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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø79.9 mm and length at least 316.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.9 mm over length 87.3 mm (from Z=0.0 to Z=87.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.9 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 Ø74.8 mm over length 31.9 mm (from Z=0.0 to Z=223.9).
10. Finish turn diameter Ø54.9 mm over length 76.9 mm (from Z=0.0 to Z=192.0).
11. Finish turn diameter Ø43.4 mm over length 73.1 mm (from Z=0.0 to Z=115.1).
12. Finish turn diameter Ø39.3 mm over length 42.0 mm (from Z=0.0 to Z=42.0).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


[User]
<image>
<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 Ø33.1 mm and length at least 112.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.1 mm over length 27.2 mm (from Z=0.0 to Z=27.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.1 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 Ø30.0 mm over length 80.5 mm (from Z=0.0 to Z=80.5).
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 Ø73.2 mm and length at least 271.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.2 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 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 Ø61.5 mm over length 58.3 mm (from Z=0.0 to Z=158.6).
10. Finish turn diameter Ø50.9 mm over length 33.1 mm (from Z=0.0 to Z=100.3).
11. Finish turn diameter Ø40.8 mm over length 67.2 mm (from Z=0.0 to Z=67.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 165.6 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 151.8 mm (from Z=0.0 to Z=151.8).
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 Ø29.4 mm over length 8.8 mm (from Z=0.0 to Z=8.8).
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 Ø35.5 mm and length at least 251.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.5 mm over length 127.8 mm (from Z=0.0 to Z=127.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 118.7 mm (from Z=0.0 to Z=118.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø37.3 mm and length at least 188.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.3 mm over length 29.0 mm (from Z=0.0 to Z=29.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 154.1 mm (from Z=0.0 to Z=154.1).
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 Ø46.1 mm and length at least 65.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.1 mm over length 9.1 mm (from Z=0.0 to Z=9.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø34.4 mm over length 20.4 mm (from Z=0.0 to Z=51.0).
9. Finish turn diameter Ø30.0 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>
<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 Ø59.6 mm and length at least 74.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.6 mm over length 7.5 mm (from Z=0.0 to Z=7.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø48.2 mm over length 13.9 mm (from Z=0.0 to Z=62.3).
9. Finish turn diameter Ø41.5 mm over length 10.9 mm (from Z=0.0 to Z=48.4).
10. Finish turn diameter Ø32.1 mm over length 11.1 mm (from Z=0.0 to Z=37.5).
11. Finish turn diameter Ø30.0 mm over length 26.4 mm (from Z=0.0 to Z=26.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø68.6 mm and length at least 195.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.6 mm over length 62.6 mm (from Z=0.0 to Z=62.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø48.0 mm over length 63.3 mm (from Z=0.0 to Z=127.7).
10. Finish turn diameter Ø32.7 mm over length 39.3 mm (from Z=0.0 to Z=64.4).
11. Finish turn diameter Ø30.0 mm over length 25.1 mm (from Z=0.0 to Z=25.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø81.1 mm and length at least 146.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.1 mm over length 45.5 mm (from Z=0.0 to Z=45.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.1 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 Ø67.2 mm over length 81.3 mm (from Z=0.0 to Z=95.7).
9. Finish turn diameter Ø48.2 mm over length 14.4 mm (from Z=0.0 to Z=14.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 89.2 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 59.0 mm (from Z=0.0 to Z=59.0).
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 Ø26.6 mm over length 25.2 mm (from Z=0.0 to Z=25.2).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


[User]
<image>
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 68.7 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 28.2 mm (from Z=0.0 to Z=28.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø25.3 mm over length 35.5 mm (from Z=0.0 to Z=35.5).
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 Ø76.1 mm and length at least 210.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.1 mm over length 29.9 mm (from Z=0.0 to Z=29.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.1 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 Ø67.9 mm over length 13.3 mm (from Z=0.0 to Z=175.2).
10. Finish turn diameter Ø60.1 mm over length 55.9 mm (from Z=0.0 to Z=161.9).
11. Finish turn diameter Ø52.3 mm over length 36.6 mm (from Z=0.0 to Z=106.0).
12. Finish turn diameter Ø47.0 mm over length 9.9 mm (from Z=0.0 to Z=69.4).
13. Finish turn diameter Ø42.1 mm over length 59.5 mm (from Z=0.0 to Z=59.5).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø78.9 mm and length at least 99.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.9 mm over length 9.7 mm (from Z=0.0 to Z=9.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.4 mm over length 42.1 mm (from Z=0.0 to Z=84.6).
9. Finish turn diameter Ø53.2 mm over length 42.5 mm (from Z=0.0 to Z=42.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø75.8 mm and length at least 180.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.8 mm over length 40.3 mm (from Z=0.0 to Z=40.3).
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 Ø63.2 mm over length 32.9 mm (from Z=0.0 to Z=134.8).
9. Finish turn diameter Ø54.5 mm over length 43.9 mm (from Z=0.0 to Z=101.9).
10. Finish turn diameter Ø49.4 mm over length 16.4 mm (from Z=0.0 to Z=58.0).
11. Finish turn diameter Ø31.7 mm over length 41.6 mm (from Z=0.0 to Z=41.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø80.7 mm and length at least 283.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.7 mm over length 12.2 mm (from Z=0.0 to Z=12.2).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø73.8 mm over length 25.8 mm (from Z=0.0 to Z=266.1).
10. Finish turn diameter Ø67.6 mm over length 69.2 mm (from Z=0.0 to Z=240.3).
11. Finish turn diameter Ø56.3 mm over length 72.4 mm (from Z=0.0 to Z=171.1).
12. Finish turn diameter Ø41.6 mm over length 48.2 mm (from Z=0.0 to Z=98.7).
13. Finish turn diameter Ø32.8 mm over length 50.5 mm (from Z=0.0 to Z=50.5).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø36.7 mm and length at least 310.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.7 mm over length 138.8 mm (from Z=0.0 to Z=138.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.7 mm.
6. Face the end and set Z=0.
7. 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 166.3 mm (from Z=0.0 to Z=166.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø70.8 mm and length at least 278.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.8 mm over length 15.5 mm (from Z=0.0 to Z=15.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.8 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 Ø59.0 mm over length 37.6 mm (from Z=0.0 to Z=257.7).
10. Finish turn diameter Ø45.2 mm over length 60.8 mm (from Z=0.0 to Z=220.1).
11. Finish turn diameter Ø39.6 mm over length 55.3 mm (from Z=0.0 to Z=159.3).
12. Finish turn diameter Ø30.0 mm over length 104.0 mm (from Z=0.0 to Z=104.0).
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 16MnCr5) with diameter at least Ø42.8 mm and length at least 264.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.8 mm over length 103.3 mm (from Z=0.0 to Z=103.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.8 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 156.0 mm (from Z=0.0 to Z=156.0).
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 Ø38.2 mm and length at least 198.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.2 mm over length 14.9 mm (from Z=0.0 to Z=14.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.2 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 178.9 mm (from Z=0.0 to Z=178.9).
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 Ø37.8 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 Ø35.8 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 Ø35.8 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 136.5 mm (from Z=0.0 to Z=136.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 317.6 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 243.5 mm (from Z=0.0 to Z=243.5).
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 Ø24.7 mm over length 69.1 mm (from Z=0.0 to Z=69.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø68.4 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 Ø66.4 mm over length 6.7 mm (from Z=0.0 to Z=6.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.4 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 Ø54.0 mm over length 50.1 mm (from Z=0.0 to Z=191.2).
10. Finish turn diameter Ø50.4 mm over length 38.4 mm (from Z=0.0 to Z=141.1).
11. Finish turn diameter Ø45.0 mm over length 51.0 mm (from Z=0.0 to Z=102.7).
12. Finish turn diameter Ø31.3 mm over length 30.2 mm (from Z=0.0 to Z=51.7).
13. Finish turn diameter Ø30.0 mm over length 21.5 mm (from Z=0.0 to Z=21.5).
14. Break all edges (e.g., 2×45° where applicable).
15. 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 Ø33.3 mm and length at least 217.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.3 mm over length 93.9 mm (from Z=0.0 to Z=93.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.3 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 118.8 mm (from Z=0.0 to Z=118.8).
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 Ø61.4 mm and length at least 65.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.4 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 Ø59.4 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 Ø40.6 mm over length 6.3 mm (from Z=0.0 to Z=32.0).
9. Finish turn diameter Ø30.0 mm over length 25.7 mm (from Z=0.0 to Z=25.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø68.6 mm and length at least 311.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.6 mm over length 60.1 mm (from Z=0.0 to Z=60.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø57.8 mm over length 86.6 mm (from Z=0.0 to Z=246.4).
10. Finish turn diameter Ø53.8 mm over length 17.0 mm (from Z=0.0 to Z=159.8).
11. Finish turn diameter Ø36.8 mm over length 84.4 mm (from Z=0.0 to Z=142.8).
12. Finish turn diameter Ø30.0 mm over length 58.4 mm (from Z=0.0 to Z=58.4).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø36.9 mm and length at least 229.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.9 mm over length 61.8 mm (from Z=0.0 to Z=61.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.9 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 163.0 mm (from Z=0.0 to Z=163.0).
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 Ø32.0 mm and length at least 295.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 218.7 mm (from Z=0.0 to Z=218.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.5 mm over length 72.1 mm (from Z=0.0 to Z=72.1).
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 Ø55.2 mm and length at least 96.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.2 mm over length 34.8 mm (from Z=0.0 to Z=34.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø36.8 mm over length 35.4 mm (from Z=0.0 to Z=57.1).
9. Finish turn diameter Ø30.0 mm over length 21.7 mm (from Z=0.0 to Z=21.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 179.4 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 118.1 mm (from Z=0.0 to Z=118.1).
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 Ø25.4 mm over length 56.3 mm (from Z=0.0 to Z=56.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø69.0 mm and length at least 305.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.0 mm over length 47.9 mm (from Z=0.0 to Z=47.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.0 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 Ø47.8 mm over length 43.1 mm (from Z=0.0 to Z=252.9).
10. Finish turn diameter Ø42.6 mm over length 56.4 mm (from Z=0.0 to Z=209.8).
11. Finish turn diameter Ø36.9 mm over length 65.5 mm (from Z=0.0 to Z=153.4).
12. Finish turn diameter Ø30.0 mm over length 87.9 mm (from Z=0.0 to Z=87.9).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø34.3 mm and length at least 127.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.3 mm over length 29.9 mm (from Z=0.0 to Z=29.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 92.1 mm (from Z=0.0 to Z=92.1).
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 stainless steel round bar (material 1.4301) with diameter at least Ø57.0 mm and length at least 91.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.0 mm over length 9.1 mm (from Z=0.0 to Z=9.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø37.2 mm over length 5.0 mm (from Z=0.0 to Z=77.3).
9. Finish turn diameter Ø30.0 mm over length 72.3 mm (from Z=0.0 to Z=72.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø41.9 mm and length at least 300.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.9 mm over length 52.5 mm (from Z=0.0 to Z=52.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø33.8 mm over length 136.4 mm (from Z=0.0 to Z=243.0).
10. Finish turn diameter Ø30.0 mm over length 106.6 mm (from Z=0.0 to Z=106.6).
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 16MnCr5) with diameter at least Ø52.8 mm and length at least 162.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.8 mm over length 32.5 mm (from Z=0.0 to Z=32.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.8 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 Ø35.4 mm over length 66.7 mm (from Z=0.0 to Z=125.2).
9. Finish turn diameter Ø30.0 mm over length 58.5 mm (from Z=0.0 to Z=58.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø80.7 mm and length at least 285.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.7 mm over length 80.5 mm (from Z=0.0 to Z=80.5).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø72.8 mm over length 46.4 mm (from Z=0.0 to Z=199.6).
10. Finish turn diameter Ø53.3 mm over length 69.1 mm (from Z=0.0 to Z=153.2).
11. Finish turn diameter Ø40.5 mm over length 16.5 mm (from Z=0.0 to Z=84.1).
12. Finish turn diameter Ø35.0 mm over length 67.6 mm (from Z=0.0 to Z=67.6).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) 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 125.9 mm (from Z=0.0 to Z=125.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø26.8 mm over length 44.0 mm (from Z=0.0 to Z=44.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø62.8 mm and length at least 278.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.8 mm over length 88.5 mm (from Z=0.0 to Z=88.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.8 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 Ø57.5 mm over length 117.0 mm (from Z=0.0 to Z=184.5).
10. Finish turn diameter Ø47.1 mm over length 51.7 mm (from Z=0.0 to Z=67.5).
11. Finish turn diameter Ø30.1 mm over length 15.8 mm (from Z=0.0 to Z=15.8).
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 Ø69.6 mm and length at least 90.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.6 mm over length 49.8 mm (from Z=0.0 to Z=49.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.6 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 Ø57.8 mm over length 20.6 mm (from Z=0.0 to Z=35.3).
9. Finish turn diameter Ø45.7 mm over length 14.7 mm (from Z=0.0 to Z=14.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø42.0 mm and length at least 223.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.0 mm over length 40.4 mm (from Z=0.0 to Z=40.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.0 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 Ø33.6 mm over length 147.2 mm (from Z=0.0 to Z=177.7).
10. Finish turn diameter Ø30.0 mm over length 30.5 mm (from Z=0.0 to Z=30.5).
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 Ø74.8 mm and length at least 192.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.8 mm over length 21.3 mm (from Z=0.0 to Z=21.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.8 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 Ø66.1 mm over length 43.5 mm (from Z=0.0 to Z=166.4).
9. Finish turn diameter Ø61.5 mm over length 32.1 mm (from Z=0.0 to Z=122.9).
10. Finish turn diameter Ø51.8 mm over length 42.8 mm (from Z=0.0 to Z=90.8).
11. Finish turn diameter Ø37.2 mm over length 15.5 mm (from Z=0.0 to Z=48.0).
12. Finish turn diameter Ø30.0 mm over length 32.5 mm (from Z=0.0 to Z=32.5).
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 315.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.9 mm over length 144.1 mm (from Z=0.0 to Z=144.1).
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 166.8 mm (from Z=0.0 to Z=166.8).
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 Ø48.2 mm and length at least 191.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.2 mm over length 27.5 mm (from Z=0.0 to Z=27.5).
5. Mount the bar in a three-jaw chuck by the holding diameter 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 Ø43.0 mm over length 32.4 mm (from Z=0.0 to Z=159.1).
10. Finish turn diameter Ø30.0 mm over length 126.7 mm (from Z=0.0 to Z=126.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø47.0 mm and length at least 169.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.0 mm over length 46.9 mm (from Z=0.0 to Z=46.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.0 mm.
6. Face the end and set Z=0.
7. 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 Ø40.1 mm over length 22.8 mm (from Z=0.0 to Z=117.4).
10. Finish turn diameter Ø30.0 mm over length 94.6 mm (from Z=0.0 to Z=94.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø55.8 mm and length at least 208.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.8 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 Ø53.8 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 Ø37.7 mm over length 14.1 mm (from Z=0.0 to Z=173.4).
10. Finish turn diameter Ø30.0 mm over length 159.3 mm (from Z=0.0 to Z=159.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø45.9 mm and length at least 101.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.9 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 Ø43.9 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 Ø38.2 mm over length 33.9 mm (from Z=0.0 to Z=89.2).
9. Finish turn diameter Ø30.0 mm over length 55.3 mm (from Z=0.0 to Z=55.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø43.4 mm and length at least 228.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.4 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 Ø41.4 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 156.0 mm (from Z=0.0 to Z=156.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø59.0 mm and length at least 137.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.0 mm over length 17.3 mm (from Z=0.0 to Z=17.3).
5. Mount the bar in a three-jaw chuck by the holding diameter 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 Ø45.1 mm over length 52.4 mm (from Z=0.0 to Z=115.2).
9. Finish turn diameter Ø33.8 mm over length 62.8 mm (from Z=0.0 to Z=62.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø40.7 mm and length at least 119.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.7 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 Ø38.7 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 86.8 mm (from Z=0.0 to Z=86.8).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø46.3 mm and length at least 172.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.3 mm over length 48.2 mm (from Z=0.0 to Z=48.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.3 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 Ø39.6 mm over length 39.3 mm (from Z=0.0 to Z=119.2).
9. Finish turn diameter Ø34.7 mm over length 64.6 mm (from Z=0.0 to Z=79.9).
10. Finish turn diameter Ø30.0 mm over length 15.3 mm (from Z=0.0 to Z=15.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø78.8 mm and length at least 187.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.8 mm over length 85.6 mm (from Z=0.0 to Z=85.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.8 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 Ø69.0 mm over length 26.5 mm (from Z=0.0 to Z=96.9).
9. Finish turn diameter Ø52.7 mm over length 70.4 mm (from Z=0.0 to Z=70.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø35.5 mm and length at least 99.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.5 mm over length 22.0 mm (from Z=0.0 to Z=22.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.5 mm.
6. Face the end and set Z=0.
7. 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 72.6 mm (from Z=0.0 to Z=72.6).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø61.4 mm and length at least 192.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.4 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 Ø59.4 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 Ø50.0 mm over length 10.7 mm (from Z=0.0 to Z=153.6).
9. Finish turn diameter Ø33.3 mm over length 61.9 mm (from Z=0.0 to Z=142.9).
10. Finish turn diameter Ø30.0 mm over length 81.0 mm (from Z=0.0 to Z=81.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø72.0 mm and length at least 200.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.0 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 Ø70.0 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 Ø58.2 mm over length 28.0 mm (from Z=0.0 to Z=139.3).
10. Finish turn diameter Ø46.0 mm over length 81.8 mm (from Z=0.0 to Z=111.3).
11. Finish turn diameter Ø35.1 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>
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 176.7 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 127.0 mm (from Z=0.0 to Z=127.0).
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 Ø22.4 mm over length 44.7 mm (from Z=0.0 to Z=44.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø57.8 mm and length at least 264.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.8 mm over length 63.5 mm (from Z=0.0 to Z=63.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.8 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 Ø42.5 mm over length 164.2 mm (from Z=0.0 to Z=195.6).
10. Finish turn diameter Ø30.0 mm over length 31.4 mm (from Z=0.0 to Z=31.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø46.1 mm and length at least 223.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.1 mm over length 86.4 mm (from Z=0.0 to Z=86.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø39.5 mm over length 79.7 mm (from Z=0.0 to Z=132.0).
10. Finish turn diameter Ø30.0 mm over length 52.3 mm (from Z=0.0 to Z=52.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø81.7 mm and length at least 77.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.7 mm over length 12.9 mm (from Z=0.0 to Z=12.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.7 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 Ø71.7 mm over length 10.9 mm (from Z=0.0 to Z=59.5).
9. Finish turn diameter Ø52.6 mm over length 17.8 mm (from Z=0.0 to Z=48.6).
10. Finish turn diameter Ø35.9 mm over length 10.7 mm (from Z=0.0 to Z=30.8).
11. Finish turn diameter Ø32.4 mm over length 5.0 mm (from Z=0.0 to Z=20.1).
12. Finish turn diameter Ø30.0 mm over length 15.1 mm (from Z=0.0 to Z=15.1).
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 steel round bar (material 16MnCr5) with diameter at least Ø49.3 mm and length at least 128.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.3 mm over length 64.8 mm (from Z=0.0 to Z=64.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.3 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 Ø38.4 mm over length 34.8 mm (from Z=0.0 to Z=58.7).
9. Finish turn diameter Ø33.9 mm over length 23.9 mm (from Z=0.0 to Z=23.9).
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 Ø54.4 mm and length at least 247.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.4 mm over length 59.3 mm (from Z=0.0 to Z=59.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.4 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 Ø39.6 mm over length 29.1 mm (from Z=0.0 to Z=183.4).
10. Finish turn diameter Ø30.2 mm over length 58.5 mm (from Z=0.0 to Z=154.3).
11. Finish turn diameter Ø30.0 mm over length 95.8 mm (from Z=0.0 to Z=95.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø56.5 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 Ø54.5 mm over length 13.1 mm (from Z=0.0 to Z=13.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø41.4 mm over length 107.2 mm (from Z=0.0 to Z=232.5).
10. Finish turn diameter Ø34.5 mm over length 106.2 mm (from Z=0.0 to Z=125.3).
11. Finish turn diameter Ø30.0 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø49.8 mm and length at least 245.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.8 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 Ø47.8 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 Ø43.6 mm over length 11.2 mm (from Z=0.0 to Z=153.2).
10. Finish turn diameter Ø30.7 mm over length 59.6 mm (from Z=0.0 to Z=142.0).
11. Finish turn diameter Ø30.0 mm over length 82.4 mm (from Z=0.0 to Z=82.4).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø50.9 mm and length at least 237.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.9 mm over length 48.2 mm (from Z=0.0 to Z=48.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.9 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 Ø31.0 mm over length 22.7 mm (from Z=0.0 to Z=184.2).
10. Finish turn diameter Ø30.0 mm over length 161.5 mm (from Z=0.0 to Z=161.5).
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 Ø32.0 mm and length at least 212.3 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 133.0 mm (from Z=0.0 to Z=133.0).
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 Ø27.9 mm over length 74.3 mm (from Z=0.0 to Z=74.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø49.5 mm and length at least 232.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.5 mm over length 51.8 mm (from Z=0.0 to Z=51.8).
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 Ø38.9 mm over length 29.6 mm (from Z=0.0 to Z=175.3).
10. Finish turn diameter Ø30.0 mm over length 145.7 mm (from Z=0.0 to Z=145.7).
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 Ø36.8 mm and length at least 212.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.8 mm over length 81.5 mm (from Z=0.0 to Z=81.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 125.5 mm (from Z=0.0 to Z=125.5).
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 Ø55.8 mm and length at least 291.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.8 mm over length 62.9 mm (from Z=0.0 to Z=62.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.8 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 Ø45.2 mm over length 76.4 mm (from Z=0.0 to Z=223.8).
10. Finish turn diameter Ø40.5 mm over length 117.1 mm (from Z=0.0 to Z=147.4).
11. Finish turn diameter Ø30.0 mm over length 30.3 mm (from Z=0.0 to Z=30.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø58.8 mm and length at least 243.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.8 mm over length 45.0 mm (from Z=0.0 to Z=45.0).
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 Ø53.3 mm over length 75.4 mm (from Z=0.0 to Z=193.7).
10. Finish turn diameter Ø38.4 mm over length 23.6 mm (from Z=0.0 to Z=118.3).
11. Finish turn diameter Ø30.0 mm over length 94.7 mm (from Z=0.0 to Z=94.7).
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 42CrMo4) with diameter at least Ø78.7 mm and length at least 250.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.7 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 Ø76.7 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 Ø71.0 mm over length 59.0 mm (from Z=0.0 to Z=99.4).
10. Finish turn diameter Ø55.0 mm over length 40.4 mm (from Z=0.0 to Z=40.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø63.8 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 Ø61.8 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 Ø61.8 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 Ø58.5 mm over length 12.3 mm (from Z=0.0 to Z=99.2).
9. Finish turn diameter Ø55.5 mm over length 21.6 mm (from Z=0.0 to Z=86.9).
10. Finish turn diameter Ø36.5 mm over length 31.8 mm (from Z=0.0 to Z=65.3).
11. Finish turn diameter Ø30.0 mm over length 33.5 mm (from Z=0.0 to Z=33.5).
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 stainless steel round bar (material 1.4301) with diameter at least Ø61.9 mm and length at least 164.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.9 mm over length 54.6 mm (from Z=0.0 to Z=54.6).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø51.4 mm over length 68.7 mm (from Z=0.0 to Z=105.3).
9. Finish turn diameter Ø37.7 mm over length 36.6 mm (from Z=0.0 to Z=36.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 213.3 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 146.2 mm (from Z=0.0 to Z=146.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø22.1 mm over length 62.1 mm (from Z=0.0 to Z=62.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø64.0 mm and length at least 91.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.0 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 Ø62.0 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 Ø49.0 mm over length 10.2 mm (from Z=0.0 to Z=68.7).
9. Finish turn diameter Ø42.9 mm over length 6.3 mm (from Z=0.0 to Z=58.5).
10. Finish turn diameter Ø33.8 mm over length 14.7 mm (from Z=0.0 to Z=52.2).
11. Finish turn diameter Ø30.0 mm over length 37.5 mm (from Z=0.0 to Z=37.5).
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 C45) with diameter at least Ø44.0 mm and length at least 244.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.0 mm over length 73.1 mm (from Z=0.0 to Z=73.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.0 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 Ø35.6 mm over length 9.2 mm (from Z=0.0 to Z=166.2).
10. Finish turn diameter Ø30.0 mm over length 157.0 mm (from Z=0.0 to Z=157.0).
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 Ø32.5 mm and length at least 156.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.5 mm over length 47.0 mm (from Z=0.0 to Z=47.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.5 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 104.6 mm (from Z=0.0 to Z=104.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø66.9 mm and length at least 115.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.9 mm over length 24.4 mm (from Z=0.0 to Z=24.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø46.8 mm over length 26.2 mm (from Z=0.0 to Z=86.3).
9. Finish turn diameter Ø30.0 mm over length 60.1 mm (from Z=0.0 to Z=60.1).
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 Ø44.8 mm and length at least 238.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.8 mm over length 83.2 mm (from Z=0.0 to Z=83.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø31.5 mm over length 52.9 mm (from Z=0.0 to Z=150.6).
10. Finish turn diameter Ø30.0 mm over length 97.7 mm (from Z=0.0 to Z=97.7).
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 Ø80.6 mm and length at least 264.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.6 mm over length 72.2 mm (from Z=0.0 to Z=72.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.6 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 Ø63.1 mm over length 51.8 mm (from Z=0.0 to Z=187.1).
10. Finish turn diameter Ø50.7 mm over length 135.3 mm (from Z=0.0 to Z=135.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø68.2 mm and length at least 120.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.2 mm over length 23.8 mm (from Z=0.0 to Z=23.8).
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 Ø58.2 mm over length 28.4 mm (from Z=0.0 to Z=91.5).
9. Finish turn diameter Ø51.1 mm over length 16.9 mm (from Z=0.0 to Z=63.1).
10. Finish turn diameter Ø36.5 mm over length 19.6 mm (from Z=0.0 to Z=46.2).
11. Finish turn diameter Ø30.0 mm over length 26.6 mm (from Z=0.0 to Z=26.6).
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 stainless steel round bar (material 1.4301) with diameter at least Ø61.2 mm and length at least 136.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.2 mm over length 37.5 mm (from Z=0.0 to Z=37.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.2 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 Ø50.1 mm over length 41.4 mm (from Z=0.0 to Z=94.2).
9. Finish turn diameter Ø44.5 mm over length 17.5 mm (from Z=0.0 to Z=52.8).
10. Finish turn diameter Ø41.4 mm over length 35.3 mm (from Z=0.0 to Z=35.3).
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 Ø32.5 mm and length at least 127.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.5 mm over length 49.5 mm (from Z=0.0 to Z=49.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.5 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 Ø30.0 mm over length 73.3 mm (from Z=0.0 to Z=73.3).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø47.3 mm and length at least 109.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.3 mm over length 15.7 mm (from Z=0.0 to Z=15.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 88.8 mm (from Z=0.0 to Z=88.8).
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 C45) with diameter at least Ø69.8 mm and length at least 96.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.8 mm over length 12.6 mm (from Z=0.0 to Z=12.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.8 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 Ø62.1 mm over length 7.8 mm (from Z=0.0 to Z=78.5).
9. Finish turn diameter Ø42.1 mm over length 26.4 mm (from Z=0.0 to Z=70.7).
10. Finish turn diameter Ø32.5 mm over length 20.2 mm (from Z=0.0 to Z=44.3).
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>
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 Ø70.2 mm and length at least 291.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.2 mm over length 41.1 mm (from Z=0.0 to Z=41.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.1 mm over length 17.2 mm (from Z=0.0 to Z=245.2).
10. Finish turn diameter Ø36.5 mm over length 77.6 mm (from Z=0.0 to Z=228.0).
11. Finish turn diameter Ø30.0 mm over length 150.4 mm (from Z=0.0 to Z=150.4).
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 Ø80.1 mm and length at least 89.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.1 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 Ø78.1 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 Ø69.3 mm over length 11.2 mm (from Z=0.0 to Z=69.6).
9. Finish turn diameter Ø57.1 mm over length 27.3 mm (from Z=0.0 to Z=58.4).
10. Finish turn diameter Ø51.0 mm over length 24.5 mm (from Z=0.0 to Z=31.1).
11. Finish turn diameter Ø44.4 mm over length 6.6 mm (from Z=0.0 to Z=6.6).
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 Ø32.4 mm and length at least 78.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.4 mm over length 10.9 mm (from Z=0.0 to Z=10.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.4 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 Ø30.0 mm over length 62.6 mm (from Z=0.0 to Z=62.6).
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 Ø60.9 mm and length at least 141.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.9 mm over length 61.4 mm (from Z=0.0 to Z=61.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø41.6 mm over length 29.3 mm (from Z=0.0 to Z=75.1).
9. Finish turn diameter Ø30.0 mm over length 45.8 mm (from Z=0.0 to Z=45.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø81.4 mm and length at least 254.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.4 mm over length 11.1 mm (from Z=0.0 to Z=11.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø71.6 mm over length 9.0 mm (from Z=0.0 to Z=238.5).
10. Finish turn diameter Ø58.2 mm over length 71.5 mm (from Z=0.0 to Z=229.5).
11. Finish turn diameter Ø40.6 mm over length 72.3 mm (from Z=0.0 to Z=158.0).
12. Finish turn diameter Ø37.1 mm over length 67.0 mm (from Z=0.0 to Z=85.7).
13. Finish turn diameter Ø30.0 mm over length 18.7 mm (from Z=0.0 to Z=18.7).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø73.1 mm and length at least 254.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.1 mm over length 19.3 mm (from Z=0.0 to Z=19.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø55.6 mm over length 110.3 mm (from Z=0.0 to Z=230.0).
10. Finish turn diameter Ø45.4 mm over length 119.7 mm (from Z=0.0 to Z=119.7).
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 Ø80.7 mm and length at least 141.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.7 mm over length 23.9 mm (from Z=0.0 to Z=23.9).
5. Mount the bar in a three-jaw chuck by the holding diameter 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 Ø72.0 mm over length 60.3 mm (from Z=0.0 to Z=112.5).
9. Finish turn diameter Ø53.6 mm over length 52.2 mm (from Z=0.0 to Z=52.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 143.0 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 94.9 mm (from Z=0.0 to Z=94.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø28.2 mm over length 43.1 mm (from Z=0.0 to Z=43.1).
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 Ø42.0 mm and length at least 253.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.0 mm over length 47.9 mm (from Z=0.0 to Z=47.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.0 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 200.3 mm (from Z=0.0 to Z=200.3).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø67.4 mm and length at least 162.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.4 mm over length 41.1 mm (from Z=0.0 to Z=41.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø65.4 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 Ø61.4 mm over length 12.0 mm (from Z=0.0 to Z=115.9).
9. Finish turn diameter Ø50.9 mm over length 46.2 mm (from Z=0.0 to Z=103.9).
10. Finish turn diameter Ø39.8 mm over length 10.8 mm (from Z=0.0 to Z=57.7).
11. Finish turn diameter Ø31.1 mm over length 46.9 mm (from Z=0.0 to Z=46.9).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø76.3 mm and length at least 215.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.3 mm over length 16.8 mm (from Z=0.0 to Z=16.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø65.5 mm over length 54.2 mm (from Z=0.0 to Z=193.7).
10. Finish turn diameter Ø56.3 mm over length 67.4 mm (from Z=0.0 to Z=139.5).
11. Finish turn diameter Ø50.7 mm over length 10.1 mm (from Z=0.0 to Z=72.1).
12. Finish turn diameter Ø40.9 mm over length 15.2 mm (from Z=0.0 to Z=62.0).
13. Finish turn diameter Ø30.5 mm over length 46.8 mm (from Z=0.0 to Z=46.8).
14. Break all edges (e.g., 2×45° where applicable).
15. 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 Ø76.1 mm and length at least 72.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.1 mm over length 25.7 mm (from Z=0.0 to Z=25.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.1 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 Ø67.5 mm over length 14.8 mm (from Z=0.0 to Z=41.4).
9. Finish turn diameter Ø52.3 mm over length 12.5 mm (from Z=0.0 to Z=26.6).
10. Finish turn diameter Ø48.5 mm over length 14.1 mm (from Z=0.0 to Z=14.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø63.1 mm and length at least 73.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.1 mm over length 29.7 mm (from Z=0.0 to Z=29.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.1 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 Ø49.4 mm over length 8.1 mm (from Z=0.0 to Z=38.3).
9. Finish turn diameter Ø42.5 mm over length 5.0 mm (from Z=0.0 to Z=30.2).
10. Finish turn diameter Ø32.0 mm over length 25.2 mm (from Z=0.0 to Z=25.2).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø57.8 mm and length at least 99.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.8 mm over length 21.4 mm (from Z=0.0 to Z=21.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.8 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 Ø51.9 mm over length 17.7 mm (from Z=0.0 to Z=73.3).
9. Finish turn diameter Ø36.8 mm over length 46.7 mm (from Z=0.0 to Z=55.6).
10. Finish turn diameter Ø30.4 mm over length 8.9 mm (from Z=0.0 to Z=8.9).
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 Ø65.8 mm and length at least 114.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.8 mm over length 48.3 mm (from Z=0.0 to Z=48.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø54.7 mm over length 40.9 mm (from Z=0.0 to Z=61.2).
9. Finish turn diameter Ø37.0 mm over length 20.3 mm (from Z=0.0 to Z=20.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø34.7 mm and length at least 249.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.7 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 Ø32.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 187.6 mm (from Z=0.0 to Z=187.6).
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 Ø75.5 mm and length at least 175.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.5 mm over length 10.1 mm (from Z=0.0 to Z=10.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø60.9 mm over length 30.4 mm (from Z=0.0 to Z=160.2).
9. Finish turn diameter Ø51.3 mm over length 74.1 mm (from Z=0.0 to Z=129.8).
10. Finish turn diameter Ø41.1 mm over length 55.7 mm (from Z=0.0 to Z=55.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø78.2 mm and length at least 268.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.2 mm over length 36.2 mm (from Z=0.0 to Z=36.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.2 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 Ø62.1 mm over length 26.1 mm (from Z=0.0 to Z=227.1).
10. Finish turn diameter Ø57.0 mm over length 69.0 mm (from Z=0.0 to Z=201.0).
11. Finish turn diameter Ø51.6 mm over length 19.9 mm (from Z=0.0 to Z=132.0).
12. Finish turn diameter Ø35.0 mm over length 84.6 mm (from Z=0.0 to Z=112.1).
13. Finish turn diameter Ø30.0 mm over length 27.5 mm (from Z=0.0 to Z=27.5).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø73.0 mm and length at least 272.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.0 mm over length 178.8 mm (from Z=0.0 to Z=178.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.9 mm over length 67.1 mm (from Z=0.0 to Z=88.7).
10. Finish turn diameter Ø34.9 mm over length 21.6 mm (from Z=0.0 to Z=21.6).
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 steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 283.0 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 185.3 mm (from Z=0.0 to Z=185.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø26.5 mm over length 92.7 mm (from Z=0.0 to Z=92.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø53.2 mm and length at least 205.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.2 mm over length 24.4 mm (from Z=0.0 to Z=24.4).
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. 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 Ø32.1 mm over length 11.5 mm (from Z=0.0 to Z=175.6).
10. Finish turn diameter Ø30.0 mm over length 164.1 mm (from Z=0.0 to Z=164.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 242.6 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 183.0 mm (from Z=0.0 to Z=183.0).
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 Ø21.5 mm over length 54.6 mm (from Z=0.0 to Z=54.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø62.7 mm and length at least 203.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.7 mm over length 14.5 mm (from Z=0.0 to Z=14.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.7 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 Ø53.2 mm over length 35.5 mm (from Z=0.0 to Z=184.2).
10. Finish turn diameter Ø39.2 mm over length 15.4 mm (from Z=0.0 to Z=148.7).
11. Finish turn diameter Ø30.0 mm over length 133.3 mm (from Z=0.0 to Z=133.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø66.9 mm and length at least 162.1 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 17.5 mm (from Z=0.0 to Z=17.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø56.7 mm over length 32.7 mm (from Z=0.0 to Z=139.6).
9. Finish turn diameter Ø52.4 mm over length 38.7 mm (from Z=0.0 to Z=106.9).
10. Finish turn diameter Ø41.5 mm over length 52.9 mm (from Z=0.0 to Z=68.2).
11. Finish turn diameter Ø30.0 mm over length 15.3 mm (from Z=0.0 to Z=15.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.