[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 313.2 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 221.9 mm (from Z=0.0 to Z=221.9).
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 Ø19.1 mm over length 86.3 mm (from Z=0.0 to Z=86.3).
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 Ø70.1 mm and length at least 301.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.1 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 Ø68.1 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 Ø53.9 mm over length 60.2 mm (from Z=0.0 to Z=282.0).
10. Finish turn diameter Ø34.9 mm over length 46.9 mm (from Z=0.0 to Z=221.8).
11. Finish turn diameter Ø30.0 mm over length 174.9 mm (from Z=0.0 to Z=174.9).
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 42CrMo4) with diameter at least Ø75.2 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 Ø73.2 mm over length 92.7 mm (from Z=0.0 to Z=92.7).
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 Ø60.4 mm over length 52.6 mm (from Z=0.0 to Z=106.2).
10. Finish turn diameter Ø52.9 mm over length 53.6 mm (from Z=0.0 to Z=53.6).
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 Ø49.7 mm and length at least 171.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.7 mm over length 19.7 mm (from Z=0.0 to Z=19.7).
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 Ø33.2 mm over length 42.0 mm (from Z=0.0 to Z=146.5).
10. Finish turn diameter Ø30.0 mm over length 104.5 mm (from Z=0.0 to Z=104.5).
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 C45) with diameter at least Ø38.0 mm and length at least 255.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.0 mm over length 13.8 mm (from Z=0.0 to Z=13.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.0 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 236.9 mm (from Z=0.0 to Z=236.9).
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 C45) with diameter at least Ø64.0 mm and length at least 284.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.0 mm over length 67.4 mm (from Z=0.0 to Z=67.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.0 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 Ø42.4 mm over length 43.1 mm (from Z=0.0 to Z=212.5).
10. Finish turn diameter Ø30.0 mm over length 169.4 mm (from Z=0.0 to Z=169.4).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø57.4 mm and length at least 243.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.4 mm over length 110.1 mm (from Z=0.0 to Z=110.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.4 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 Ø48.0 mm over length 30.2 mm (from Z=0.0 to Z=127.9).
10. Finish turn diameter Ø40.1 mm over length 39.9 mm (from Z=0.0 to Z=97.7).
11. Finish turn diameter Ø30.0 mm over length 57.8 mm (from Z=0.0 to Z=57.8).
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 Ø46.8 mm and length at least 256.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.8 mm over length 45.9 mm (from Z=0.0 to Z=45.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.8 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 Ø33.6 mm over length 23.9 mm (from Z=0.0 to Z=205.7).
10. Finish turn diameter Ø30.0 mm over length 181.8 mm (from Z=0.0 to Z=181.8).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø57.2 mm and length at least 76.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.2 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 Ø55.2 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 Ø36.9 mm over length 16.5 mm (from Z=0.0 to Z=66.2).
9. Finish turn diameter Ø30.0 mm over length 49.7 mm (from Z=0.0 to Z=49.7).
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 Ø34.3 mm and length at least 212.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.3 mm over length 45.7 mm (from Z=0.0 to Z=45.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.3 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 162.1 mm (from Z=0.0 to Z=162.1).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø74.6 mm and length at least 139.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.6 mm over length 38.0 mm (from Z=0.0 to Z=38.0).
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 Ø64.6 mm over length 25.9 mm (from Z=0.0 to Z=96.4).
9. Finish turn diameter Ø53.6 mm over length 70.5 mm (from Z=0.0 to Z=70.5).
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 Ø32.0 mm and length at least 144.4 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 99.3 mm (from Z=0.0 to Z=99.3).
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 Ø28.2 mm over length 40.1 mm (from Z=0.0 to Z=40.1).
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 Ø45.3 mm and length at least 221.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.3 mm over length 21.3 mm (from Z=0.0 to Z=21.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.3 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 Ø39.4 mm over length 40.1 mm (from Z=0.0 to Z=195.0).
10. Finish turn diameter Ø31.2 mm over length 27.8 mm (from Z=0.0 to Z=154.9).
11. Finish turn diameter Ø30.0 mm over length 127.1 mm (from Z=0.0 to Z=127.1).
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 42CrMo4) with diameter at least Ø69.7 mm and length at least 145.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.7 mm over length 33.3 mm (from Z=0.0 to Z=33.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.7 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 Ø63.2 mm over length 27.7 mm (from Z=0.0 to Z=107.4).
9. Finish turn diameter Ø51.5 mm over length 31.7 mm (from Z=0.0 to Z=79.7).
10. Finish turn diameter Ø43.9 mm over length 23.4 mm (from Z=0.0 to Z=48.0).
11. Finish turn diameter Ø30.0 mm over length 24.6 mm (from Z=0.0 to Z=24.6).
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 Ø39.3 mm and length at least 232.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.3 mm over length 8.3 mm (from Z=0.0 to Z=8.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.3 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 Ø32.8 mm over length 42.0 mm (from Z=0.0 to Z=219.0).
10. Finish turn diameter Ø30.0 mm over length 177.0 mm (from Z=0.0 to Z=177.0).
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 Ø78.9 mm and length at least 280.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.9 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 Ø76.9 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 Ø73.4 mm over length 79.8 mm (from Z=0.0 to Z=235.2).
10. Finish turn diameter Ø60.0 mm over length 28.8 mm (from Z=0.0 to Z=155.4).
11. Finish turn diameter Ø46.8 mm over length 19.2 mm (from Z=0.0 to Z=126.6).
12. Finish turn diameter Ø41.0 mm over length 41.2 mm (from Z=0.0 to Z=107.4).
13. Finish turn diameter Ø32.9 mm over length 66.2 mm (from Z=0.0 to Z=66.2).
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 C45) with diameter at least Ø61.6 mm and length at least 89.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.6 mm over length 16.9 mm (from Z=0.0 to Z=16.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.6 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 Ø53.5 mm over length 47.2 mm (from Z=0.0 to Z=67.8).
9. Finish turn diameter Ø36.4 mm over length 20.6 mm (from Z=0.0 to Z=20.6).
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 Ø35.5 mm and length at least 284.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.5 mm over length 49.9 mm (from Z=0.0 to Z=49.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.5 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 229.3 mm (from Z=0.0 to Z=229.3).
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 stainless steel round bar (material 1.4301) with diameter at least Ø71.7 mm and length at least 97.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.7 mm over length 23.9 mm (from Z=0.0 to Z=23.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.7 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 Ø62.2 mm over length 18.5 mm (from Z=0.0 to Z=68.7).
9. Finish turn diameter Ø43.8 mm over length 17.9 mm (from Z=0.0 to Z=50.2).
10. Finish turn diameter Ø30.0 mm over length 32.3 mm (from Z=0.0 to Z=32.3).
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 16MnCr5) with diameter at least Ø34.9 mm and length at least 281.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.9 mm over length 64.0 mm (from Z=0.0 to Z=64.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.9 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 212.4 mm (from Z=0.0 to Z=212.4).
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 stainless steel round bar (material 1.4301) with diameter at least Ø34.1 mm and length at least 208.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.1 mm over length 53.2 mm (from Z=0.0 to Z=53.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.1 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 150.7 mm (from Z=0.0 to Z=150.7).
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 92.2 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 38.2 mm (from Z=0.0 to Z=38.2).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø21.3 mm over length 49.0 mm (from Z=0.0 to Z=49.0).
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 Ø71.4 mm and length at least 190.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.4 mm over length 78.8 mm (from Z=0.0 to Z=78.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.4 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 Ø65.3 mm over length 47.4 mm (from Z=0.0 to Z=106.6).
9. Finish turn diameter Ø48.2 mm over length 44.4 mm (from Z=0.0 to Z=59.2).
10. Finish turn diameter Ø43.4 mm over length 14.8 mm (from Z=0.0 to Z=14.8).
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 Ø57.3 mm and length at least 222.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.3 mm over length 28.1 mm (from Z=0.0 to Z=28.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.3 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 Ø44.6 mm over length 54.6 mm (from Z=0.0 to Z=189.2).
10. Finish turn diameter Ø30.0 mm over length 134.6 mm (from Z=0.0 to Z=134.6).
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 stainless steel round bar (material 1.4301) with diameter at least Ø76.7 mm and length at least 308.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.7 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 Ø74.7 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 Ø65.3 mm over length 58.2 mm (from Z=0.0 to Z=273.4).
10. Finish turn diameter Ø47.0 mm over length 103.6 mm (from Z=0.0 to Z=215.2).
11. Finish turn diameter Ø35.5 mm over length 111.6 mm (from Z=0.0 to Z=111.6).
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 Ø53.3 mm and length at least 143.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.3 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 Ø51.3 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 Ø42.1 mm over length 37.8 mm (from Z=0.0 to Z=99.4).
9. Finish turn diameter Ø31.8 mm over length 6.5 mm (from Z=0.0 to Z=61.6).
10. Finish turn diameter Ø30.0 mm over length 55.1 mm (from Z=0.0 to Z=55.1).
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 Ø59.8 mm and length at least 226.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.8 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 Ø57.8 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 Ø39.5 mm over length 98.6 mm (from Z=0.0 to Z=152.3).
10. Finish turn diameter Ø30.0 mm over length 53.7 mm (from Z=0.0 to Z=53.7).
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 Ø45.1 mm and length at least 192.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.1 mm over length 60.4 mm (from Z=0.0 to Z=60.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.1 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 126.7 mm (from Z=0.0 to Z=126.7).
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 Ø57.9 mm and length at least 309.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.9 mm over length 41.6 mm (from Z=0.0 to Z=41.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.9 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 Ø39.1 mm over length 60.5 mm (from Z=0.0 to Z=262.6).
10. Finish turn diameter Ø30.0 mm over length 202.1 mm (from Z=0.0 to Z=202.1).
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 Ø65.8 mm and length at least 136.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.8 mm over length 42.3 mm (from Z=0.0 to Z=42.3).
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 Ø56.2 mm over length 30.6 mm (from Z=0.0 to Z=89.3).
9. Finish turn diameter Ø44.9 mm over length 25.3 mm (from Z=0.0 to Z=58.7).
10. Finish turn diameter Ø40.1 mm over length 15.8 mm (from Z=0.0 to Z=33.4).
11. Finish turn diameter Ø32.7 mm over length 10.9 mm (from Z=0.0 to Z=17.6).
12. Finish turn diameter Ø30.0 mm over length 6.7 mm (from Z=0.0 to Z=6.7).
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 Ø37.3 mm and length at least 278.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.3 mm over length 39.6 mm (from Z=0.0 to Z=39.6).
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 233.8 mm (from Z=0.0 to Z=233.8).
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 Ø64.9 mm and length at least 147.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.9 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 Ø62.9 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 Ø53.8 mm over length 33.3 mm (from Z=0.0 to Z=114.5).
9. Finish turn diameter Ø46.4 mm over length 26.2 mm (from Z=0.0 to Z=81.2).
10. Finish turn diameter Ø35.8 mm over length 31.7 mm (from Z=0.0 to Z=55.0).
11. Finish turn diameter Ø30.0 mm over length 23.3 mm (from Z=0.0 to Z=23.3).
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 steel round bar (material 16MnCr5) with diameter at least Ø71.0 mm and length at least 167.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.0 mm over length 39.5 mm (from Z=0.0 to Z=39.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.0 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 Ø50.5 mm over length 78.8 mm (from Z=0.0 to Z=122.9).
9. Finish turn diameter Ø30.9 mm over length 44.1 mm (from Z=0.0 to Z=44.1).
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 Ø57.5 mm and length at least 133.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.5 mm over length 26.5 mm (from Z=0.0 to Z=26.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.5 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 Ø51.3 mm over length 12.7 mm (from Z=0.0 to Z=102.1).
9. Finish turn diameter Ø32.3 mm over length 22.3 mm (from Z=0.0 to Z=89.4).
10. Finish turn diameter Ø30.0 mm over length 67.1 mm (from Z=0.0 to Z=67.1).
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 Ø46.7 mm and length at least 188.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.7 mm over length 59.3 mm (from Z=0.0 to Z=59.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.7 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 123.8 mm (from Z=0.0 to Z=123.8).
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 Ø62.4 mm and length at least 273.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.4 mm over length 155.3 mm (from Z=0.0 to Z=155.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.4 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 Ø46.0 mm over length 57.8 mm (from Z=0.0 to Z=113.1).
10. Finish turn diameter Ø35.8 mm over length 55.3 mm (from Z=0.0 to Z=55.3).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø81.4 mm and length at least 262.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.4 mm over length 13.5 mm (from Z=0.0 to Z=13.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.4 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 Ø59.7 mm over length 42.6 mm (from Z=0.0 to Z=243.8).
10. Finish turn diameter Ø53.9 mm over length 138.8 mm (from Z=0.0 to Z=201.2).
11. Finish turn diameter Ø38.2 mm over length 62.4 mm (from Z=0.0 to Z=62.4).
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 Ø68.7 mm and length at least 81.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.7 mm over length 11.4 mm (from Z=0.0 to Z=11.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.7 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 Ø63.7 mm over length 35.3 mm (from Z=0.0 to Z=65.5).
9. Finish turn diameter Ø57.1 mm over length 7.3 mm (from Z=0.0 to Z=30.2).
10. Finish turn diameter Ø43.0 mm over length 22.9 mm (from Z=0.0 to Z=22.9).
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 42CrMo4) with diameter at least Ø58.2 mm and length at least 141.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.2 mm over length 23.0 mm (from Z=0.0 to Z=23.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.2 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 Ø41.7 mm over length 24.1 mm (from Z=0.0 to Z=113.4).
9. Finish turn diameter Ø37.2 mm over length 8.5 mm (from Z=0.0 to Z=89.3).
10. Finish turn diameter Ø30.0 mm over length 80.8 mm (from Z=0.0 to Z=80.8).
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 Ø72.8 mm and length at least 144.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.8 mm over length 31.0 mm (from Z=0.0 to Z=31.0).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø54.8 mm over length 29.2 mm (from Z=0.0 to Z=108.4).
9. Finish turn diameter Ø43.8 mm over length 31.9 mm (from Z=0.0 to Z=79.2).
10. Finish turn diameter Ø40.3 mm over length 25.9 mm (from Z=0.0 to Z=47.3).
11. Finish turn diameter Ø30.0 mm over length 21.4 mm (from Z=0.0 to Z=21.4).
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 Ø73.3 mm and length at least 311.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.3 mm over length 73.6 mm (from Z=0.0 to Z=73.6).
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 Ø54.7 mm over length 131.4 mm (from Z=0.0 to Z=232.9).
10. Finish turn diameter Ø48.8 mm over length 17.0 mm (from Z=0.0 to Z=101.5).
11. Finish turn diameter Ø43.5 mm over length 66.3 mm (from Z=0.0 to Z=84.5).
12. Finish turn diameter Ø30.0 mm over length 18.2 mm (from Z=0.0 to Z=18.2).
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 Ø56.5 mm and length at least 295.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.5 mm over length 68.0 mm (from Z=0.0 to Z=68.0).
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. 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 Ø46.8 mm over length 84.6 mm (from Z=0.0 to Z=222.2).
10. Finish turn diameter Ø36.5 mm over length 137.6 mm (from Z=0.0 to Z=137.6).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 215.6 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 132.6 mm (from Z=0.0 to Z=132.6).
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 Ø27.0 mm over length 78.0 mm (from Z=0.0 to Z=78.0).
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 Ø40.8 mm and length at least 107.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.8 mm over length 47.0 mm (from Z=0.0 to Z=47.0).
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. 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 55.7 mm (from Z=0.0 to Z=55.7).
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 Ø33.6 mm and length at least 169.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.6 mm over length 31.0 mm (from Z=0.0 to Z=31.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.6 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 133.2 mm (from Z=0.0 to Z=133.2).
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 steel round bar (material 42CrMo4) with diameter at least Ø46.3 mm and length at least 211.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.3 mm over length 27.3 mm (from Z=0.0 to Z=27.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.3 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 179.3 mm (from Z=0.0 to Z=179.3).
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 stainless steel round bar (material 1.4301) with diameter at least Ø56.4 mm and length at least 206.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.4 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 Ø54.4 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 Ø51.1 mm over length 33.0 mm (from Z=0.0 to Z=173.9).
10. Finish turn diameter Ø35.0 mm over length 19.3 mm (from Z=0.0 to Z=140.9).
11. Finish turn diameter Ø30.0 mm over length 121.6 mm (from Z=0.0 to Z=121.6).
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 steel round bar (material 42CrMo4) with diameter at least Ø65.7 mm and length at least 252.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.7 mm over length 61.6 mm (from Z=0.0 to Z=61.6).
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. 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 Ø59.7 mm over length 47.8 mm (from Z=0.0 to Z=185.6).
10. Finish turn diameter Ø44.8 mm over length 61.5 mm (from Z=0.0 to Z=137.8).
11. Finish turn diameter Ø36.0 mm over length 19.3 mm (from Z=0.0 to Z=76.3).
12. Finish turn diameter Ø30.0 mm over length 57.0 mm (from Z=0.0 to Z=57.0).
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 steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 170.2 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 142.3 mm (from Z=0.0 to Z=142.3).
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 Ø22.9 mm over length 22.9 mm (from Z=0.0 to Z=22.9).
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 16MnCr5) with diameter at least Ø63.4 mm and length at least 149.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.4 mm over length 53.3 mm (from Z=0.0 to Z=53.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.4 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 Ø53.0 mm over length 33.8 mm (from Z=0.0 to Z=91.4).
9. Finish turn diameter Ø43.5 mm over length 57.6 mm (from Z=0.0 to Z=57.6).
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 16MnCr5) with diameter at least Ø78.4 mm and length at least 79.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.4 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 Ø76.4 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 Ø66.0 mm over length 36.0 mm (from Z=0.0 to Z=69.0).
9. Finish turn diameter Ø53.7 mm over length 33.0 mm (from Z=0.0 to Z=33.0).
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 stainless steel round bar (material 1.4301) with diameter at least Ø60.9 mm and length at least 241.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.9 mm over length 64.9 mm (from Z=0.0 to Z=64.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.9 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 Ø39.6 mm over length 66.7 mm (from Z=0.0 to Z=171.2).
10. Finish turn diameter Ø30.0 mm over length 104.5 mm (from Z=0.0 to Z=104.5).
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 C45) with diameter at least Ø48.3 mm and length at least 313.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.3 mm over length 199.1 mm (from Z=0.0 to Z=199.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.3 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 109.5 mm (from Z=0.0 to Z=109.5).
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 stainless steel round bar (material 1.4301) with diameter at least Ø59.5 mm and length at least 259.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.5 mm over length 75.6 mm (from Z=0.0 to Z=75.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.5 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 Ø39.5 mm over length 65.1 mm (from Z=0.0 to Z=179.1).
10. Finish turn diameter Ø30.4 mm over length 82.1 mm (from Z=0.0 to Z=114.0).
11. Finish turn diameter Ø30.0 mm over length 31.9 mm (from Z=0.0 to Z=31.9).
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 Ø45.7 mm and length at least 101.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.7 mm over length 11.6 mm (from Z=0.0 to Z=11.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.7 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 Ø30.0 mm over length 84.9 mm (from Z=0.0 to Z=84.9).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 169.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 141.0 mm (from Z=0.0 to Z=141.0).
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 Ø25.4 mm over length 23.5 mm (from Z=0.0 to Z=23.5).
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 C45) with diameter at least Ø34.2 mm and length at least 128.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.2 mm over length 53.3 mm (from Z=0.0 to Z=53.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.2 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 69.9 mm (from Z=0.0 to Z=69.9).
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 16MnCr5) with diameter at least Ø47.7 mm and length at least 287.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.7 mm over length 96.6 mm (from Z=0.0 to Z=96.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.7 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 Ø38.4 mm over length 72.4 mm (from Z=0.0 to Z=185.6).
10. Finish turn diameter Ø30.0 mm over length 113.2 mm (from Z=0.0 to Z=113.2).
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 Ø53.9 mm and length at least 236.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.9 mm over length 131.7 mm (from Z=0.0 to Z=131.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.9 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 Ø47.8 mm over length 46.3 mm (from Z=0.0 to Z=99.8).
10. Finish turn diameter Ø36.2 mm over length 18.7 mm (from Z=0.0 to Z=53.5).
11. Finish turn diameter Ø30.8 mm over length 34.8 mm (from Z=0.0 to Z=34.8).
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 steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 307.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 245.7 mm (from Z=0.0 to Z=245.7).
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 Ø29.9 mm over length 56.8 mm (from Z=0.0 to Z=56.8).
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 Ø66.0 mm and length at least 110.1 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 38.7 mm (from Z=0.0 to Z=38.7).
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 Ø54.6 mm over length 35.4 mm (from Z=0.0 to Z=66.4).
9. Finish turn diameter Ø49.9 mm over length 12.5 mm (from Z=0.0 to Z=31.0).
10. Finish turn diameter Ø43.5 mm over length 18.5 mm (from Z=0.0 to Z=18.5).
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 42CrMo4) with diameter at least Ø50.3 mm and length at least 221.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.3 mm over length 45.7 mm (from Z=0.0 to Z=45.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.3 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 170.6 mm (from Z=0.0 to Z=170.6).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø76.7 mm and length at least 233.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.7 mm over length 79.6 mm (from Z=0.0 to Z=79.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.7 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 Ø66.9 mm over length 11.1 mm (from Z=0.0 to Z=148.5).
10. Finish turn diameter Ø59.0 mm over length 27.8 mm (from Z=0.0 to Z=137.4).
11. Finish turn diameter Ø46.1 mm over length 30.1 mm (from Z=0.0 to Z=109.6).
12. Finish turn diameter Ø30.6 mm over length 79.5 mm (from Z=0.0 to Z=79.5).
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 Ø42.3 mm and length at least 232.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.3 mm over length 43.1 mm (from Z=0.0 to Z=43.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.3 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 184.6 mm (from Z=0.0 to Z=184.6).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø66.7 mm and length at least 65.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.7 mm over length 7.3 mm (from Z=0.0 to Z=7.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.7 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 Ø51.8 mm over length 23.6 mm (from Z=0.0 to Z=53.1).
9. Finish turn diameter Ø42.2 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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø63.3 mm and length at least 86.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.3 mm over length 29.6 mm (from Z=0.0 to Z=29.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.3 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 Ø43.4 mm over length 27.6 mm (from Z=0.0 to Z=51.7).
9. Finish turn diameter Ø34.8 mm over length 5.0 mm (from Z=0.0 to Z=24.1).
10. Finish turn diameter Ø30.0 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø66.9 mm and length at least 189.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.9 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 Ø64.9 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 Ø54.9 mm over length 30.1 mm (from Z=0.0 to Z=146.8).
9. Finish turn diameter Ø51.7 mm over length 35.3 mm (from Z=0.0 to Z=116.7).
10. Finish turn diameter Ø41.1 mm over length 33.4 mm (from Z=0.0 to Z=81.4).
11. Finish turn diameter Ø37.9 mm over length 24.8 mm (from Z=0.0 to Z=48.0).
12. Finish turn diameter Ø30.0 mm over length 23.2 mm (from Z=0.0 to Z=23.2).
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 Ø68.5 mm and length at least 74.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.5 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 Ø66.5 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 Ø57.4 mm over length 15.5 mm (from Z=0.0 to Z=64.1).
9. Finish turn diameter Ø40.0 mm over length 19.9 mm (from Z=0.0 to Z=48.6).
10. Finish turn diameter Ø30.0 mm over length 28.7 mm (from Z=0.0 to Z=28.7).
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 Ø81.5 mm and length at least 261.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.5 mm over length 79.7 mm (from Z=0.0 to Z=79.7).
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 Ø67.6 mm over length 61.1 mm (from Z=0.0 to Z=177.0).
10. Finish turn diameter Ø57.4 mm over length 18.7 mm (from Z=0.0 to Z=115.9).
11. Finish turn diameter Ø43.7 mm over length 97.2 mm (from Z=0.0 to Z=97.2).
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 Ø69.1 mm and length at least 230.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.1 mm over length 129.2 mm (from Z=0.0 to Z=129.2).
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. 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 Ø62.4 mm over length 25.6 mm (from Z=0.0 to Z=95.8).
10. Finish turn diameter Ø51.4 mm over length 70.2 mm (from Z=0.0 to Z=70.2).
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 Ø45.1 mm and length at least 191.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.1 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 Ø43.1 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 Ø38.8 mm over length 24.9 mm (from Z=0.0 to Z=162.6).
10. Finish turn diameter Ø30.0 mm over length 137.7 mm (from Z=0.0 to Z=137.7).
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 Ø73.3 mm and length at least 293.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.3 mm over length 22.1 mm (from Z=0.0 to Z=22.1).
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 Ø52.2 mm over length 55.1 mm (from Z=0.0 to Z=266.7).
10. Finish turn diameter Ø36.3 mm over length 97.1 mm (from Z=0.0 to Z=211.6).
11. Finish turn diameter Ø30.0 mm over length 114.5 mm (from Z=0.0 to Z=114.5).
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 16MnCr5) with diameter at least Ø46.9 mm and length at least 237.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.9 mm over length 41.7 mm (from Z=0.0 to Z=41.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.9 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 190.5 mm (from Z=0.0 to Z=190.5).
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 Ø42.1 mm and length at least 217.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.1 mm over length 76.1 mm (from Z=0.0 to Z=76.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.1 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 Ø33.3 mm over length 62.9 mm (from Z=0.0 to Z=136.6).
10. Finish turn diameter Ø30.0 mm over length 73.7 mm (from Z=0.0 to Z=73.7).
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 Ø34.0 mm and length at least 291.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.0 mm over length 127.3 mm (from Z=0.0 to Z=127.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.0 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 158.8 mm (from Z=0.0 to Z=158.8).
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 Ø43.9 mm and length at least 213.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.9 mm over length 38.4 mm (from Z=0.0 to Z=38.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.9 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 170.4 mm (from Z=0.0 to Z=170.4).
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 C45) with diameter at least Ø41.4 mm and length at least 170.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.4 mm over length 10.9 mm (from Z=0.0 to Z=10.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.4 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 154.5 mm (from Z=0.0 to Z=154.5).
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 Ø73.0 mm and length at least 133.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.0 mm over length 17.9 mm (from Z=0.0 to Z=17.9).
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 Ø62.0 mm over length 17.4 mm (from Z=0.0 to Z=110.2).
9. Finish turn diameter Ø51.2 mm over length 32.0 mm (from Z=0.0 to Z=92.8).
10. Finish turn diameter Ø37.7 mm over length 33.4 mm (from Z=0.0 to Z=60.8).
11. Finish turn diameter Ø32.4 mm over length 27.4 mm (from Z=0.0 to Z=27.4).
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 Ø32.0 mm and length at least 311.9 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 203.6 mm (from Z=0.0 to Z=203.6).
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 Ø27.0 mm over length 103.3 mm (from Z=0.0 to Z=103.3).
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 Ø79.6 mm and length at least 152.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.6 mm over length 20.5 mm (from Z=0.0 to Z=20.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.6 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 Ø66.9 mm over length 45.1 mm (from Z=0.0 to Z=127.2).
9. Finish turn diameter Ø55.1 mm over length 32.3 mm (from Z=0.0 to Z=82.1).
10. Finish turn diameter Ø50.8 mm over length 49.8 mm (from Z=0.0 to Z=49.8).
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 Ø36.8 mm and length at least 214.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.8 mm over length 43.8 mm (from Z=0.0 to Z=43.8).
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 Ø30.0 mm over length 165.7 mm (from Z=0.0 to Z=165.7).
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 Ø78.0 mm and length at least 316.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.0 mm over length 67.1 mm (from Z=0.0 to Z=67.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.0 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 Ø63.7 mm over length 64.9 mm (from Z=0.0 to Z=244.5).
10. Finish turn diameter Ø54.5 mm over length 89.9 mm (from Z=0.0 to Z=179.6).
11. Finish turn diameter Ø50.8 mm over length 19.5 mm (from Z=0.0 to Z=89.7).
12. Finish turn diameter Ø42.3 mm over length 70.2 mm (from Z=0.0 to Z=70.2).
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 Ø36.7 mm and length at least 93.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.7 mm over length 5.2 mm (from Z=0.0 to Z=5.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.7 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 Ø30.0 mm over length 83.4 mm (from Z=0.0 to Z=83.4).
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 stainless steel round bar (material 1.4301) with diameter at least Ø38.3 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 Ø36.3 mm over length 39.9 mm (from Z=0.0 to Z=39.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.3 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 Ø31.5 mm over length 28.4 mm (from Z=0.0 to Z=46.6).
9. Finish turn diameter Ø30.0 mm over length 18.2 mm (from Z=0.0 to Z=18.2).
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 steel round bar (material 16MnCr5) with diameter at least Ø66.7 mm and length at least 295.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.7 mm over length 104.8 mm (from Z=0.0 to Z=104.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.7 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 Ø51.8 mm over length 62.9 mm (from Z=0.0 to Z=185.5).
10. Finish turn diameter Ø32.6 mm over length 89.3 mm (from Z=0.0 to Z=122.6).
11. Finish turn diameter Ø30.0 mm over length 33.3 mm (from Z=0.0 to Z=33.3).
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 Ø36.3 mm and length at least 69.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.3 mm over length 21.7 mm (from Z=0.0 to Z=21.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.3 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 Ø30.0 mm over length 42.9 mm (from Z=0.0 to Z=42.9).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø78.7 mm and length at least 195.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.7 mm over length 22.5 mm (from Z=0.0 to Z=22.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.7 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 Ø61.8 mm over length 61.0 mm (from Z=0.0 to Z=167.5).
9. Finish turn diameter Ø44.4 mm over length 39.9 mm (from Z=0.0 to Z=106.5).
10. Finish turn diameter Ø37.2 mm over length 50.3 mm (from Z=0.0 to Z=66.6).
11. Finish turn diameter Ø30.0 mm over length 16.3 mm (from Z=0.0 to Z=16.3).
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 steel round bar (material 42CrMo4) with diameter at least Ø35.5 mm and length at least 151.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.5 mm over length 15.7 mm (from Z=0.0 to Z=15.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.5 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 130.9 mm (from Z=0.0 to Z=130.9).
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 Ø68.6 mm and length at least 315.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.6 mm over length 66.4 mm (from Z=0.0 to Z=66.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.6 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 Ø56.7 mm over length 100.4 mm (from Z=0.0 to Z=244.2).
10. Finish turn diameter Ø47.4 mm over length 41.0 mm (from Z=0.0 to Z=143.8).
11. Finish turn diameter Ø32.5 mm over length 102.8 mm (from Z=0.0 to Z=102.8).
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 Ø38.6 mm and length at least 221.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.6 mm over length 12.8 mm (from Z=0.0 to Z=12.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.6 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 203.3 mm (from Z=0.0 to Z=203.3).
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 Ø32.0 mm and length at least 206.3 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 132.9 mm (from Z=0.0 to Z=132.9).
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 Ø20.9 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 steel round bar (material 42CrMo4) with diameter at least Ø70.2 mm and length at least 257.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.2 mm over length 88.2 mm (from Z=0.0 to Z=88.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.2 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 Ø52.0 mm over length 67.8 mm (from Z=0.0 to Z=164.6).
10. Finish turn diameter Ø48.6 mm over length 96.8 mm (from Z=0.0 to Z=96.8).
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 C45) with diameter at least Ø42.7 mm and length at least 306.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.7 mm over length 51.9 mm (from Z=0.0 to Z=51.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.7 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 250.0 mm (from Z=0.0 to Z=250.0).
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 Ø67.2 mm and length at least 161.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.2 mm over length 38.7 mm (from Z=0.0 to Z=38.7).
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 Ø45.7 mm over length 69.8 mm (from Z=0.0 to Z=117.5).
9. Finish turn diameter Ø30.6 mm over length 47.7 mm (from Z=0.0 to Z=47.7).
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 Ø54.1 mm and length at least 269.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.1 mm over length 77.4 mm (from Z=0.0 to Z=77.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.1 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 Ø33.7 mm over length 77.0 mm (from Z=0.0 to Z=186.9).
10. Finish turn diameter Ø30.0 mm over length 109.9 mm (from Z=0.0 to Z=109.9).
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 112.4 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 66.3 mm (from Z=0.0 to Z=66.3).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø21.0 mm over length 41.1 mm (from Z=0.0 to Z=41.1).
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 16MnCr5) with diameter at least Ø45.2 mm and length at least 249.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.2 mm over length 53.8 mm (from Z=0.0 to Z=53.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.2 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 191.0 mm (from Z=0.0 to Z=191.0).
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 16MnCr5) with diameter at least Ø34.1 mm and length at least 152.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.1 mm over length 44.2 mm (from Z=0.0 to Z=44.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.1 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 103.1 mm (from Z=0.0 to Z=103.1).
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 C45) with diameter at least Ø79.0 mm and length at least 306.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.0 mm over length 13.0 mm (from Z=0.0 to Z=13.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.0 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 Ø64.8 mm over length 61.9 mm (from Z=0.0 to Z=288.8).
10. Finish turn diameter Ø49.9 mm over length 49.4 mm (from Z=0.0 to Z=226.9).
11. Finish turn diameter Ø36.5 mm over length 93.8 mm (from Z=0.0 to Z=177.5).
12. Finish turn diameter Ø30.0 mm over length 83.7 mm (from Z=0.0 to Z=83.7).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 106.2 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 76.0 mm (from Z=0.0 to Z=76.0).
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 Ø25.1 mm over length 25.2 mm (from Z=0.0 to Z=25.2).
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 Ø45.0 mm and length at least 318.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.0 mm over length 108.2 mm (from Z=0.0 to Z=108.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.0 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 Ø34.8 mm over length 21.6 mm (from Z=0.0 to Z=205.3).
10. Finish turn diameter Ø30.0 mm over length 183.7 mm (from Z=0.0 to Z=183.7).
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 16MnCr5) with diameter at least Ø52.0 mm and length at least 119.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.0 mm over length 32.2 mm (from Z=0.0 to Z=32.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.0 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 Ø31.8 mm over length 10.2 mm (from Z=0.0 to Z=82.2).
9. Finish turn diameter Ø30.0 mm over length 72.0 mm (from Z=0.0 to Z=72.0).
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 Ø74.4 mm and length at least 81.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.4 mm over length 15.3 mm (from Z=0.0 to Z=15.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.4 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 Ø67.7 mm over length 9.4 mm (from Z=0.0 to Z=61.5).
9. Finish turn diameter Ø64.6 mm over length 29.0 mm (from Z=0.0 to Z=52.1).
10. Finish turn diameter Ø47.1 mm over length 23.1 mm (from Z=0.0 to Z=23.1).
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 Ø65.7 mm and length at least 199.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.7 mm over length 24.9 mm (from Z=0.0 to Z=24.9).
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. 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 Ø48.1 mm over length 38.2 mm (from Z=0.0 to Z=169.2).
10. Finish turn diameter Ø33.3 mm over length 73.1 mm (from Z=0.0 to Z=131.0).
11. Finish turn diameter Ø30.0 mm over length 57.9 mm (from Z=0.0 to Z=57.9).
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 Ø52.7 mm and length at least 230.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.7 mm over length 41.4 mm (from Z=0.0 to Z=41.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.7 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 Ø32.5 mm over length 114.1 mm (from Z=0.0 to Z=184.2).
10. Finish turn diameter Ø30.0 mm over length 70.1 mm (from Z=0.0 to Z=70.1).
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 Ø32.0 mm and length at least 220.9 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 48.8 mm (from Z=0.0 to Z=48.8).
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. 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 Ø21.7 mm over length 167.1 mm (from Z=0.0 to Z=167.1).
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 Ø60.0 mm and length at least 295.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.0 mm over length 92.9 mm (from Z=0.0 to Z=92.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.0 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 Ø38.9 mm over length 90.1 mm (from Z=0.0 to Z=197.7).
10. Finish turn diameter Ø30.0 mm over length 107.6 mm (from Z=0.0 to Z=107.6).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø66.7 mm and length at least 324.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.7 mm over length 115.3 mm (from Z=0.0 to Z=115.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.7 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 Ø60.4 mm over length 100.1 mm (from Z=0.0 to Z=204.3).
10. Finish turn diameter Ø44.3 mm over length 104.2 mm (from Z=0.0 to Z=104.2).
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 Ø47.8 mm and length at least 281.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.8 mm over length 52.2 mm (from Z=0.0 to Z=52.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.8 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 224.2 mm (from Z=0.0 to Z=224.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.