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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø61.5 mm and length at least 132.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.5 mm over length 40.8 mm (from Z=0.0 to Z=40.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø44.2 mm over length 14.3 mm (from Z=0.0 to Z=86.8).
9. Finish turn diameter Ø33.4 mm over length 40.9 mm (from Z=0.0 to Z=72.5).
10. Finish turn diameter Ø30.0 mm over length 31.6 mm (from Z=0.0 to Z=31.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 182.9 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 157.6 mm (from Z=0.0 to Z=157.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø23.5 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 16MnCr5) with diameter at least Ø36.9 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 Ø34.9 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 Ø34.9 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 Ø30.0 mm over length 73.2 mm (from Z=0.0 to Z=73.2).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø48.3 mm and length at least 69.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.3 mm over length 33.0 mm (from Z=0.0 to Z=33.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø41.1 mm over length 11.6 mm (from Z=0.0 to Z=31.2).
9. Finish turn diameter Ø35.7 mm over length 5.0 mm (from Z=0.0 to Z=19.6).
10. Finish turn diameter Ø30.0 mm over length 14.6 mm (from Z=0.0 to Z=14.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø62.9 mm and length at least 242.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.9 mm over length 44.7 mm (from Z=0.0 to Z=44.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.9 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 Ø50.6 mm over length 86.6 mm (from Z=0.0 to Z=192.7).
10. Finish turn diameter Ø37.6 mm over length 19.1 mm (from Z=0.0 to Z=106.1).
11. Finish turn diameter Ø31.6 mm over length 87.0 mm (from Z=0.0 to Z=87.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø69.3 mm and length at least 107.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.3 mm over length 37.7 mm (from Z=0.0 to Z=37.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.3 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 Ø61.5 mm over length 34.7 mm (from Z=0.0 to Z=64.3).
9. Finish turn diameter Ø54.0 mm over length 5.6 mm (from Z=0.0 to Z=29.6).
10. Finish turn diameter Ø47.6 mm over length 24.0 mm (from Z=0.0 to Z=24.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø47.0 mm and length at least 74.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.0 mm over length 7.0 mm (from Z=0.0 to Z=7.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø36.1 mm over length 9.0 mm (from Z=0.0 to Z=62.4).
9. Finish turn diameter Ø30.0 mm over length 53.4 mm (from Z=0.0 to Z=53.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø37.0 mm and length at least 81.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.0 mm over length 28.0 mm (from Z=0.0 to Z=28.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 48.8 mm (from Z=0.0 to Z=48.8).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø35.2 mm and length at least 312.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.2 mm over length 61.3 mm (from Z=0.0 to Z=61.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 245.8 mm (from Z=0.0 to Z=245.8).
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 C45) with diameter at least Ø49.2 mm and length at least 73.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.2 mm over length 27.0 mm (from Z=0.0 to Z=27.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 41.9 mm (from Z=0.0 to Z=41.9).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø62.4 mm and length at least 204.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.4 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø53.6 mm over length 42.6 mm (from Z=0.0 to Z=179.9).
10. Finish turn diameter Ø35.4 mm over length 43.8 mm (from Z=0.0 to Z=137.3).
11. Finish turn diameter Ø30.0 mm over length 93.5 mm (from Z=0.0 to Z=93.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø63.2 mm and length at least 89.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.2 mm over length 25.0 mm (from Z=0.0 to Z=25.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø52.9 mm over length 15.5 mm (from Z=0.0 to Z=59.3).
9. Finish turn diameter Ø42.9 mm over length 20.2 mm (from Z=0.0 to Z=43.8).
10. Finish turn diameter Ø30.3 mm over length 5.0 mm (from Z=0.0 to Z=23.6).
11. Finish turn diameter Ø30.0 mm over length 18.6 mm (from Z=0.0 to Z=18.6).
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 Ø72.4 mm and length at least 233.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.4 mm over length 26.3 mm (from Z=0.0 to Z=26.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø64.9 mm over length 96.5 mm (from Z=0.0 to Z=202.0).
10. Finish turn diameter Ø53.4 mm over length 68.8 mm (from Z=0.0 to Z=105.5).
11. Finish turn diameter Ø39.6 mm over length 36.7 mm (from Z=0.0 to Z=36.7).
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 Ø65.5 mm and length at least 210.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.5 mm over length 78.5 mm (from Z=0.0 to Z=78.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.5 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 Ø48.6 mm over length 48.2 mm (from Z=0.0 to Z=127.4).
10. Finish turn diameter Ø40.6 mm over length 48.6 mm (from Z=0.0 to Z=79.2).
11. Finish turn diameter Ø30.0 mm over length 30.6 mm (from Z=0.0 to Z=30.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 97.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 63.2 mm (from Z=0.0 to Z=63.2).
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 Ø27.7 mm over length 29.3 mm (from Z=0.0 to Z=29.3).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø70.4 mm and length at least 132.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.4 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 Ø68.4 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 Ø50.9 mm over length 19.3 mm (from Z=0.0 to Z=103.3).
9. Finish turn diameter Ø32.6 mm over length 25.7 mm (from Z=0.0 to Z=84.0).
10. Finish turn diameter Ø30.0 mm over length 58.3 mm (from Z=0.0 to Z=58.3).
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 Ø76.5 mm and length at least 292.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.5 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 Ø74.5 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 Ø56.6 mm over length 87.8 mm (from Z=0.0 to Z=242.1).
10. Finish turn diameter Ø50.5 mm over length 59.2 mm (from Z=0.0 to Z=154.3).
11. Finish turn diameter Ø47.4 mm over length 52.6 mm (from Z=0.0 to Z=95.1).
12. Finish turn diameter Ø33.2 mm over length 42.5 mm (from Z=0.0 to Z=42.5).
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 42CrMo4) with diameter at least Ø72.2 mm and length at least 128.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.2 mm over length 25.6 mm (from Z=0.0 to Z=25.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.2 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 Ø66.2 mm over length 20.5 mm (from Z=0.0 to Z=97.6).
9. Finish turn diameter Ø59.8 mm over length 26.3 mm (from Z=0.0 to Z=77.1).
10. Finish turn diameter Ø41.7 mm over length 31.4 mm (from Z=0.0 to Z=50.8).
11. Finish turn diameter Ø36.5 mm over length 19.4 mm (from Z=0.0 to Z=19.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø33.9 mm and length at least 169.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.9 mm over length 77.6 mm (from Z=0.0 to Z=77.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.9 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 Ø30.0 mm over length 87.2 mm (from Z=0.0 to Z=87.2).
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 C45) with diameter at least Ø55.2 mm and length at least 265.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.2 mm over length 70.7 mm (from Z=0.0 to Z=70.7).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø45.7 mm over length 63.6 mm (from Z=0.0 to Z=189.9).
10. Finish turn diameter Ø33.3 mm over length 37.1 mm (from Z=0.0 to Z=126.3).
11. Finish turn diameter Ø30.0 mm over length 89.2 mm (from Z=0.0 to Z=89.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø71.0 mm and length at least 257.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.0 mm over length 55.5 mm (from Z=0.0 to Z=55.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø54.3 mm over length 15.7 mm (from Z=0.0 to Z=197.1).
10. Finish turn diameter Ø46.0 mm over length 75.7 mm (from Z=0.0 to Z=181.4).
11. Finish turn diameter Ø30.4 mm over length 105.7 mm (from Z=0.0 to Z=105.7).
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 Ø62.6 mm and length at least 189.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.6 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 Ø60.6 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 Ø43.2 mm over length 121.4 mm (from Z=0.0 to Z=138.5).
9. Finish turn diameter Ø30.0 mm over length 17.1 mm (from Z=0.0 to Z=17.1).
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 Ø65.8 mm and length at least 319.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.8 mm over length 9.0 mm (from Z=0.0 to Z=9.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø46.1 mm over length 54.9 mm (from Z=0.0 to Z=305.2).
10. Finish turn diameter Ø30.0 mm over length 250.3 mm (from Z=0.0 to Z=250.3).
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 42CrMo4) with diameter at least Ø34.6 mm and length at least 276.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.6 mm over length 77.0 mm (from Z=0.0 to Z=77.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 194.3 mm (from Z=0.0 to Z=194.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø47.1 mm and length at least 142.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.1 mm over length 31.7 mm (from Z=0.0 to Z=31.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.1 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 Ø33.4 mm over length 40.0 mm (from Z=0.0 to Z=105.4).
9. Finish turn diameter Ø30.0 mm over length 65.4 mm (from Z=0.0 to Z=65.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 196.7 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 147.8 mm (from Z=0.0 to Z=147.8).
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 Ø29.6 mm over length 43.9 mm (from Z=0.0 to Z=43.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø51.2 mm and length at least 322.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.2 mm over length 86.7 mm (from Z=0.0 to Z=86.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø43.5 mm over length 70.8 mm (from Z=0.0 to Z=230.7).
10. Finish turn diameter Ø30.0 mm over length 159.9 mm (from Z=0.0 to Z=159.9).
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 Ø76.4 mm and length at least 97.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.4 mm over length 16.5 mm (from Z=0.0 to Z=16.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.4 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø56.6 mm over length 10.5 mm (from Z=0.0 to Z=76.3).
9. Finish turn diameter Ø48.8 mm over length 20.4 mm (from Z=0.0 to Z=65.8).
10. Finish turn diameter Ø43.6 mm over length 20.3 mm (from Z=0.0 to Z=45.4).
11. Finish turn diameter Ø38.2 mm over length 10.1 mm (from Z=0.0 to Z=25.1).
12. Finish turn diameter Ø31.3 mm over length 15.0 mm (from Z=0.0 to Z=15.0).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 273.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 207.1 mm (from Z=0.0 to Z=207.1).
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 Ø27.5 mm over length 61.0 mm (from Z=0.0 to Z=61.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø44.3 mm and length at least 118.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.3 mm over length 29.6 mm (from Z=0.0 to Z=29.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø31.0 mm over length 5.0 mm (from Z=0.0 to Z=83.8).
9. Finish turn diameter Ø30.0 mm over length 78.8 mm (from Z=0.0 to Z=78.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø57.8 mm and length at least 172.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.8 mm over length 58.3 mm (from Z=0.0 to Z=58.3).
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 Ø51.0 mm over length 56.0 mm (from Z=0.0 to Z=109.6).
9. Finish turn diameter Ø41.1 mm over length 53.6 mm (from Z=0.0 to Z=53.6).
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 Ø53.4 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 Ø51.4 mm over length 36.1 mm (from Z=0.0 to Z=36.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.4 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 Ø44.9 mm over length 11.8 mm (from Z=0.0 to Z=85.9).
9. Finish turn diameter Ø30.0 mm over length 74.1 mm (from Z=0.0 to Z=74.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø69.8 mm and length at least 87.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.8 mm over length 35.1 mm (from Z=0.0 to Z=35.1).
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 Ø48.2 mm over length 16.8 mm (from Z=0.0 to Z=47.3).
9. Finish turn diameter Ø34.7 mm over length 30.5 mm (from Z=0.0 to Z=30.5).
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 stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 81.3 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 76.3 mm (from Z=0.0 to Z=76.3).
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. Break all edges (e.g., 2×45° where applicable).
8. 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 Ø69.7 mm and length at least 181.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.7 mm over length 34.0 mm (from Z=0.0 to Z=34.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø60.4 mm over length 35.0 mm (from Z=0.0 to Z=142.9).
9. Finish turn diameter Ø56.5 mm over length 33.1 mm (from Z=0.0 to Z=107.9).
10. Finish turn diameter Ø41.1 mm over length 15.9 mm (from Z=0.0 to Z=74.8).
11. Finish turn diameter Ø32.2 mm over length 34.4 mm (from Z=0.0 to Z=58.9).
12. Finish turn diameter Ø30.0 mm over length 24.5 mm (from Z=0.0 to Z=24.5).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø34.6 mm and length at least 180.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.6 mm over length 15.9 mm (from Z=0.0 to Z=15.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 159.7 mm (from Z=0.0 to Z=159.7).
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 Ø55.4 mm and length at least 125.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.4 mm over length 38.7 mm (from Z=0.0 to Z=38.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.4 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 Ø42.0 mm over length 13.7 mm (from Z=0.0 to Z=81.7).
9. Finish turn diameter Ø30.0 mm over length 68.0 mm (from Z=0.0 to Z=68.0).
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 Ø32.9 mm and length at least 239.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.9 mm over length 27.4 mm (from Z=0.0 to Z=27.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.9 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 206.7 mm (from Z=0.0 to Z=206.7).
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 Ø81.2 mm and length at least 244.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.2 mm over length 55.1 mm (from Z=0.0 to Z=55.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.2 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 Ø73.0 mm over length 30.9 mm (from Z=0.0 to Z=184.4).
10. Finish turn diameter Ø55.0 mm over length 57.6 mm (from Z=0.0 to Z=153.5).
11. Finish turn diameter Ø45.0 mm over length 65.6 mm (from Z=0.0 to Z=95.9).
12. Finish turn diameter Ø41.1 mm over length 30.3 mm (from Z=0.0 to Z=30.3).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø33.6 mm and length at least 195.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.6 mm over length 30.7 mm (from Z=0.0 to Z=30.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 159.5 mm (from Z=0.0 to Z=159.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø73.0 mm and length at least 199.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.0 mm over length 30.1 mm (from Z=0.0 to Z=30.1).
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 Ø55.7 mm over length 40.6 mm (from Z=0.0 to Z=164.6).
10. Finish turn diameter Ø51.3 mm over length 35.1 mm (from Z=0.0 to Z=124.0).
11. Finish turn diameter Ø31.7 mm over length 19.5 mm (from Z=0.0 to Z=88.9).
12. Finish turn diameter Ø30.0 mm over length 69.4 mm (from Z=0.0 to Z=69.4).
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 Ø64.5 mm and length at least 261.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.5 mm over length 106.3 mm (from Z=0.0 to Z=106.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.5 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 Ø51.3 mm over length 44.7 mm (from Z=0.0 to Z=150.4).
10. Finish turn diameter Ø40.0 mm over length 105.7 mm (from Z=0.0 to Z=105.7).
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 Ø64.3 mm and length at least 151.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.3 mm over length 66.8 mm (from Z=0.0 to Z=66.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.3 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 Ø56.0 mm over length 57.1 mm (from Z=0.0 to Z=79.2).
9. Finish turn diameter Ø36.3 mm over length 22.1 mm (from Z=0.0 to Z=22.1).
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 C45) with diameter at least Ø35.1 mm and length at least 314.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.1 mm over length 134.0 mm (from Z=0.0 to Z=134.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 175.5 mm (from Z=0.0 to Z=175.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø43.2 mm and length at least 92.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.2 mm over length 20.5 mm (from Z=0.0 to Z=20.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.2 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 Ø36.2 mm over length 21.6 mm (from Z=0.0 to Z=66.5).
9. Finish turn diameter Ø30.0 mm over length 44.9 mm (from Z=0.0 to Z=44.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø35.9 mm and length at least 277.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.9 mm over length 186.8 mm (from Z=0.0 to Z=186.8).
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 85.4 mm (from Z=0.0 to Z=85.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø75.7 mm and length at least 77.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.7 mm over length 10.4 mm (from Z=0.0 to Z=10.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.7 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 Ø56.5 mm over length 19.6 mm (from Z=0.0 to Z=61.8).
9. Finish turn diameter Ø47.4 mm over length 26.1 mm (from Z=0.0 to Z=42.2).
10. Finish turn diameter Ø30.0 mm over length 16.1 mm (from Z=0.0 to Z=16.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø52.5 mm and length at least 225.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.5 mm over length 83.5 mm (from Z=0.0 to Z=83.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø39.2 mm over length 56.1 mm (from Z=0.0 to Z=136.8).
10. Finish turn diameter Ø30.0 mm over length 80.7 mm (from Z=0.0 to Z=80.7).
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 Ø71.5 mm and length at least 317.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.5 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 Ø69.5 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 Ø61.0 mm over length 81.8 mm (from Z=0.0 to Z=185.8).
10. Finish turn diameter Ø47.4 mm over length 104.0 mm (from Z=0.0 to Z=104.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø69.0 mm and length at least 100.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.0 mm over length 7.2 mm (from Z=0.0 to Z=7.2).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø57.3 mm over length 25.3 mm (from Z=0.0 to Z=88.4).
9. Finish turn diameter Ø43.6 mm over length 32.7 mm (from Z=0.0 to Z=63.1).
10. Finish turn diameter Ø38.3 mm over length 13.9 mm (from Z=0.0 to Z=30.4).
11. Finish turn diameter Ø30.0 mm over length 16.5 mm (from Z=0.0 to Z=16.5).
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 Ø53.8 mm and length at least 99.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.8 mm over length 19.6 mm (from Z=0.0 to Z=19.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.8 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 Ø32.0 mm over length 23.4 mm (from Z=0.0 to Z=75.3).
9. Finish turn diameter Ø30.0 mm over length 51.9 mm (from Z=0.0 to Z=51.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø36.4 mm and length at least 276.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.4 mm over length 40.1 mm (from Z=0.0 to Z=40.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.4 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 231.3 mm (from Z=0.0 to Z=231.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø77.5 mm and length at least 296.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.5 mm over length 77.0 mm (from Z=0.0 to Z=77.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.5 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 Ø61.9 mm over length 24.2 mm (from Z=0.0 to Z=214.0).
10. Finish turn diameter Ø46.1 mm over length 63.9 mm (from Z=0.0 to Z=189.8).
11. Finish turn diameter Ø30.2 mm over length 63.1 mm (from Z=0.0 to Z=125.9).
12. Finish turn diameter Ø30.0 mm over length 62.8 mm (from Z=0.0 to Z=62.8).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø51.9 mm and length at least 90.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.9 mm over length 25.5 mm (from Z=0.0 to Z=25.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø37.4 mm over length 42.7 mm (from Z=0.0 to Z=59.7).
9. Finish turn diameter Ø30.0 mm over length 17.0 mm (from Z=0.0 to Z=17.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø42.5 mm and length at least 320.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.5 mm over length 133.3 mm (from Z=0.0 to Z=133.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.5 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 Ø32.3 mm over length 37.6 mm (from Z=0.0 to Z=182.6).
10. Finish turn diameter Ø30.0 mm over length 145.0 mm (from Z=0.0 to Z=145.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø38.4 mm and length at least 154.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.4 mm over length 13.6 mm (from Z=0.0 to Z=13.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.4 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 136.0 mm (from Z=0.0 to Z=136.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø35.7 mm and length at least 313.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.7 mm over length 103.8 mm (from Z=0.0 to Z=103.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.7 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 204.6 mm (from Z=0.0 to Z=204.6).
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 Ø59.8 mm and length at least 269.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.8 mm over length 72.3 mm (from Z=0.0 to Z=72.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø48.4 mm over length 58.2 mm (from Z=0.0 to Z=192.6).
10. Finish turn diameter Ø43.7 mm over length 69.7 mm (from Z=0.0 to Z=134.4).
11. Finish turn diameter Ø35.2 mm over length 13.1 mm (from Z=0.0 to Z=64.7).
12. Finish turn diameter Ø30.0 mm over length 51.6 mm (from Z=0.0 to Z=51.6).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø58.5 mm and length at least 153.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.5 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 Ø56.5 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 Ø39.9 mm over length 36.0 mm (from Z=0.0 to Z=113.9).
9. Finish turn diameter Ø30.0 mm over length 77.9 mm (from Z=0.0 to Z=77.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø33.1 mm and length at least 298.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.1 mm over length 44.9 mm (from Z=0.0 to Z=44.9).
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. Center-drill the free end and support the bar with 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 248.5 mm (from Z=0.0 to Z=248.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 153.8 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 115.9 mm (from Z=0.0 to Z=115.9).
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 Ø29.0 mm over length 32.9 mm (from Z=0.0 to Z=32.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø33.4 mm and length at least 127.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.4 mm over length 75.2 mm (from Z=0.0 to Z=75.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.4 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 47.3 mm (from Z=0.0 to Z=47.3).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø35.4 mm and length at least 196.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.4 mm over length 66.9 mm (from Z=0.0 to Z=66.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 125.0 mm (from Z=0.0 to Z=125.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø44.7 mm and length at least 154.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.7 mm over length 14.7 mm (from Z=0.0 to Z=14.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.7 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 134.8 mm (from Z=0.0 to Z=134.8).
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 C45) with diameter at least Ø76.4 mm and length at least 102.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.4 mm over length 20.7 mm (from Z=0.0 to Z=20.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.4 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 Ø55.7 mm over length 52.4 mm (from Z=0.0 to Z=77.1).
9. Finish turn diameter Ø49.7 mm over length 9.2 mm (from Z=0.0 to Z=24.7).
10. Finish turn diameter Ø30.8 mm over length 15.5 mm (from Z=0.0 to Z=15.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø54.5 mm and length at least 311.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.5 mm over length 51.6 mm (from Z=0.0 to Z=51.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.5 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 Ø47.3 mm over length 40.7 mm (from Z=0.0 to Z=254.4).
10. Finish turn diameter Ø39.8 mm over length 49.3 mm (from Z=0.0 to Z=213.7).
11. Finish turn diameter Ø30.4 mm over length 39.6 mm (from Z=0.0 to Z=164.4).
12. Finish turn diameter Ø30.0 mm over length 124.8 mm (from Z=0.0 to Z=124.8).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø70.1 mm and length at least 79.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.1 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 Ø68.1 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 Ø54.7 mm over length 5.5 mm (from Z=0.0 to Z=59.3).
9. Finish turn diameter Ø38.3 mm over length 11.7 mm (from Z=0.0 to Z=53.8).
10. Finish turn diameter Ø30.0 mm over length 42.1 mm (from Z=0.0 to Z=42.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 232.4 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 212.5 mm (from Z=0.0 to Z=212.5).
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 Ø22.5 mm over length 14.9 mm (from Z=0.0 to Z=14.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø39.7 mm and length at least 189.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.7 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 Ø37.7 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 150.1 mm (from Z=0.0 to Z=150.1).
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 Ø80.9 mm and length at least 320.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.9 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 Ø78.9 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 Ø62.6 mm over length 39.1 mm (from Z=0.0 to Z=268.1).
10. Finish turn diameter Ø57.9 mm over length 229.0 mm (from Z=0.0 to Z=229.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø74.9 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 Ø72.9 mm over length 11.9 mm (from Z=0.0 to Z=11.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø53.8 mm over length 10.8 mm (from Z=0.0 to Z=55.2).
9. Finish turn diameter Ø38.0 mm over length 11.4 mm (from Z=0.0 to Z=44.4).
10. Finish turn diameter Ø30.0 mm over length 33.0 mm (from Z=0.0 to Z=33.0).
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 Ø77.8 mm and length at least 187.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.8 mm over length 36.1 mm (from Z=0.0 to Z=36.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø69.5 mm over length 49.0 mm (from Z=0.0 to Z=146.0).
9. Finish turn diameter Ø65.1 mm over length 17.8 mm (from Z=0.0 to Z=97.0).
10. Finish turn diameter Ø57.6 mm over length 54.6 mm (from Z=0.0 to Z=79.2).
11. Finish turn diameter Ø41.3 mm over length 7.7 mm (from Z=0.0 to Z=24.6).
12. Finish turn diameter Ø36.5 mm over length 16.9 mm (from Z=0.0 to Z=16.9).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø72.3 mm and length at least 136.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.3 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 Ø70.3 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 Ø60.8 mm over length 27.2 mm (from Z=0.0 to Z=112.1).
9. Finish turn diameter Ø43.0 mm over length 6.4 mm (from Z=0.0 to Z=84.9).
10. Finish turn diameter Ø30.0 mm over length 78.5 mm (from Z=0.0 to Z=78.5).
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 stainless steel round bar (material 1.4301) with diameter at least Ø81.7 mm and length at least 158.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.7 mm over length 39.9 mm (from Z=0.0 to Z=39.9).
5. Mount the bar in a three-jaw chuck by the holding diameter 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 Ø60.2 mm over length 5.7 mm (from Z=0.0 to Z=114.0).
9. Finish turn diameter Ø41.2 mm over length 25.2 mm (from Z=0.0 to Z=108.3).
10. Finish turn diameter Ø30.0 mm over length 83.1 mm (from Z=0.0 to Z=83.1).
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 Ø51.4 mm and length at least 286.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.4 mm over length 34.4 mm (from Z=0.0 to Z=34.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.4 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 Ø30.1 mm over length 37.4 mm (from Z=0.0 to Z=246.7).
10. Finish turn diameter Ø30.0 mm over length 209.3 mm (from Z=0.0 to Z=209.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø41.5 mm and length at least 285.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.5 mm over length 28.9 mm (from Z=0.0 to Z=28.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.5 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 251.3 mm (from Z=0.0 to Z=251.3).
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 Ø68.4 mm and length at least 90.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.4 mm over length 32.2 mm (from Z=0.0 to Z=32.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.4 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 Ø55.7 mm over length 21.6 mm (from Z=0.0 to Z=53.0).
9. Finish turn diameter Ø39.5 mm over length 31.4 mm (from Z=0.0 to Z=31.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø61.1 mm and length at least 276.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.1 mm over length 41.2 mm (from Z=0.0 to Z=41.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.1 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 Ø41.3 mm over length 78.0 mm (from Z=0.0 to Z=230.7).
10. Finish turn diameter Ø30.5 mm over length 110.4 mm (from Z=0.0 to Z=152.7).
11. Finish turn diameter Ø30.0 mm over length 42.3 mm (from Z=0.0 to Z=42.3).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø81.5 mm and length at least 188.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.5 mm over length 12.8 mm (from Z=0.0 to Z=12.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.5 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 Ø73.7 mm over length 31.2 mm (from Z=0.0 to Z=170.8).
9. Finish turn diameter Ø66.3 mm over length 31.4 mm (from Z=0.0 to Z=139.6).
10. Finish turn diameter Ø62.7 mm over length 108.2 mm (from Z=0.0 to Z=108.2).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø68.6 mm and length at least 175.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.6 mm over length 68.4 mm (from Z=0.0 to Z=68.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø56.4 mm over length 61.5 mm (from Z=0.0 to Z=102.3).
9. Finish turn diameter Ø42.9 mm over length 40.8 mm (from Z=0.0 to Z=40.8).
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 Ø36.0 mm and length at least 134.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.0 mm over length 45.4 mm (from Z=0.0 to Z=45.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 84.2 mm (from Z=0.0 to Z=84.2).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø35.4 mm and length at least 113.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.4 mm over length 15.1 mm (from Z=0.0 to Z=15.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.4 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 93.2 mm (from Z=0.0 to Z=93.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø76.5 mm and length at least 227.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.5 mm over length 54.0 mm (from Z=0.0 to Z=54.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø60.0 mm over length 41.8 mm (from Z=0.0 to Z=168.8).
10. Finish turn diameter Ø42.9 mm over length 54.1 mm (from Z=0.0 to Z=127.0).
11. Finish turn diameter Ø39.2 mm over length 72.9 mm (from Z=0.0 to Z=72.9).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø74.2 mm and length at least 283.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.2 mm over length 63.3 mm (from Z=0.0 to Z=63.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø58.7 mm over length 151.7 mm (from Z=0.0 to Z=214.8).
10. Finish turn diameter Ø48.2 mm over length 63.1 mm (from Z=0.0 to Z=63.1).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø57.0 mm and length at least 151.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.0 mm over length 31.2 mm (from Z=0.0 to Z=31.2).
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 Ø49.7 mm over length 7.3 mm (from Z=0.0 to Z=114.8).
9. Finish turn diameter Ø37.4 mm over length 45.5 mm (from Z=0.0 to Z=107.5).
10. Finish turn diameter Ø30.0 mm over length 62.0 mm (from Z=0.0 to Z=62.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø57.3 mm and length at least 201.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.3 mm over length 104.5 mm (from Z=0.0 to Z=104.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø48.3 mm over length 38.8 mm (from Z=0.0 to Z=92.2).
10. Finish turn diameter Ø43.4 mm over length 53.4 mm (from Z=0.0 to Z=53.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø68.1 mm and length at least 175.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.1 mm over length 49.2 mm (from Z=0.0 to Z=49.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø50.0 mm over length 33.6 mm (from Z=0.0 to Z=121.6).
9. Finish turn diameter Ø37.9 mm over length 41.8 mm (from Z=0.0 to Z=88.0).
10. Finish turn diameter Ø30.0 mm over length 46.2 mm (from Z=0.0 to Z=46.2).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø65.7 mm and length at least 141.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.7 mm over length 41.8 mm (from Z=0.0 to Z=41.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø56.6 mm over length 28.2 mm (from Z=0.0 to Z=94.2).
9. Finish turn diameter Ø51.2 mm over length 37.1 mm (from Z=0.0 to Z=66.0).
10. Finish turn diameter Ø40.3 mm over length 19.5 mm (from Z=0.0 to Z=28.9).
11. Finish turn diameter Ø34.9 mm over length 9.4 mm (from Z=0.0 to Z=9.4).
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 Ø77.1 mm and length at least 224.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.1 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 Ø75.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø68.9 mm over length 19.6 mm (from Z=0.0 to Z=147.6).
10. Finish turn diameter Ø64.9 mm over length 17.9 mm (from Z=0.0 to Z=128.0).
11. Finish turn diameter Ø55.6 mm over length 46.2 mm (from Z=0.0 to Z=110.1).
12. Finish turn diameter Ø36.8 mm over length 63.9 mm (from Z=0.0 to Z=63.9).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø35.9 mm and length at least 90.9 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 14.0 mm (from Z=0.0 to Z=14.0).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 71.9 mm (from Z=0.0 to Z=71.9).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø45.5 mm and length at least 286.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.5 mm over length 40.8 mm (from Z=0.0 to Z=40.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.5 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 240.7 mm (from Z=0.0 to Z=240.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø73.2 mm and length at least 224.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.2 mm over length 19.6 mm (from Z=0.0 to Z=19.6).
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 Ø65.2 mm over length 57.4 mm (from Z=0.0 to Z=200.1).
10. Finish turn diameter Ø46.0 mm over length 53.6 mm (from Z=0.0 to Z=142.7).
11. Finish turn diameter Ø30.0 mm over length 89.1 mm (from Z=0.0 to Z=89.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø54.8 mm and length at least 147.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.8 mm over length 27.3 mm (from Z=0.0 to Z=27.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.8 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 Ø43.5 mm over length 25.0 mm (from Z=0.0 to Z=115.6).
9. Finish turn diameter Ø33.3 mm over length 31.5 mm (from Z=0.0 to Z=90.6).
10. Finish turn diameter Ø30.0 mm over length 59.1 mm (from Z=0.0 to Z=59.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø75.0 mm and length at least 304.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.0 mm over length 54.7 mm (from Z=0.0 to Z=54.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø63.5 mm over length 52.3 mm (from Z=0.0 to Z=244.9).
10. Finish turn diameter Ø45.1 mm over length 35.4 mm (from Z=0.0 to Z=192.6).
11. Finish turn diameter Ø37.4 mm over length 84.3 mm (from Z=0.0 to Z=157.2).
12. Finish turn diameter Ø30.0 mm over length 72.9 mm (from Z=0.0 to Z=72.9).
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 42CrMo4) with diameter at least Ø49.1 mm and length at least 300.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.1 mm over length 43.2 mm (from Z=0.0 to Z=43.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.1 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 Ø35.0 mm over length 118.7 mm (from Z=0.0 to Z=252.5).
10. Finish turn diameter Ø30.0 mm over length 133.8 mm (from Z=0.0 to Z=133.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø36.6 mm and length at least 82.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.6 mm over length 19.9 mm (from Z=0.0 to Z=19.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 58.0 mm (from Z=0.0 to Z=58.0).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø78.6 mm and length at least 144.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.6 mm over length 23.4 mm (from Z=0.0 to Z=23.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.6 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 Ø68.4 mm over length 30.9 mm (from Z=0.0 to Z=115.7).
9. Finish turn diameter Ø61.1 mm over length 24.6 mm (from Z=0.0 to Z=84.8).
10. Finish turn diameter Ø43.5 mm over length 19.0 mm (from Z=0.0 to Z=60.2).
11. Finish turn diameter Ø30.0 mm over length 41.2 mm (from Z=0.0 to Z=41.2).
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 Ø42.5 mm and length at least 295.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.5 mm over length 41.2 mm (from Z=0.0 to Z=41.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.5 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 Ø37.0 mm over length 60.0 mm (from Z=0.0 to Z=249.3).
10. Finish turn diameter Ø33.8 mm over length 47.9 mm (from Z=0.0 to Z=189.3).
11. Finish turn diameter Ø30.0 mm over length 141.4 mm (from Z=0.0 to Z=141.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 292.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 211.3 mm (from Z=0.0 to Z=211.3).
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 Ø24.9 mm over length 76.2 mm (from Z=0.0 to Z=76.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø43.4 mm and length at least 286.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.4 mm over length 73.3 mm (from Z=0.0 to Z=73.3).
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 207.9 mm (from Z=0.0 to Z=207.9).
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 42CrMo4) with diameter at least Ø62.2 mm and length at least 115.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.2 mm over length 23.6 mm (from Z=0.0 to Z=23.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.2 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 Ø52.9 mm over length 24.1 mm (from Z=0.0 to Z=86.5).
9. Finish turn diameter Ø41.7 mm over length 17.4 mm (from Z=0.0 to Z=62.4).
10. Finish turn diameter Ø34.5 mm over length 18.3 mm (from Z=0.0 to Z=45.0).
11. Finish turn diameter Ø30.0 mm over length 26.7 mm (from Z=0.0 to Z=26.7).
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 Ø66.1 mm and length at least 265.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.1 mm over length 53.8 mm (from Z=0.0 to Z=53.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.1 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 Ø55.8 mm over length 25.5 mm (from Z=0.0 to Z=207.0).
10. Finish turn diameter Ø41.7 mm over length 99.9 mm (from Z=0.0 to Z=181.5).
11. Finish turn diameter Ø34.0 mm over length 38.8 mm (from Z=0.0 to Z=81.6).
12. Finish turn diameter Ø30.0 mm over length 42.8 mm (from Z=0.0 to Z=42.8).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø69.0 mm and length at least 216.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.0 mm over length 41.5 mm (from Z=0.0 to Z=41.5).
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 Ø63.0 mm over length 42.6 mm (from Z=0.0 to Z=170.4).
10. Finish turn diameter Ø58.9 mm over length 34.4 mm (from Z=0.0 to Z=127.8).
11. Finish turn diameter Ø53.7 mm over length 18.4 mm (from Z=0.0 to Z=93.4).
12. Finish turn diameter Ø38.9 mm over length 36.3 mm (from Z=0.0 to Z=75.0).
13. Finish turn diameter Ø30.0 mm over length 38.7 mm (from Z=0.0 to Z=38.7).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø63.0 mm and length at least 75.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.0 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 Ø61.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø50.8 mm over length 14.1 mm (from Z=0.0 to Z=57.2).
9. Finish turn diameter Ø47.6 mm over length 11.5 mm (from Z=0.0 to Z=43.1).
10. Finish turn diameter Ø39.7 mm over length 15.6 mm (from Z=0.0 to Z=31.6).
11. Finish turn diameter Ø30.2 mm over length 16.0 mm (from Z=0.0 to Z=16.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø65.9 mm and length at least 183.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.9 mm over length 20.6 mm (from Z=0.0 to Z=20.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.9 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 Ø59.7 mm over length 60.1 mm (from Z=0.0 to Z=158.0).
9. Finish turn diameter Ø42.9 mm over length 23.0 mm (from Z=0.0 to Z=97.9).
10. Finish turn diameter Ø30.7 mm over length 36.9 mm (from Z=0.0 to Z=74.9).
11. Finish turn diameter Ø30.0 mm over length 38.0 mm (from Z=0.0 to Z=38.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø60.3 mm and length at least 126.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.3 mm over length 26.5 mm (from Z=0.0 to Z=26.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø47.5 mm over length 47.2 mm (from Z=0.0 to Z=94.9).
9. Finish turn diameter Ø30.3 mm over length 47.7 mm (from Z=0.0 to Z=47.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø54.0 mm and length at least 169.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.0 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 Ø52.0 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 Ø41.4 mm over length 50.2 mm (from Z=0.0 to Z=135.7).
9. Finish turn diameter Ø30.0 mm over length 85.5 mm (from Z=0.0 to Z=85.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø38.2 mm and length at least 98.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.2 mm over length 43.0 mm (from Z=0.0 to Z=43.0).
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. 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 50.7 mm (from Z=0.0 to Z=50.7).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.