[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 Ø46.6 mm and length at least 261.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.6 mm over length 47.1 mm (from Z=0.0 to Z=47.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.3 mm over length 85.5 mm (from Z=0.0 to Z=209.1).
10. Finish turn diameter Ø33.4 mm over length 76.0 mm (from Z=0.0 to Z=123.6).
11. Finish turn diameter Ø30.0 mm over length 47.6 mm (from Z=0.0 to Z=47.6).
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 Ø57.6 mm and length at least 285.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.6 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 Ø55.6 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 Ø48.5 mm over length 43.4 mm (from Z=0.0 to Z=239.0).
10. Finish turn diameter Ø30.5 mm over length 53.0 mm (from Z=0.0 to Z=195.6).
11. Finish turn diameter Ø30.0 mm over length 142.6 mm (from Z=0.0 to Z=142.6).
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 C45) with diameter at least Ø53.2 mm and length at least 105.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.2 mm over length 19.4 mm (from Z=0.0 to Z=19.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.2 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 Ø33.8 mm over length 21.9 mm (from Z=0.0 to Z=80.7).
9. Finish turn diameter Ø30.0 mm over length 58.8 mm (from Z=0.0 to Z=58.8).
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 stainless steel round bar (material 1.4301) with diameter at least Ø33.7 mm and length at least 104.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.7 mm over length 17.7 mm (from Z=0.0 to Z=17.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.7 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 82.2 mm (from Z=0.0 to Z=82.2).
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 42CrMo4) with diameter at least Ø79.1 mm and length at least 202.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.1 mm over length 48.5 mm (from Z=0.0 to Z=48.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.1 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 Ø64.8 mm over length 71.6 mm (from Z=0.0 to Z=149.4).
10. Finish turn diameter Ø47.4 mm over length 14.4 mm (from Z=0.0 to Z=77.8).
11. Finish turn diameter Ø30.0 mm over length 63.4 mm (from Z=0.0 to Z=63.4).
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 stainless steel round bar (material 1.4301) with diameter at least Ø76.8 mm and length at least 165.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.8 mm over length 48.6 mm (from Z=0.0 to Z=48.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.8 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 Ø68.4 mm over length 36.5 mm (from Z=0.0 to Z=111.6).
9. Finish turn diameter Ø65.0 mm over length 10.8 mm (from Z=0.0 to Z=75.1).
10. Finish turn diameter Ø60.3 mm over length 64.3 mm (from Z=0.0 to Z=64.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø42.3 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 Ø40.3 mm over length 145.2 mm (from Z=0.0 to Z=145.2).
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 Ø31.3 mm over length 83.7 mm (from Z=0.0 to Z=134.7).
10. Finish turn diameter Ø30.0 mm over length 51.0 mm (from Z=0.0 to Z=51.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø80.4 mm and length at least 271.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.4 mm over length 30.2 mm (from Z=0.0 to Z=30.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.4 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 Ø68.3 mm over length 77.8 mm (from Z=0.0 to Z=236.4).
10. Finish turn diameter Ø61.2 mm over length 108.1 mm (from Z=0.0 to Z=158.6).
11. Finish turn diameter Ø55.9 mm over length 50.5 mm (from Z=0.0 to Z=50.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø75.8 mm and length at least 166.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.8 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 Ø73.8 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 Ø69.5 mm over length 26.1 mm (from Z=0.0 to Z=123.3).
9. Finish turn diameter Ø50.6 mm over length 27.2 mm (from Z=0.0 to Z=97.2).
10. Finish turn diameter Ø32.0 mm over length 40.5 mm (from Z=0.0 to Z=70.0).
11. Finish turn diameter Ø30.0 mm over length 29.5 mm (from Z=0.0 to Z=29.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 174.9 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 117.5 mm (from Z=0.0 to Z=117.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø19.1 mm over length 52.4 mm (from Z=0.0 to Z=52.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø71.5 mm and length at least 115.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.5 mm over length 28.5 mm (from Z=0.0 to Z=28.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.5 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 Ø58.0 mm over length 9.7 mm (from Z=0.0 to Z=81.8).
9. Finish turn diameter Ø51.1 mm over length 11.1 mm (from Z=0.0 to Z=72.1).
10. Finish turn diameter Ø41.3 mm over length 32.4 mm (from Z=0.0 to Z=61.0).
11. Finish turn diameter Ø33.6 mm over length 28.6 mm (from Z=0.0 to Z=28.6).
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 16MnCr5) with diameter at least Ø49.5 mm and length at least 232.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.5 mm over length 79.1 mm (from Z=0.0 to Z=79.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.5 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 Ø34.8 mm over length 98.8 mm (from Z=0.0 to Z=147.9).
10. Finish turn diameter Ø31.3 mm over length 49.1 mm (from Z=0.0 to Z=49.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 113.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 53.0 mm (from Z=0.0 to Z=53.0).
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 Ø20.3 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 steel round bar (material 16MnCr5) with diameter at least Ø58.7 mm and length at least 307.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.7 mm over length 27.8 mm (from Z=0.0 to Z=27.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.7 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 Ø42.4 mm over length 156.7 mm (from Z=0.0 to Z=274.2).
10. Finish turn diameter Ø37.0 mm over length 117.5 mm (from Z=0.0 to Z=117.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø47.8 mm and length at least 208.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.8 mm over length 11.5 mm (from Z=0.0 to Z=11.5).
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 192.0 mm (from Z=0.0 to Z=192.0).
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 Ø32.0 mm and length at least 122.6 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 92.1 mm (from Z=0.0 to Z=92.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø22.4 mm over length 25.5 mm (from Z=0.0 to Z=25.5).
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 16MnCr5) with diameter at least Ø69.9 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 Ø67.9 mm over length 11.9 mm (from Z=0.0 to Z=11.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.9 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 Ø52.4 mm over length 28.7 mm (from Z=0.0 to Z=72.8).
9. Finish turn diameter Ø41.2 mm over length 32.0 mm (from Z=0.0 to Z=44.1).
10. Finish turn diameter Ø34.2 mm over length 12.1 mm (from Z=0.0 to Z=12.1).
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 Ø39.9 mm and length at least 298.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.9 mm over length 73.7 mm (from Z=0.0 to Z=73.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.9 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 Ø31.2 mm over length 59.4 mm (from Z=0.0 to Z=220.1).
10. Finish turn diameter Ø30.0 mm over length 160.7 mm (from Z=0.0 to Z=160.7).
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 Ø38.8 mm and length at least 308.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.8 mm over length 22.6 mm (from Z=0.0 to Z=22.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.8 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 281.0 mm (from Z=0.0 to Z=281.0).
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 C45) with diameter at least Ø32.0 mm and length at least 72.3 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 40.1 mm (from Z=0.0 to Z=40.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø25.2 mm over length 27.2 mm (from Z=0.0 to Z=27.2).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø49.2 mm and length at least 126.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.2 mm over length 34.2 mm (from Z=0.0 to Z=34.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.2 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 Ø33.6 mm over length 25.7 mm (from Z=0.0 to Z=87.6).
9. Finish turn diameter Ø30.0 mm over length 61.9 mm (from Z=0.0 to Z=61.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø56.0 mm and length at least 323.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.0 mm over length 118.3 mm (from Z=0.0 to Z=118.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.0 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 Ø38.2 mm over length 28.0 mm (from Z=0.0 to Z=200.6).
10. Finish turn diameter Ø35.1 mm over length 44.0 mm (from Z=0.0 to Z=172.6).
11. Finish turn diameter Ø30.0 mm over length 128.6 mm (from Z=0.0 to Z=128.6).
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 16MnCr5) with diameter at least Ø76.2 mm and length at least 76.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.2 mm over length 11.7 mm (from Z=0.0 to Z=11.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.2 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 Ø65.2 mm over length 5.0 mm (from Z=0.0 to Z=60.0).
9. Finish turn diameter Ø46.2 mm over length 26.4 mm (from Z=0.0 to Z=55.0).
10. Finish turn diameter Ø34.8 mm over length 22.8 mm (from Z=0.0 to Z=28.6).
11. Finish turn diameter Ø30.0 mm over length 5.8 mm (from Z=0.0 to Z=5.8).
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 42CrMo4) with diameter at least Ø74.0 mm and length at least 257.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.0 mm over length 36.3 mm (from Z=0.0 to Z=36.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.0 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 Ø61.3 mm over length 17.0 mm (from Z=0.0 to Z=216.4).
10. Finish turn diameter Ø41.6 mm over length 83.3 mm (from Z=0.0 to Z=199.4).
11. Finish turn diameter Ø36.6 mm over length 26.3 mm (from Z=0.0 to Z=116.1).
12. Finish turn diameter Ø30.0 mm over length 89.8 mm (from Z=0.0 to Z=89.8).
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 Ø65.4 mm and length at least 95.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.4 mm over length 15.2 mm (from Z=0.0 to Z=15.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.4 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 Ø59.9 mm over length 24.2 mm (from Z=0.0 to Z=74.8).
9. Finish turn diameter Ø47.5 mm over length 18.1 mm (from Z=0.0 to Z=50.6).
10. Finish turn diameter Ø34.1 mm over length 8.4 mm (from Z=0.0 to Z=32.5).
11. Finish turn diameter Ø30.0 mm over length 24.1 mm (from Z=0.0 to Z=24.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 173.4 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 144.4 mm (from Z=0.0 to Z=144.4).
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 24.0 mm (from Z=0.0 to Z=24.0).
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 Ø74.2 mm and length at least 239.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.2 mm over length 13.7 mm (from Z=0.0 to Z=13.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.2 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 Ø64.9 mm over length 73.0 mm (from Z=0.0 to Z=221.1).
10. Finish turn diameter Ø54.8 mm over length 63.3 mm (from Z=0.0 to Z=148.1).
11. Finish turn diameter Ø46.2 mm over length 65.7 mm (from Z=0.0 to Z=84.8).
12. Finish turn diameter Ø36.1 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
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 stainless steel round bar (material 1.4301) with diameter at least Ø74.2 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 Ø72.2 mm over length 55.3 mm (from Z=0.0 to Z=55.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.2 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 Ø65.4 mm over length 67.1 mm (from Z=0.0 to Z=146.1).
10. Finish turn diameter Ø45.9 mm over length 79.0 mm (from Z=0.0 to Z=79.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø72.4 mm and length at least 320.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.4 mm over length 35.8 mm (from Z=0.0 to Z=35.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.4 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 Ø56.9 mm over length 43.4 mm (from Z=0.0 to Z=279.2).
10. Finish turn diameter Ø37.4 mm over length 69.2 mm (from Z=0.0 to Z=235.8).
11. Finish turn diameter Ø30.0 mm over length 166.6 mm (from Z=0.0 to Z=166.6).
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 C45) with diameter at least Ø61.8 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 Ø59.8 mm over length 80.6 mm (from Z=0.0 to Z=80.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.8 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 Ø46.5 mm over length 21.3 mm (from Z=0.0 to Z=187.8).
10. Finish turn diameter Ø30.0 mm over length 166.5 mm (from Z=0.0 to Z=166.5).
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 Ø45.1 mm and length at least 318.1 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 107.0 mm (from Z=0.0 to Z=107.0).
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 Ø37.6 mm over length 15.1 mm (from Z=0.0 to Z=206.1).
10. Finish turn diameter Ø30.0 mm over length 191.0 mm (from Z=0.0 to Z=191.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø79.3 mm and length at least 209.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.3 mm over length 107.4 mm (from Z=0.0 to Z=107.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.3 mm.
6. Face the end and set Z=0.
7. 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 Ø62.5 mm over length 67.2 mm (from Z=0.0 to Z=97.4).
10. Finish turn diameter Ø43.2 mm over length 30.2 mm (from Z=0.0 to Z=30.2).
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 C45) with diameter at least Ø60.3 mm and length at least 162.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.3 mm over length 39.3 mm (from Z=0.0 to Z=39.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø50.6 mm over length 35.4 mm (from Z=0.0 to Z=118.6).
9. Finish turn diameter Ø33.8 mm over length 48.1 mm (from Z=0.0 to Z=83.2).
10. Finish turn diameter Ø30.0 mm over length 35.1 mm (from Z=0.0 to Z=35.1).
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 Ø32.0 mm and length at least 132.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 67.6 mm (from Z=0.0 to Z=67.6).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø22.5 mm over length 59.4 mm (from Z=0.0 to Z=59.4).
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 Ø61.7 mm and length at least 202.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.7 mm over length 20.0 mm (from Z=0.0 to Z=20.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.7 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 Ø42.1 mm over length 10.9 mm (from Z=0.0 to Z=177.1).
10. Finish turn diameter Ø33.8 mm over length 39.7 mm (from Z=0.0 to Z=166.2).
11. Finish turn diameter Ø30.0 mm over length 126.5 mm (from Z=0.0 to Z=126.5).
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 Ø69.5 mm and length at least 150.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.5 mm over length 36.1 mm (from Z=0.0 to Z=36.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.5 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 Ø58.1 mm over length 33.2 mm (from Z=0.0 to Z=109.1).
9. Finish turn diameter Ø38.4 mm over length 10.4 mm (from Z=0.0 to Z=75.9).
10. Finish turn diameter Ø30.0 mm over length 65.5 mm (from Z=0.0 to Z=65.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø68.6 mm and length at least 148.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.6 mm over length 38.3 mm (from Z=0.0 to Z=38.3).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø60.6 mm over length 16.7 mm (from Z=0.0 to Z=105.2).
9. Finish turn diameter Ø50.5 mm over length 45.2 mm (from Z=0.0 to Z=88.5).
10. Finish turn diameter Ø36.9 mm over length 43.3 mm (from Z=0.0 to Z=43.3).
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 42CrMo4) with diameter at least Ø43.7 mm and length at least 185.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.7 mm over length 25.2 mm (from Z=0.0 to Z=25.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.2 mm over length 27.1 mm (from Z=0.0 to Z=155.2).
10. Finish turn diameter Ø30.0 mm over length 128.1 mm (from Z=0.0 to Z=128.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø40.8 mm and length at least 201.7 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 99.4 mm (from Z=0.0 to Z=99.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.5 mm over length 60.4 mm (from Z=0.0 to Z=97.3).
10. Finish turn diameter Ø30.0 mm over length 36.9 mm (from Z=0.0 to Z=36.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø80.7 mm and length at least 153.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.7 mm over length 16.5 mm (from Z=0.0 to Z=16.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.7 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 Ø69.9 mm over length 37.7 mm (from Z=0.0 to Z=131.5).
9. Finish turn diameter Ø58.9 mm over length 40.3 mm (from Z=0.0 to Z=93.8).
10. Finish turn diameter Ø50.3 mm over length 33.4 mm (from Z=0.0 to Z=53.5).
11. Finish turn diameter Ø32.1 mm over length 5.1 mm (from Z=0.0 to Z=20.1).
12. Finish turn diameter Ø30.0 mm over length 15.0 mm (from Z=0.0 to Z=15.0).
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 257.4 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 146.5 mm (from Z=0.0 to Z=146.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø23.8 mm over length 105.9 mm (from Z=0.0 to Z=105.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø56.8 mm and length at least 312.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.8 mm over length 104.0 mm (from Z=0.0 to Z=104.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø44.4 mm over length 32.9 mm (from Z=0.0 to Z=203.1).
10. Finish turn diameter Ø37.1 mm over length 170.2 mm (from Z=0.0 to Z=170.2).
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 Ø39.3 mm and length at least 117.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.3 mm over length 14.0 mm (from Z=0.0 to Z=14.0).
5. Mount the bar in a three-jaw chuck by the holding diameter 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 Ø30.0 mm over length 98.8 mm (from Z=0.0 to Z=98.8).
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 C45) with diameter at least Ø58.1 mm and length at least 256.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.1 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 Ø56.1 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 Ø36.9 mm over length 58.2 mm (from Z=0.0 to Z=190.6).
10. Finish turn diameter Ø30.0 mm over length 132.4 mm (from Z=0.0 to Z=132.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø55.9 mm and length at least 281.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.9 mm over length 55.8 mm (from Z=0.0 to Z=55.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.9 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 Ø41.9 mm over length 24.3 mm (from Z=0.0 to Z=220.2).
10. Finish turn diameter Ø30.0 mm over length 195.9 mm (from Z=0.0 to Z=195.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø80.5 mm and length at least 196.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.5 mm over length 9.9 mm (from Z=0.0 to Z=9.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø58.5 mm over length 28.4 mm (from Z=0.0 to Z=182.0).
10. Finish turn diameter Ø50.0 mm over length 47.9 mm (from Z=0.0 to Z=153.6).
11. Finish turn diameter Ø32.7 mm over length 33.0 mm (from Z=0.0 to Z=105.7).
12. Finish turn diameter Ø30.0 mm over length 72.7 mm (from Z=0.0 to Z=72.7).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø44.1 mm and length at least 225.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.1 mm over length 31.7 mm (from Z=0.0 to Z=31.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.1 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 Ø32.3 mm over length 67.8 mm (from Z=0.0 to Z=188.9).
10. Finish turn diameter Ø30.0 mm over length 121.1 mm (from Z=0.0 to Z=121.1).
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 Ø42.7 mm and length at least 102.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.7 mm over length 22.4 mm (from Z=0.0 to Z=22.4).
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. 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 75.3 mm (from Z=0.0 to Z=75.3).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø66.6 mm and length at least 263.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.6 mm over length 87.0 mm (from Z=0.0 to Z=87.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.4 mm over length 56.4 mm (from Z=0.0 to Z=171.3).
10. Finish turn diameter Ø41.4 mm over length 13.4 mm (from Z=0.0 to Z=114.9).
11. Finish turn diameter Ø32.1 mm over length 101.5 mm (from Z=0.0 to Z=101.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø48.9 mm and length at least 65.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.9 mm over length 16.5 mm (from Z=0.0 to Z=16.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.9 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 Ø37.7 mm over length 22.6 mm (from Z=0.0 to Z=44.4).
9. Finish turn diameter Ø30.6 mm over length 21.8 mm (from Z=0.0 to Z=21.8).
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 Ø40.4 mm and length at least 174.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.4 mm over length 27.7 mm (from Z=0.0 to Z=27.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.4 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 141.4 mm (from Z=0.0 to Z=141.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø42.2 mm and length at least 254.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.2 mm over length 41.0 mm (from Z=0.0 to Z=41.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.2 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 208.7 mm (from Z=0.0 to Z=208.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø33.5 mm and length at least 309.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.5 mm over length 35.0 mm (from Z=0.0 to Z=35.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.5 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 269.6 mm (from Z=0.0 to Z=269.6).
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 Ø75.4 mm and length at least 94.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.4 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 Ø73.4 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 Ø56.4 mm over length 7.8 mm (from Z=0.0 to Z=73.8).
9. Finish turn diameter Ø51.6 mm over length 26.9 mm (from Z=0.0 to Z=66.0).
10. Finish turn diameter Ø39.5 mm over length 7.8 mm (from Z=0.0 to Z=39.1).
11. Finish turn diameter Ø30.0 mm over length 31.3 mm (from Z=0.0 to Z=31.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
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 Ø80.4 mm and length at least 76.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.4 mm over length 20.0 mm (from Z=0.0 to Z=20.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.4 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 Ø65.1 mm over length 21.3 mm (from Z=0.0 to Z=51.6).
9. Finish turn diameter Ø49.5 mm over length 8.8 mm (from Z=0.0 to Z=30.3).
10. Finish turn diameter Ø30.6 mm over length 21.5 mm (from Z=0.0 to Z=21.5).
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 Ø32.0 mm and length at least 116.6 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 85.7 mm (from Z=0.0 to Z=85.7).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø24.9 mm over length 25.9 mm (from Z=0.0 to Z=25.9).
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 steel round bar (material 16MnCr5) with diameter at least Ø47.3 mm and length at least 288.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.3 mm over length 123.2 mm (from Z=0.0 to Z=123.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.3 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 Ø38.3 mm over length 84.2 mm (from Z=0.0 to Z=159.9).
10. Finish turn diameter Ø30.0 mm over length 75.7 mm (from Z=0.0 to Z=75.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<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 Ø70.0 mm and length at least 133.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.0 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 Ø68.0 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 Ø58.8 mm over length 25.5 mm (from Z=0.0 to Z=99.2).
9. Finish turn diameter Ø43.4 mm over length 45.9 mm (from Z=0.0 to Z=73.7).
10. Finish turn diameter Ø36.4 mm over length 27.8 mm (from Z=0.0 to Z=27.8).
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 steel round bar (material 16MnCr5) with diameter at least Ø80.2 mm and length at least 94.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.2 mm over length 27.0 mm (from Z=0.0 to Z=27.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.2 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 Ø72.6 mm over length 28.1 mm (from Z=0.0 to Z=62.1).
9. Finish turn diameter Ø54.9 mm over length 14.2 mm (from Z=0.0 to Z=34.0).
10. Finish turn diameter Ø49.8 mm over length 19.8 mm (from Z=0.0 to Z=19.8).
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 42CrMo4) with diameter at least Ø32.4 mm and length at least 206.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.4 mm over length 76.5 mm (from Z=0.0 to Z=76.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.4 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 125.1 mm (from Z=0.0 to Z=125.1).
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 Ø32.0 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 Ø30.0 mm over length 195.6 mm (from Z=0.0 to Z=195.6).
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 Ø18.7 mm over length 94.6 mm (from Z=0.0 to Z=94.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø75.1 mm and length at least 292.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.1 mm over length 118.0 mm (from Z=0.0 to Z=118.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.1 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 Ø70.0 mm over length 56.3 mm (from Z=0.0 to Z=169.7).
10. Finish turn diameter Ø66.9 mm over length 81.7 mm (from Z=0.0 to Z=113.4).
11. Finish turn diameter Ø54.0 mm over length 31.7 mm (from Z=0.0 to Z=31.7).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø57.4 mm and length at least 170.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.4 mm over length 27.7 mm (from Z=0.0 to Z=27.7).
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 Ø35.7 mm over length 27.4 mm (from Z=0.0 to Z=137.8).
10. Finish turn diameter Ø30.0 mm over length 110.4 mm (from Z=0.0 to Z=110.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø80.0 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 Ø78.0 mm over length 94.7 mm (from Z=0.0 to Z=94.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.0 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 Ø65.8 mm over length 32.9 mm (from Z=0.0 to Z=130.3).
10. Finish turn diameter Ø49.9 mm over length 97.4 mm (from Z=0.0 to Z=97.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø39.3 mm and length at least 253.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.3 mm over length 75.7 mm (from Z=0.0 to Z=75.7).
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 Ø31.6 mm over length 84.3 mm (from Z=0.0 to Z=172.7).
10. Finish turn diameter Ø30.0 mm over length 88.4 mm (from Z=0.0 to Z=88.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 124.6 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 79.8 mm (from Z=0.0 to Z=79.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø20.2 mm over length 39.8 mm (from Z=0.0 to Z=39.8).
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 Ø48.2 mm and length at least 257.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.2 mm over length 58.8 mm (from Z=0.0 to Z=58.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.2 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 Ø38.2 mm over length 64.8 mm (from Z=0.0 to Z=193.2).
10. Finish turn diameter Ø30.0 mm over length 128.4 mm (from Z=0.0 to Z=128.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 203.4 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 167.8 mm (from Z=0.0 to Z=167.8).
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 Ø29.7 mm over length 30.6 mm (from Z=0.0 to Z=30.6).
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 42CrMo4) with diameter at least Ø64.8 mm and length at least 263.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.8 mm over length 75.8 mm (from Z=0.0 to Z=75.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.8 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 Ø59.6 mm over length 73.2 mm (from Z=0.0 to Z=182.8).
10. Finish turn diameter Ø43.4 mm over length 50.5 mm (from Z=0.0 to Z=109.6).
11. Finish turn diameter Ø32.8 mm over length 59.1 mm (from Z=0.0 to Z=59.1).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø42.4 mm and length at least 252.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.4 mm over length 114.6 mm (from Z=0.0 to Z=114.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.4 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 132.4 mm (from Z=0.0 to Z=132.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø42.2 mm and length at least 121.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.2 mm over length 35.5 mm (from Z=0.0 to Z=35.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.2 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 81.4 mm (from Z=0.0 to Z=81.4).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø73.2 mm and length at least 243.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.2 mm over length 17.0 mm (from Z=0.0 to Z=17.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø58.6 mm over length 49.5 mm (from Z=0.0 to Z=221.6).
10. Finish turn diameter Ø49.2 mm over length 54.9 mm (from Z=0.0 to Z=172.1).
11. Finish turn diameter Ø30.0 mm over length 117.2 mm (from Z=0.0 to Z=117.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø66.9 mm and length at least 251.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.9 mm over length 65.2 mm (from Z=0.0 to Z=65.2).
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. 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 47.2 mm (from Z=0.0 to Z=180.9).
10. Finish turn diameter Ø35.8 mm over length 73.9 mm (from Z=0.0 to Z=133.7).
11. Finish turn diameter Ø30.0 mm over length 59.8 mm (from Z=0.0 to Z=59.8).
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 Ø59.0 mm and length at least 154.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.0 mm over length 25.8 mm (from Z=0.0 to Z=25.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø48.4 mm over length 53.4 mm (from Z=0.0 to Z=123.2).
9. Finish turn diameter Ø37.0 mm over length 16.1 mm (from Z=0.0 to Z=69.8).
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>
<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 Ø65.1 mm and length at least 178.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.1 mm over length 45.6 mm (from Z=0.0 to Z=45.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø55.8 mm over length 35.6 mm (from Z=0.0 to Z=127.8).
9. Finish turn diameter Ø51.1 mm over length 26.5 mm (from Z=0.0 to Z=92.2).
10. Finish turn diameter Ø39.0 mm over length 44.7 mm (from Z=0.0 to Z=65.7).
11. Finish turn diameter Ø30.0 mm over length 21.0 mm (from Z=0.0 to Z=21.0).
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 Ø78.1 mm and length at least 78.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.1 mm over length 19.6 mm (from Z=0.0 to Z=19.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø69.0 mm over length 19.1 mm (from Z=0.0 to Z=53.4).
9. Finish turn diameter Ø53.9 mm over length 8.6 mm (from Z=0.0 to Z=34.3).
10. Finish turn diameter Ø47.1 mm over length 25.7 mm (from Z=0.0 to Z=25.7).
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 Ø32.0 mm and length at least 155.9 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 99.0 mm (from Z=0.0 to Z=99.0).
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 Ø26.0 mm over length 51.9 mm (from Z=0.0 to Z=51.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø37.0 mm and length at least 120.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.0 mm over length 23.4 mm (from Z=0.0 to Z=23.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.0 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 92.5 mm (from Z=0.0 to Z=92.5).
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 Ø32.0 mm and length at least 103.5 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 67.4 mm (from Z=0.0 to Z=67.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø24.3 mm over length 31.1 mm (from Z=0.0 to Z=31.1).
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 42CrMo4) with diameter at least Ø55.1 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 Ø53.1 mm over length 22.3 mm (from Z=0.0 to Z=22.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.1 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 Ø45.2 mm over length 43.1 mm (from Z=0.0 to Z=176.6).
10. Finish turn diameter Ø30.0 mm over length 133.5 mm (from Z=0.0 to Z=133.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø38.1 mm and length at least 245.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.1 mm over length 43.2 mm (from Z=0.0 to Z=43.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø31.6 mm over length 36.5 mm (from Z=0.0 to Z=197.4).
10. Finish turn diameter Ø30.0 mm over length 160.9 mm (from Z=0.0 to Z=160.9).
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 Ø69.1 mm and length at least 85.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.1 mm over length 37.9 mm (from Z=0.0 to Z=37.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.9 mm over length 23.4 mm (from Z=0.0 to Z=42.5).
9. Finish turn diameter Ø47.0 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
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 42CrMo4) with diameter at least Ø61.5 mm and length at least 84.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.5 mm over length 19.6 mm (from Z=0.0 to Z=19.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø51.9 mm over length 8.5 mm (from Z=0.0 to Z=59.7).
9. Finish turn diameter Ø47.5 mm over length 18.2 mm (from Z=0.0 to Z=51.2).
10. Finish turn diameter Ø33.6 mm over length 5.6 mm (from Z=0.0 to Z=33.0).
11. Finish turn diameter Ø30.0 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>
<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 Ø55.9 mm and length at least 250.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.9 mm over length 37.9 mm (from Z=0.0 to Z=37.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.9 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 Ø43.8 mm over length 53.0 mm (from Z=0.0 to Z=207.7).
10. Finish turn diameter Ø34.3 mm over length 81.4 mm (from Z=0.0 to Z=154.7).
11. Finish turn diameter Ø30.0 mm over length 73.3 mm (from Z=0.0 to Z=73.3).
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 stainless steel round bar (material 1.4301) with diameter at least Ø61.9 mm and length at least 288.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.9 mm over length 20.4 mm (from Z=0.0 to Z=20.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.9 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 Ø54.8 mm over length 119.7 mm (from Z=0.0 to Z=262.6).
10. Finish turn diameter Ø37.6 mm over length 110.3 mm (from Z=0.0 to Z=142.9).
11. Finish turn diameter Ø32.2 mm over length 32.6 mm (from Z=0.0 to Z=32.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø71.0 mm and length at least 85.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.0 mm over length 18.7 mm (from Z=0.0 to Z=18.7).
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 Ø49.4 mm over length 10.6 mm (from Z=0.0 to Z=62.2).
9. Finish turn diameter Ø44.7 mm over length 6.0 mm (from Z=0.0 to Z=51.6).
10. Finish turn diameter Ø34.7 mm over length 9.7 mm (from Z=0.0 to Z=45.6).
11. Finish turn diameter Ø30.0 mm over length 35.9 mm (from Z=0.0 to Z=35.9).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø47.8 mm and length at least 153.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.8 mm over length 60.5 mm (from Z=0.0 to Z=60.5).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø38.0 mm over length 21.8 mm (from Z=0.0 to Z=88.1).
9. Finish turn diameter Ø30.0 mm over length 66.3 mm (from Z=0.0 to Z=66.3).
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 steel round bar (material C45) with diameter at least Ø46.7 mm and length at least 151.1 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 29.4 mm (from Z=0.0 to Z=29.4).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø41.1 mm over length 41.1 mm (from Z=0.0 to Z=116.7).
9. Finish turn diameter Ø30.2 mm over length 30.5 mm (from Z=0.0 to Z=75.6).
10. Finish turn diameter Ø30.0 mm over length 45.1 mm (from Z=0.0 to Z=45.1).
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 stainless steel round bar (material 1.4301) with diameter at least Ø74.6 mm and length at least 177.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.6 mm over length 13.2 mm (from Z=0.0 to Z=13.2).
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 Ø66.7 mm over length 21.6 mm (from Z=0.0 to Z=159.5).
9. Finish turn diameter Ø52.3 mm over length 47.9 mm (from Z=0.0 to Z=137.9).
10. Finish turn diameter Ø37.6 mm over length 57.1 mm (from Z=0.0 to Z=90.0).
11. Finish turn diameter Ø32.5 mm over length 23.9 mm (from Z=0.0 to Z=32.9).
12. Finish turn diameter Ø30.0 mm over length 9.0 mm (from Z=0.0 to Z=9.0).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø35.9 mm and length at least 311.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.9 mm over length 32.9 mm (from Z=0.0 to Z=32.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.9 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 273.7 mm (from Z=0.0 to Z=273.7).
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 Ø59.0 mm and length at least 190.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.0 mm over length 53.0 mm (from Z=0.0 to Z=53.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.0 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 Ø40.1 mm over length 71.1 mm (from Z=0.0 to Z=132.1).
9. Finish turn diameter Ø33.2 mm over length 25.2 mm (from Z=0.0 to Z=61.0).
10. Finish turn diameter Ø30.0 mm over length 35.8 mm (from Z=0.0 to Z=35.8).
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 steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 121.5 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 98.6 mm (from Z=0.0 to Z=98.6).
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 Ø22.9 mm over length 17.9 mm (from Z=0.0 to Z=17.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø65.2 mm and length at least 118.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.2 mm over length 62.5 mm (from Z=0.0 to Z=62.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.2 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 Ø55.2 mm over length 29.4 mm (from Z=0.0 to Z=50.7).
9. Finish turn diameter Ø41.2 mm over length 21.3 mm (from Z=0.0 to Z=21.3).
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 Ø67.1 mm and length at least 67.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.1 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 Ø65.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø56.1 mm over length 5.0 mm (from Z=0.0 to Z=55.0).
9. Finish turn diameter Ø43.6 mm over length 11.9 mm (from Z=0.0 to Z=50.0).
10. Finish turn diameter Ø30.0 mm over length 38.1 mm (from Z=0.0 to Z=38.1).
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 42CrMo4) with diameter at least Ø68.9 mm and length at least 275.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.9 mm over length 128.4 mm (from Z=0.0 to Z=128.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.9 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 Ø57.9 mm over length 18.6 mm (from Z=0.0 to Z=141.7).
10. Finish turn diameter Ø41.0 mm over length 90.1 mm (from Z=0.0 to Z=123.1).
11. Finish turn diameter Ø30.0 mm over length 33.0 mm (from Z=0.0 to Z=33.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø60.5 mm and length at least 203.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.5 mm over length 86.8 mm (from Z=0.0 to Z=86.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.5 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 Ø42.1 mm over length 38.6 mm (from Z=0.0 to Z=111.3).
10. Finish turn diameter Ø30.0 mm over length 72.7 mm (from Z=0.0 to Z=72.7).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø58.8 mm and length at least 193.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.8 mm over length 56.5 mm (from Z=0.0 to Z=56.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø41.0 mm over length 34.5 mm (from Z=0.0 to Z=132.1).
10. Finish turn diameter Ø30.0 mm over length 97.6 mm (from Z=0.0 to Z=97.6).
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 Ø67.7 mm and length at least 70.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.7 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 Ø65.7 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 Ø45.7 mm over length 12.1 mm (from Z=0.0 to Z=43.5).
9. Finish turn diameter Ø33.0 mm over length 6.7 mm (from Z=0.0 to Z=31.4).
10. Finish turn diameter Ø30.0 mm over length 24.7 mm (from Z=0.0 to Z=24.7).
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 Ø59.3 mm and length at least 141.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.3 mm over length 42.6 mm (from Z=0.0 to Z=42.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø48.4 mm over length 7.2 mm (from Z=0.0 to Z=94.3).
9. Finish turn diameter Ø37.3 mm over length 17.9 mm (from Z=0.0 to Z=87.1).
10. Finish turn diameter Ø30.0 mm over length 69.2 mm (from Z=0.0 to Z=69.2).
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 Ø56.4 mm and length at least 289.4 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 39.6 mm (from Z=0.0 to Z=39.6).
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 Ø42.7 mm over length 18.1 mm (from Z=0.0 to Z=244.8).
10. Finish turn diameter Ø30.0 mm over length 226.7 mm (from Z=0.0 to Z=226.7).
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 Ø38.5 mm and length at least 207.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.5 mm over length 44.4 mm (from Z=0.0 to Z=44.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 158.5 mm (from Z=0.0 to Z=158.5).
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 16MnCr5) with diameter at least Ø53.6 mm and length at least 146.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.6 mm over length 42.8 mm (from Z=0.0 to Z=42.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.6 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 Ø41.5 mm over length 27.8 mm (from Z=0.0 to Z=99.0).
9. Finish turn diameter Ø34.1 mm over length 55.7 mm (from Z=0.0 to Z=71.2).
10. Finish turn diameter Ø30.0 mm over length 15.5 mm (from Z=0.0 to Z=15.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø61.5 mm and length at least 103.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.5 mm over length 36.6 mm (from Z=0.0 to Z=36.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø48.2 mm over length 19.9 mm (from Z=0.0 to Z=61.6).
9. Finish turn diameter Ø30.0 mm over length 41.7 mm (from Z=0.0 to Z=41.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø43.7 mm and length at least 263.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.7 mm over length 50.9 mm (from Z=0.0 to Z=50.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.7 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 Ø34.3 mm over length 46.7 mm (from Z=0.0 to Z=207.3).
10. Finish turn diameter Ø30.0 mm over length 160.6 mm (from Z=0.0 to Z=160.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø33.4 mm and length at least 140.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.4 mm over length 30.6 mm (from Z=0.0 to Z=30.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.4 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 105.1 mm (from Z=0.0 to Z=105.1).
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 Ø68.2 mm and length at least 141.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.2 mm over length 55.8 mm (from Z=0.0 to Z=55.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.2 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 Ø47.1 mm over length 23.8 mm (from Z=0.0 to Z=80.4).
9. Finish turn diameter Ø42.4 mm over length 56.6 mm (from Z=0.0 to Z=56.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø65.4 mm and length at least 323.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.4 mm over length 91.3 mm (from Z=0.0 to Z=91.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.4 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 Ø57.5 mm over length 64.1 mm (from Z=0.0 to Z=227.1).
10. Finish turn diameter Ø52.5 mm over length 51.4 mm (from Z=0.0 to Z=163.0).
11. Finish turn diameter Ø43.9 mm over length 45.9 mm (from Z=0.0 to Z=111.6).
12. Finish turn diameter Ø35.7 mm over length 65.7 mm (from Z=0.0 to Z=65.7).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.