[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø35.2 mm and length at least 90.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.2 mm over length 38.8 mm (from Z=0.0 to Z=38.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 47.0 mm (from Z=0.0 to Z=47.0).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø63.2 mm and length at least 291.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.2 mm over length 16.8 mm (from Z=0.0 to Z=16.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø47.9 mm over length 77.1 mm (from Z=0.0 to Z=269.9).
10. Finish turn diameter Ø41.2 mm over length 84.2 mm (from Z=0.0 to Z=192.8).
11. Finish turn diameter Ø33.8 mm over length 43.0 mm (from Z=0.0 to Z=108.6).
12. Finish turn diameter Ø30.0 mm over length 65.6 mm (from Z=0.0 to Z=65.6).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 127.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 94.3 mm (from Z=0.0 to Z=94.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.5 mm over length 27.9 mm (from Z=0.0 to Z=27.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 323.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 213.2 mm (from Z=0.0 to Z=213.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.6 mm over length 105.5 mm (from Z=0.0 to Z=105.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø75.2 mm and length at least 294.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.2 mm over length 74.4 mm (from Z=0.0 to Z=74.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø53.4 mm over length 8.0 mm (from Z=0.0 to Z=214.8).
10. Finish turn diameter Ø43.6 mm over length 72.7 mm (from Z=0.0 to Z=206.8).
11. Finish turn diameter Ø35.3 mm over length 34.8 mm (from Z=0.0 to Z=134.1).
12. Finish turn diameter Ø30.0 mm over length 99.3 mm (from Z=0.0 to Z=99.3).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 148.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 124.7 mm (from Z=0.0 to Z=124.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø21.3 mm over length 18.6 mm (from Z=0.0 to Z=18.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø77.1 mm and length at least 236.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.1 mm over length 69.4 mm (from Z=0.0 to Z=69.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø72.0 mm over length 13.0 mm (from Z=0.0 to Z=161.9).
10. Finish turn diameter Ø67.8 mm over length 8.8 mm (from Z=0.0 to Z=148.9).
11. Finish turn diameter Ø57.2 mm over length 76.1 mm (from Z=0.0 to Z=140.1).
12. Finish turn diameter Ø42.6 mm over length 64.0 mm (from Z=0.0 to Z=64.0).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø35.0 mm and length at least 318.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.0 mm over length 64.2 mm (from Z=0.0 to Z=64.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 249.2 mm (from Z=0.0 to Z=249.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø57.2 mm and length at least 303.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.2 mm over length 110.6 mm (from Z=0.0 to Z=110.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.7 mm over length 31.1 mm (from Z=0.0 to Z=187.5).
10. Finish turn diameter Ø35.2 mm over length 119.9 mm (from Z=0.0 to Z=156.4).
11. Finish turn diameter Ø31.0 mm over length 36.5 mm (from Z=0.0 to Z=36.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø72.8 mm and length at least 272.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.8 mm over length 114.9 mm (from Z=0.0 to Z=114.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø61.9 mm over length 133.0 mm (from Z=0.0 to Z=152.4).
10. Finish turn diameter Ø58.5 mm over length 19.4 mm (from Z=0.0 to Z=19.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø63.0 mm and length at least 110.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.0 mm over length 8.1 mm (from Z=0.0 to Z=8.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø48.0 mm over length 22.6 mm (from Z=0.0 to Z=97.6).
9. Finish turn diameter Ø31.3 mm over length 26.0 mm (from Z=0.0 to Z=75.0).
10. Finish turn diameter Ø30.0 mm over length 49.0 mm (from Z=0.0 to Z=49.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø55.6 mm and length at least 82.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.6 mm over length 14.7 mm (from Z=0.0 to Z=14.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø42.2 mm over length 7.0 mm (from Z=0.0 to Z=62.5).
9. Finish turn diameter Ø37.4 mm over length 12.5 mm (from Z=0.0 to Z=55.5).
10. Finish turn diameter Ø32.2 mm over length 14.2 mm (from Z=0.0 to Z=43.0).
11. Finish turn diameter Ø30.0 mm over length 28.8 mm (from Z=0.0 to Z=28.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 257.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 211.6 mm (from Z=0.0 to Z=211.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø20.3 mm over length 41.1 mm (from Z=0.0 to Z=41.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø77.7 mm and length at least 259.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.7 mm over length 17.3 mm (from Z=0.0 to Z=17.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø55.7 mm over length 55.8 mm (from Z=0.0 to Z=237.3).
10. Finish turn diameter Ø45.3 mm over length 56.3 mm (from Z=0.0 to Z=181.5).
11. Finish turn diameter Ø36.8 mm over length 29.8 mm (from Z=0.0 to Z=125.2).
12. Finish turn diameter Ø31.3 mm over length 95.4 mm (from Z=0.0 to Z=95.4).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø75.3 mm and length at least 204.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.3 mm over length 42.7 mm (from Z=0.0 to Z=42.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø65.4 mm over length 55.0 mm (from Z=0.0 to Z=156.4).
10. Finish turn diameter Ø61.9 mm over length 37.6 mm (from Z=0.0 to Z=101.4).
11. Finish turn diameter Ø54.8 mm over length 16.9 mm (from Z=0.0 to Z=63.8).
12. Finish turn diameter Ø35.6 mm over length 46.9 mm (from Z=0.0 to Z=46.9).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø35.6 mm and length at least 124.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.6 mm over length 14.2 mm (from Z=0.0 to Z=14.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 105.3 mm (from Z=0.0 to Z=105.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø40.2 mm and length at least 304.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.2 mm over length 61.0 mm (from Z=0.0 to Z=61.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø31.3 mm over length 85.6 mm (from Z=0.0 to Z=238.6).
10. Finish turn diameter Ø30.0 mm over length 153.0 mm (from Z=0.0 to Z=153.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 177.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 127.5 mm (from Z=0.0 to Z=127.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø26.7 mm over length 44.9 mm (from Z=0.0 to Z=44.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø65.8 mm and length at least 289.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.8 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø44.4 mm over length 144.6 mm (from Z=0.0 to Z=264.9).
10. Finish turn diameter Ø32.7 mm over length 120.3 mm (from Z=0.0 to Z=120.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø63.9 mm and length at least 286.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.9 mm over length 106.0 mm (from Z=0.0 to Z=106.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø47.3 mm over length 85.6 mm (from Z=0.0 to Z=175.5).
10. Finish turn diameter Ø42.5 mm over length 36.0 mm (from Z=0.0 to Z=89.9).
11. Finish turn diameter Ø30.0 mm over length 53.9 mm (from Z=0.0 to Z=53.9).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 102.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 72.8 mm (from Z=0.0 to Z=72.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø24.0 mm over length 24.3 mm (from Z=0.0 to Z=24.3).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 191.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 118.3 mm (from Z=0.0 to Z=118.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø26.4 mm over length 68.4 mm (from Z=0.0 to Z=68.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø41.9 mm and length at least 281.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.9 mm over length 55.6 mm (from Z=0.0 to Z=55.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 220.4 mm (from Z=0.0 to Z=220.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 276.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 168.9 mm (from Z=0.0 to Z=168.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.5 mm over length 102.5 mm (from Z=0.0 to Z=102.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø81.5 mm and length at least 259.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.5 mm over length 10.4 mm (from Z=0.0 to Z=10.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø71.6 mm over length 57.2 mm (from Z=0.0 to Z=243.7).
10. Finish turn diameter Ø61.1 mm over length 23.9 mm (from Z=0.0 to Z=186.5).
11. Finish turn diameter Ø49.3 mm over length 80.7 mm (from Z=0.0 to Z=162.6).
12. Finish turn diameter Ø37.2 mm over length 81.9 mm (from Z=0.0 to Z=81.9).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø66.0 mm and length at least 129.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.0 mm over length 6.2 mm (from Z=0.0 to Z=6.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø48.0 mm over length 27.7 mm (from Z=0.0 to Z=117.9).
9. Finish turn diameter Ø44.1 mm over length 38.1 mm (from Z=0.0 to Z=90.2).
10. Finish turn diameter Ø30.0 mm over length 52.1 mm (from Z=0.0 to Z=52.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø58.0 mm and length at least 271.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.0 mm over length 35.0 mm (from Z=0.0 to Z=35.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.2 mm over length 21.7 mm (from Z=0.0 to Z=231.1).
10. Finish turn diameter Ø30.0 mm over length 209.4 mm (from Z=0.0 to Z=209.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø51.2 mm and length at least 246.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.2 mm over length 56.0 mm (from Z=0.0 to Z=56.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø44.9 mm over length 41.0 mm (from Z=0.0 to Z=185.7).
10. Finish turn diameter Ø30.0 mm over length 144.7 mm (from Z=0.0 to Z=144.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø65.8 mm and length at least 91.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.8 mm over length 10.6 mm (from Z=0.0 to Z=10.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø46.6 mm over length 29.3 mm (from Z=0.0 to Z=75.9).
9. Finish turn diameter Ø33.3 mm over length 33.7 mm (from Z=0.0 to Z=46.6).
10. Finish turn diameter Ø30.0 mm over length 12.9 mm (from Z=0.0 to Z=12.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø70.9 mm and length at least 156.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.9 mm over length 19.8 mm (from Z=0.0 to Z=19.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø57.6 mm over length 56.1 mm (from Z=0.0 to Z=131.4).
9. Finish turn diameter Ø49.5 mm over length 75.3 mm (from Z=0.0 to Z=75.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø52.3 mm and length at least 96.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.3 mm over length 16.0 mm (from Z=0.0 to Z=16.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø35.9 mm over length 26.8 mm (from Z=0.0 to Z=75.7).
9. Finish turn diameter Ø30.1 mm over length 12.8 mm (from Z=0.0 to Z=48.9).
10. Finish turn diameter Ø30.0 mm over length 36.1 mm (from Z=0.0 to Z=36.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø59.8 mm and length at least 152.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.8 mm over length 18.4 mm (from Z=0.0 to Z=18.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø41.4 mm over length 63.2 mm (from Z=0.0 to Z=129.0).
9. Finish turn diameter Ø30.0 mm over length 65.8 mm (from Z=0.0 to Z=65.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø81.0 mm and length at least 223.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.0 mm over length 29.5 mm (from Z=0.0 to Z=29.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø74.6 mm over length 61.0 mm (from Z=0.0 to Z=189.4).
10. Finish turn diameter Ø70.7 mm over length 44.9 mm (from Z=0.0 to Z=128.4).
11. Finish turn diameter Ø55.3 mm over length 39.4 mm (from Z=0.0 to Z=83.5).
12. Finish turn diameter Ø51.6 mm over length 44.1 mm (from Z=0.0 to Z=44.1).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø74.7 mm and length at least 244.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.7 mm over length 41.0 mm (from Z=0.0 to Z=41.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø65.2 mm over length 56.8 mm (from Z=0.0 to Z=198.2).
10. Finish turn diameter Ø52.7 mm over length 83.9 mm (from Z=0.0 to Z=141.4).
11. Finish turn diameter Ø33.6 mm over length 57.5 mm (from Z=0.0 to Z=57.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø47.0 mm and length at least 100.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.0 mm over length 9.1 mm (from Z=0.0 to Z=9.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø37.9 mm over length 57.1 mm (from Z=0.0 to Z=86.6).
9. Finish turn diameter Ø32.9 mm over length 29.5 mm (from Z=0.0 to Z=29.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø74.6 mm and length at least 86.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.6 mm over length 35.3 mm (from Z=0.0 to Z=35.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø59.1 mm over length 25.7 mm (from Z=0.0 to Z=46.6).
9. Finish turn diameter Ø41.9 mm over length 20.9 mm (from Z=0.0 to Z=20.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø53.3 mm and length at least 203.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.3 mm over length 20.2 mm (from Z=0.0 to Z=20.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.6 mm over length 36.7 mm (from Z=0.0 to Z=178.7).
10. Finish turn diameter Ø31.7 mm over length 38.1 mm (from Z=0.0 to Z=142.0).
11. Finish turn diameter Ø30.0 mm over length 103.9 mm (from Z=0.0 to Z=103.9).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø46.1 mm and length at least 263.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.1 mm over length 36.2 mm (from Z=0.0 to Z=36.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø38.7 mm over length 10.8 mm (from Z=0.0 to Z=221.9).
10. Finish turn diameter Ø35.4 mm over length 69.4 mm (from Z=0.0 to Z=211.1).
11. Finish turn diameter Ø30.0 mm over length 141.7 mm (from Z=0.0 to Z=141.7).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 143.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 77.8 mm (from Z=0.0 to Z=77.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø22.9 mm over length 60.9 mm (from Z=0.0 to Z=60.9).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø51.5 mm and length at least 250.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.5 mm over length 99.0 mm (from Z=0.0 to Z=99.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø46.1 mm over length 32.5 mm (from Z=0.0 to Z=146.3).
10. Finish turn diameter Ø36.4 mm over length 52.9 mm (from Z=0.0 to Z=113.8).
11. Finish turn diameter Ø30.0 mm over length 60.9 mm (from Z=0.0 to Z=60.9).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø59.6 mm and length at least 97.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.6 mm over length 7.1 mm (from Z=0.0 to Z=7.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø51.7 mm over length 15.1 mm (from Z=0.0 to Z=85.8).
9. Finish turn diameter Ø41.2 mm over length 15.9 mm (from Z=0.0 to Z=70.7).
10. Finish turn diameter Ø30.2 mm over length 5.0 mm (from Z=0.0 to Z=54.8).
11. Finish turn diameter Ø30.0 mm over length 49.8 mm (from Z=0.0 to Z=49.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø49.3 mm and length at least 276.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.3 mm over length 71.1 mm (from Z=0.0 to Z=71.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.8 mm over length 28.7 mm (from Z=0.0 to Z=200.6).
10. Finish turn diameter Ø30.0 mm over length 171.9 mm (from Z=0.0 to Z=171.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø44.4 mm and length at least 122.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.4 mm over length 26.7 mm (from Z=0.0 to Z=26.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 91.1 mm (from Z=0.0 to Z=91.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø35.0 mm and length at least 71.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.0 mm over length 17.6 mm (from Z=0.0 to Z=17.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 48.4 mm (from Z=0.0 to Z=48.4).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø59.3 mm and length at least 153.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.3 mm over length 36.2 mm (from Z=0.0 to Z=36.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø50.7 mm over length 23.3 mm (from Z=0.0 to Z=112.1).
9. Finish turn diameter Ø31.0 mm over length 12.1 mm (from Z=0.0 to Z=88.8).
10. Finish turn diameter Ø30.0 mm over length 76.7 mm (from Z=0.0 to Z=76.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø38.5 mm and length at least 207.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.5 mm over length 20.7 mm (from Z=0.0 to Z=20.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 181.8 mm (from Z=0.0 to Z=181.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø43.1 mm and length at least 304.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.1 mm over length 68.4 mm (from Z=0.0 to Z=68.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø33.9 mm over length 119.8 mm (from Z=0.0 to Z=231.2).
10. Finish turn diameter Ø30.0 mm over length 111.4 mm (from Z=0.0 to Z=111.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 123.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 82.5 mm (from Z=0.0 to Z=82.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø29.2 mm over length 36.2 mm (from Z=0.0 to Z=36.2).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø67.2 mm and length at least 110.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.2 mm over length 39.8 mm (from Z=0.0 to Z=39.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø65.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø49.6 mm over length 24.7 mm (from Z=0.0 to Z=66.1).
9. Finish turn diameter Ø43.1 mm over length 26.9 mm (from Z=0.0 to Z=41.4).
10. Finish turn diameter Ø30.0 mm over length 14.5 mm (from Z=0.0 to Z=14.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø64.6 mm and length at least 233.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.6 mm over length 16.0 mm (from Z=0.0 to Z=16.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø56.9 mm over length 51.5 mm (from Z=0.0 to Z=212.7).
10. Finish turn diameter Ø46.1 mm over length 46.3 mm (from Z=0.0 to Z=161.2).
11. Finish turn diameter Ø32.3 mm over length 5.6 mm (from Z=0.0 to Z=114.9).
12. Finish turn diameter Ø30.0 mm over length 109.3 mm (from Z=0.0 to Z=109.3).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø77.0 mm and length at least 168.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.0 mm over length 23.6 mm (from Z=0.0 to Z=23.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø68.2 mm over length 23.6 mm (from Z=0.0 to Z=140.2).
9. Finish turn diameter Ø59.9 mm over length 14.4 mm (from Z=0.0 to Z=116.6).
10. Finish turn diameter Ø49.7 mm over length 36.1 mm (from Z=0.0 to Z=102.2).
11. Finish turn diameter Ø40.1 mm over length 33.0 mm (from Z=0.0 to Z=66.1).
12. Finish turn diameter Ø30.0 mm over length 33.1 mm (from Z=0.0 to Z=33.1).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø74.5 mm and length at least 67.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.5 mm over length 27.6 mm (from Z=0.0 to Z=27.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø62.0 mm over length 28.2 mm (from Z=0.0 to Z=35.3).
9. Finish turn diameter Ø43.9 mm over length 7.1 mm (from Z=0.0 to Z=7.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø44.7 mm and length at least 119.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.7 mm over length 23.6 mm (from Z=0.0 to Z=23.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø36.5 mm over length 21.9 mm (from Z=0.0 to Z=90.4).
9. Finish turn diameter Ø30.0 mm over length 68.5 mm (from Z=0.0 to Z=68.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø59.7 mm and length at least 282.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.7 mm over length 14.0 mm (from Z=0.0 to Z=14.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.3 mm over length 62.4 mm (from Z=0.0 to Z=263.1).
10. Finish turn diameter Ø46.1 mm over length 77.4 mm (from Z=0.0 to Z=200.7).
11. Finish turn diameter Ø39.3 mm over length 8.5 mm (from Z=0.0 to Z=123.3).
12. Finish turn diameter Ø30.0 mm over length 114.8 mm (from Z=0.0 to Z=114.8).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø53.7 mm and length at least 207.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.7 mm over length 48.1 mm (from Z=0.0 to Z=48.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø43.7 mm over length 47.1 mm (from Z=0.0 to Z=154.8).
10. Finish turn diameter Ø31.5 mm over length 12.9 mm (from Z=0.0 to Z=107.7).
11. Finish turn diameter Ø30.0 mm over length 94.8 mm (from Z=0.0 to Z=94.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø36.8 mm and length at least 148.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.8 mm over length 41.2 mm (from Z=0.0 to Z=41.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø31.8 mm over length 6.9 mm (from Z=0.0 to Z=101.8).
10. Finish turn diameter Ø30.0 mm over length 94.9 mm (from Z=0.0 to Z=94.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø52.5 mm and length at least 118.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.5 mm over length 27.5 mm (from Z=0.0 to Z=27.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø46.7 mm over length 14.5 mm (from Z=0.0 to Z=85.8).
9. Finish turn diameter Ø37.6 mm over length 27.3 mm (from Z=0.0 to Z=71.3).
10. Finish turn diameter Ø30.0 mm over length 44.0 mm (from Z=0.0 to Z=44.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø49.7 mm and length at least 198.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.7 mm over length 88.6 mm (from Z=0.0 to Z=88.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.0 mm over length 31.6 mm (from Z=0.0 to Z=105.2).
10. Finish turn diameter Ø30.0 mm over length 73.6 mm (from Z=0.0 to Z=73.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø37.7 mm and length at least 208.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.7 mm over length 64.8 mm (from Z=0.0 to Z=64.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 138.6 mm (from Z=0.0 to Z=138.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø70.5 mm and length at least 295.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.5 mm over length 95.7 mm (from Z=0.0 to Z=95.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø58.3 mm over length 68.0 mm (from Z=0.0 to Z=194.8).
10. Finish turn diameter Ø54.8 mm over length 79.1 mm (from Z=0.0 to Z=126.8).
11. Finish turn diameter Ø40.0 mm over length 47.7 mm (from Z=0.0 to Z=47.7).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø78.3 mm and length at least 226.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.3 mm over length 71.3 mm (from Z=0.0 to Z=71.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø62.1 mm over length 25.1 mm (from Z=0.0 to Z=150.5).
10. Finish turn diameter Ø54.4 mm over length 69.0 mm (from Z=0.0 to Z=125.4).
11. Finish turn diameter Ø51.2 mm over length 14.4 mm (from Z=0.0 to Z=56.4).
12. Finish turn diameter Ø38.3 mm over length 42.0 mm (from Z=0.0 to Z=42.0).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø74.5 mm and length at least 270.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.5 mm over length 127.7 mm (from Z=0.0 to Z=127.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø60.7 mm over length 42.7 mm (from Z=0.0 to Z=137.6).
10. Finish turn diameter Ø42.5 mm over length 94.9 mm (from Z=0.0 to Z=94.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 125.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 107.5 mm (from Z=0.0 to Z=107.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø29.2 mm over length 13.4 mm (from Z=0.0 to Z=13.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø48.7 mm and length at least 163.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.7 mm over length 17.2 mm (from Z=0.0 to Z=17.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø37.3 mm over length 19.6 mm (from Z=0.0 to Z=141.7).
9. Finish turn diameter Ø30.6 mm over length 46.4 mm (from Z=0.0 to Z=122.1).
10. Finish turn diameter Ø30.0 mm over length 75.7 mm (from Z=0.0 to Z=75.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø65.6 mm and length at least 194.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.6 mm over length 83.4 mm (from Z=0.0 to Z=83.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø44.3 mm over length 35.0 mm (from Z=0.0 to Z=106.4).
9. Finish turn diameter Ø30.0 mm over length 71.4 mm (from Z=0.0 to Z=71.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø39.6 mm and length at least 128.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.6 mm over length 52.7 mm (from Z=0.0 to Z=52.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 71.2 mm (from Z=0.0 to Z=71.2).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø69.1 mm and length at least 155.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.1 mm over length 37.4 mm (from Z=0.0 to Z=37.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø50.7 mm over length 57.2 mm (from Z=0.0 to Z=112.9).
9. Finish turn diameter Ø44.8 mm over length 29.6 mm (from Z=0.0 to Z=55.7).
10. Finish turn diameter Ø37.9 mm over length 26.1 mm (from Z=0.0 to Z=26.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø65.7 mm and length at least 160.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.7 mm over length 57.9 mm (from Z=0.0 to Z=57.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø49.2 mm over length 76.5 mm (from Z=0.0 to Z=98.0).
9. Finish turn diameter Ø32.8 mm over length 21.5 mm (from Z=0.0 to Z=21.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø54.7 mm and length at least 246.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.7 mm over length 16.2 mm (from Z=0.0 to Z=16.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø43.7 mm over length 37.7 mm (from Z=0.0 to Z=225.7).
10. Finish turn diameter Ø30.0 mm over length 188.0 mm (from Z=0.0 to Z=188.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø78.3 mm and length at least 291.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.3 mm over length 61.5 mm (from Z=0.0 to Z=61.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø69.4 mm over length 29.7 mm (from Z=0.0 to Z=224.8).
10. Finish turn diameter Ø50.0 mm over length 96.1 mm (from Z=0.0 to Z=195.1).
11. Finish turn diameter Ø41.0 mm over length 99.0 mm (from Z=0.0 to Z=99.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø65.0 mm and length at least 177.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.0 mm over length 61.7 mm (from Z=0.0 to Z=61.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø50.8 mm over length 26.9 mm (from Z=0.0 to Z=110.3).
9. Finish turn diameter Ø33.3 mm over length 50.8 mm (from Z=0.0 to Z=83.4).
10. Finish turn diameter Ø30.0 mm over length 32.6 mm (from Z=0.0 to Z=32.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø48.4 mm and length at least 176.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.4 mm over length 46.7 mm (from Z=0.0 to Z=46.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.4 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø38.0 mm over length 41.0 mm (from Z=0.0 to Z=125.2).
9. Finish turn diameter Ø30.0 mm over length 84.2 mm (from Z=0.0 to Z=84.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø61.5 mm and length at least 123.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.5 mm over length 5.0 mm (from Z=0.0 to Z=5.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø47.3 mm over length 38.2 mm (from Z=0.0 to Z=113.5).
9. Finish turn diameter Ø31.7 mm over length 12.6 mm (from Z=0.0 to Z=75.3).
10. Finish turn diameter Ø30.0 mm over length 62.7 mm (from Z=0.0 to Z=62.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø50.2 mm and length at least 146.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.2 mm over length 38.8 mm (from Z=0.0 to Z=38.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø43.6 mm over length 12.1 mm (from Z=0.0 to Z=102.4).
10. Finish turn diameter Ø30.0 mm over length 90.3 mm (from Z=0.0 to Z=90.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø73.3 mm and length at least 295.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.3 mm over length 137.2 mm (from Z=0.0 to Z=137.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø57.5 mm over length 52.1 mm (from Z=0.0 to Z=152.9).
10. Finish turn diameter Ø49.2 mm over length 100.8 mm (from Z=0.0 to Z=100.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.8 mm and length at least 294.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.8 mm over length 36.3 mm (from Z=0.0 to Z=36.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 252.7 mm (from Z=0.0 to Z=252.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 303.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 279.6 mm (from Z=0.0 to Z=279.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.3 mm over length 18.6 mm (from Z=0.0 to Z=18.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø56.5 mm and length at least 70.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.5 mm over length 14.3 mm (from Z=0.0 to Z=14.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø46.7 mm over length 8.1 mm (from Z=0.0 to Z=51.0).
9. Finish turn diameter Ø30.2 mm over length 5.0 mm (from Z=0.0 to Z=42.9).
10. Finish turn diameter Ø30.0 mm over length 37.9 mm (from Z=0.0 to Z=37.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø79.5 mm and length at least 219.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.5 mm over length 32.5 mm (from Z=0.0 to Z=32.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø69.1 mm over length 57.4 mm (from Z=0.0 to Z=182.3).
10. Finish turn diameter Ø59.9 mm over length 21.8 mm (from Z=0.0 to Z=124.9).
11. Finish turn diameter Ø53.6 mm over length 59.6 mm (from Z=0.0 to Z=103.1).
12. Finish turn diameter Ø48.9 mm over length 6.8 mm (from Z=0.0 to Z=43.5).
13. Finish turn diameter Ø36.6 mm over length 36.7 mm (from Z=0.0 to Z=36.7).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø38.1 mm and length at least 303.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.1 mm over length 174.3 mm (from Z=0.0 to Z=174.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 124.0 mm (from Z=0.0 to Z=124.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø49.7 mm and length at least 175.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.7 mm over length 55.3 mm (from Z=0.0 to Z=55.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø42.7 mm over length 24.4 mm (from Z=0.0 to Z=114.8).
9. Finish turn diameter Ø36.6 mm over length 7.4 mm (from Z=0.0 to Z=90.4).
10. Finish turn diameter Ø30.0 mm over length 83.0 mm (from Z=0.0 to Z=83.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø71.1 mm and length at least 295.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.1 mm over length 58.4 mm (from Z=0.0 to Z=58.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø55.9 mm over length 68.4 mm (from Z=0.0 to Z=232.5).
10. Finish turn diameter Ø47.9 mm over length 81.2 mm (from Z=0.0 to Z=164.1).
11. Finish turn diameter Ø36.7 mm over length 13.3 mm (from Z=0.0 to Z=82.9).
12. Finish turn diameter Ø30.0 mm over length 69.6 mm (from Z=0.0 to Z=69.6).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 254.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 202.1 mm (from Z=0.0 to Z=202.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø28.4 mm over length 47.0 mm (from Z=0.0 to Z=47.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø81.3 mm and length at least 127.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.3 mm over length 29.0 mm (from Z=0.0 to Z=29.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø71.6 mm over length 11.7 mm (from Z=0.0 to Z=93.9).
9. Finish turn diameter Ø53.5 mm over length 14.4 mm (from Z=0.0 to Z=82.2).
10. Finish turn diameter Ø33.8 mm over length 24.7 mm (from Z=0.0 to Z=67.8).
11. Finish turn diameter Ø30.0 mm over length 43.1 mm (from Z=0.0 to Z=43.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø41.2 mm and length at least 302.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.2 mm over length 149.0 mm (from Z=0.0 to Z=149.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 148.1 mm (from Z=0.0 to Z=148.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø67.5 mm and length at least 125.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.5 mm over length 46.8 mm (from Z=0.0 to Z=46.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø65.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø60.8 mm over length 11.4 mm (from Z=0.0 to Z=73.6).
9. Finish turn diameter Ø46.7 mm over length 10.7 mm (from Z=0.0 to Z=62.2).
10. Finish turn diameter Ø30.0 mm over length 51.5 mm (from Z=0.0 to Z=51.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 323.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 225.6 mm (from Z=0.0 to Z=225.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø23.1 mm over length 93.0 mm (from Z=0.0 to Z=93.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 184.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 146.5 mm (from Z=0.0 to Z=146.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø29.0 mm over length 33.2 mm (from Z=0.0 to Z=33.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø73.0 mm and length at least 67.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.0 mm over length 22.2 mm (from Z=0.0 to Z=22.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.5 mm over length 12.4 mm (from Z=0.0 to Z=40.7).
9. Finish turn diameter Ø43.6 mm over length 28.3 mm (from Z=0.0 to Z=28.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø81.0 mm and length at least 105.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.0 mm over length 25.8 mm (from Z=0.0 to Z=25.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø64.5 mm over length 9.4 mm (from Z=0.0 to Z=75.0).
9. Finish turn diameter Ø48.8 mm over length 24.1 mm (from Z=0.0 to Z=65.6).
10. Finish turn diameter Ø39.6 mm over length 10.2 mm (from Z=0.0 to Z=41.5).
11. Finish turn diameter Ø30.0 mm over length 31.3 mm (from Z=0.0 to Z=31.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø73.7 mm and length at least 264.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.7 mm over length 22.9 mm (from Z=0.0 to Z=22.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.9 mm over length 44.2 mm (from Z=0.0 to Z=236.3).
10. Finish turn diameter Ø45.3 mm over length 50.0 mm (from Z=0.0 to Z=192.1).
11. Finish turn diameter Ø35.3 mm over length 35.4 mm (from Z=0.0 to Z=142.1).
12. Finish turn diameter Ø30.0 mm over length 106.7 mm (from Z=0.0 to Z=106.7).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø73.9 mm and length at least 155.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.9 mm over length 36.4 mm (from Z=0.0 to Z=36.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø58.1 mm over length 31.5 mm (from Z=0.0 to Z=114.4).
9. Finish turn diameter Ø52.7 mm over length 23.8 mm (from Z=0.0 to Z=82.9).
10. Finish turn diameter Ø49.2 mm over length 43.6 mm (from Z=0.0 to Z=59.1).
11. Finish turn diameter Ø31.7 mm over length 15.5 mm (from Z=0.0 to Z=15.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø45.6 mm and length at least 301.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.6 mm over length 127.0 mm (from Z=0.0 to Z=127.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.4 mm over length 32.6 mm (from Z=0.0 to Z=169.1).
10. Finish turn diameter Ø31.6 mm over length 50.3 mm (from Z=0.0 to Z=136.5).
11. Finish turn diameter Ø30.0 mm over length 86.2 mm (from Z=0.0 to Z=86.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø40.8 mm and length at least 273.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.8 mm over length 64.5 mm (from Z=0.0 to Z=64.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø31.8 mm over length 90.5 mm (from Z=0.0 to Z=204.3).
10. Finish turn diameter Ø30.0 mm over length 113.8 mm (from Z=0.0 to Z=113.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø79.3 mm and length at least 150.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.3 mm over length 56.9 mm (from Z=0.0 to Z=56.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø72.2 mm over length 42.9 mm (from Z=0.0 to Z=88.8).
9. Finish turn diameter Ø52.5 mm over length 45.9 mm (from Z=0.0 to Z=45.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø48.8 mm and length at least 189.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.8 mm over length 48.2 mm (from Z=0.0 to Z=48.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø41.5 mm over length 31.3 mm (from Z=0.0 to Z=135.8).
10. Finish turn diameter Ø35.0 mm over length 7.4 mm (from Z=0.0 to Z=104.5).
11. Finish turn diameter Ø30.0 mm over length 97.1 mm (from Z=0.0 to Z=97.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø73.2 mm and length at least 289.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.2 mm over length 72.5 mm (from Z=0.0 to Z=72.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø67.6 mm over length 67.4 mm (from Z=0.0 to Z=212.2).
10. Finish turn diameter Ø61.4 mm over length 70.6 mm (from Z=0.0 to Z=144.8).
11. Finish turn diameter Ø50.4 mm over length 74.2 mm (from Z=0.0 to Z=74.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø70.7 mm and length at least 263.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.7 mm over length 24.0 mm (from Z=0.0 to Z=24.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø49.6 mm over length 39.0 mm (from Z=0.0 to Z=234.4).
10. Finish turn diameter Ø33.5 mm over length 70.2 mm (from Z=0.0 to Z=195.4).
11. Finish turn diameter Ø30.0 mm over length 125.2 mm (from Z=0.0 to Z=125.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø72.6 mm and length at least 320.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.6 mm over length 121.4 mm (from Z=0.0 to Z=121.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.0 mm over length 20.3 mm (from Z=0.0 to Z=194.4).
10. Finish turn diameter Ø47.3 mm over length 58.5 mm (from Z=0.0 to Z=174.1).
11. Finish turn diameter Ø30.0 mm over length 115.6 mm (from Z=0.0 to Z=115.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø56.6 mm and length at least 316.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.6 mm over length 78.5 mm (from Z=0.0 to Z=78.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.8 mm over length 98.5 mm (from Z=0.0 to Z=232.8).
10. Finish turn diameter Ø30.0 mm over length 134.3 mm (from Z=0.0 to Z=134.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 170.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 112.6 mm (from Z=0.0 to Z=112.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø19.3 mm over length 53.0 mm (from Z=0.0 to Z=53.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø56.9 mm and length at least 193.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.9 mm over length 29.8 mm (from Z=0.0 to Z=29.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø41.9 mm over length 49.0 mm (from Z=0.0 to Z=159.1).
9. Finish turn diameter Ø37.9 mm over length 36.6 mm (from Z=0.0 to Z=110.1).
10. Finish turn diameter Ø30.0 mm over length 73.5 mm (from Z=0.0 to Z=73.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø37.4 mm and length at least 157.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.4 mm over length 37.0 mm (from Z=0.0 to Z=37.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 115.4 mm (from Z=0.0 to Z=115.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø72.5 mm and length at least 83.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.5 mm over length 6.2 mm (from Z=0.0 to Z=6.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø61.2 mm over length 17.1 mm (from Z=0.0 to Z=72.0).
9. Finish turn diameter Ø51.9 mm over length 14.1 mm (from Z=0.0 to Z=54.9).
10. Finish turn diameter Ø44.0 mm over length 40.8 mm (from Z=0.0 to Z=40.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø51.6 mm and length at least 316.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.6 mm over length 31.5 mm (from Z=0.0 to Z=31.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø33.5 mm over length 25.2 mm (from Z=0.0 to Z=279.6).
10. Finish turn diameter Ø30.0 mm over length 254.4 mm (from Z=0.0 to Z=254.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø37.3 mm and length at least 202.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.3 mm over length 29.2 mm (from Z=0.0 to Z=29.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 168.6 mm (from Z=0.0 to Z=168.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø40.2 mm and length at least 150.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.2 mm over length 33.4 mm (from Z=0.0 to Z=33.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 111.7 mm (from Z=0.0 to Z=111.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.