[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 Ø37.7 mm and length at least 235.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.7 mm over length 21.9 mm (from Z=0.0 to Z=21.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 208.7 mm (from Z=0.0 to Z=208.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 317.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 199.0 mm (from Z=0.0 to Z=199.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø24.2 mm over length 113.6 mm (from Z=0.0 to Z=113.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 206.7 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 78.9 mm (from Z=0.0 to Z=78.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø28.2 mm over length 122.8 mm (from Z=0.0 to Z=122.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø55.6 mm and length at least 105.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.6 mm over length 36.0 mm (from Z=0.0 to Z=36.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø48.9 mm over length 7.5 mm (from Z=0.0 to Z=64.3).
9. Finish turn diameter Ø40.6 mm over length 20.1 mm (from Z=0.0 to Z=56.8).
10. Finish turn diameter Ø30.0 mm over length 36.7 mm (from Z=0.0 to Z=36.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø55.4 mm and length at least 226.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.4 mm over length 109.6 mm (from Z=0.0 to Z=109.6).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø42.8 mm over length 44.8 mm (from Z=0.0 to Z=111.4).
10. Finish turn diameter Ø32.8 mm over length 25.4 mm (from Z=0.0 to Z=66.6).
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 steel round bar (material 42CrMo4) with diameter at least Ø48.7 mm and length at least 157.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.7 mm over length 45.8 mm (from Z=0.0 to Z=45.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 107.1 mm (from Z=0.0 to Z=107.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø40.2 mm and length at least 217.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.2 mm over length 16.1 mm (from Z=0.0 to Z=16.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.7 mm over length 61.0 mm (from Z=0.0 to Z=196.5).
10. Finish turn diameter Ø30.0 mm over length 135.5 mm (from Z=0.0 to Z=135.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø33.8 mm and length at least 228.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.8 mm over length 22.4 mm (from Z=0.0 to Z=22.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 200.9 mm (from Z=0.0 to Z=200.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø53.6 mm and length at least 203.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.6 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 Ø51.6 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 Ø35.6 mm over length 40.0 mm (from Z=0.0 to Z=166.7).
10. Finish turn diameter Ø30.0 mm over length 126.7 mm (from Z=0.0 to Z=126.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø79.8 mm and length at least 166.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.8 mm over length 42.4 mm (from Z=0.0 to Z=42.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.8 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 Ø70.0 mm over length 14.1 mm (from Z=0.0 to Z=119.1).
9. Finish turn diameter Ø59.6 mm over length 44.7 mm (from Z=0.0 to Z=105.0).
10. Finish turn diameter Ø51.2 mm over length 60.3 mm (from Z=0.0 to Z=60.3).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø46.8 mm and length at least 86.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.8 mm over length 5.0 mm (from Z=0.0 to Z=5.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø32.9 mm over length 13.0 mm (from Z=0.0 to Z=76.6).
9. Finish turn diameter Ø30.0 mm over length 63.6 mm (from Z=0.0 to Z=63.6).
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 Ø54.1 mm and length at least 319.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.1 mm over length 56.3 mm (from Z=0.0 to Z=56.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø36.6 mm over length 100.4 mm (from Z=0.0 to Z=258.2).
10. Finish turn diameter Ø30.0 mm over length 157.8 mm (from Z=0.0 to Z=157.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø78.9 mm and length at least 187.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.9 mm over length 25.9 mm (from Z=0.0 to Z=25.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.6 mm over length 44.8 mm (from Z=0.0 to Z=156.8).
9. Finish turn diameter Ø44.5 mm over length 22.7 mm (from Z=0.0 to Z=112.0).
10. Finish turn diameter Ø35.1 mm over length 16.1 mm (from Z=0.0 to Z=89.3).
11. Finish turn diameter Ø30.5 mm over length 73.2 mm (from Z=0.0 to Z=73.2).
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 Ø50.9 mm and length at least 219.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.9 mm over length 71.1 mm (from Z=0.0 to Z=71.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 143.8 mm (from Z=0.0 to Z=143.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø81.1 mm and length at least 289.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.1 mm over length 100.5 mm (from Z=0.0 to Z=100.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø76.0 mm over length 55.7 mm (from Z=0.0 to Z=184.0).
10. Finish turn diameter Ø59.6 mm over length 74.2 mm (from Z=0.0 to Z=128.3).
11. Finish turn diameter Ø48.3 mm over length 54.1 mm (from Z=0.0 to Z=54.1).
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 Ø76.5 mm and length at least 133.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.5 mm over length 54.5 mm (from Z=0.0 to Z=54.5).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø66.6 mm over length 30.2 mm (from Z=0.0 to Z=74.1).
9. Finish turn diameter Ø50.4 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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø38.3 mm and length at least 75.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.3 mm over length 31.0 mm (from Z=0.0 to Z=31.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø32.5 mm over length 19.7 mm (from Z=0.0 to Z=39.6).
9. Finish turn diameter Ø30.0 mm over length 19.9 mm (from Z=0.0 to Z=19.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø35.8 mm and length at least 324.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.8 mm over length 103.3 mm (from Z=0.0 to Z=103.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 215.9 mm (from Z=0.0 to Z=215.9).
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 Ø71.3 mm and length at least 86.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.3 mm over length 37.6 mm (from Z=0.0 to Z=37.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.3 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 Ø54.0 mm over length 17.5 mm (from Z=0.0 to Z=44.0).
9. Finish turn diameter Ø35.0 mm over length 26.5 mm (from Z=0.0 to Z=26.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø68.1 mm and length at least 311.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.1 mm over length 79.7 mm (from Z=0.0 to Z=79.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.1 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 Ø56.2 mm over length 44.1 mm (from Z=0.0 to Z=227.2).
10. Finish turn diameter Ø47.9 mm over length 114.4 mm (from Z=0.0 to Z=183.1).
11. Finish turn diameter Ø31.8 mm over length 68.7 mm (from Z=0.0 to Z=68.7).
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 42CrMo4) with diameter at least Ø80.8 mm and length at least 198.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.8 mm over length 82.6 mm (from Z=0.0 to Z=82.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.8 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 Ø70.8 mm over length 65.7 mm (from Z=0.0 to Z=111.2).
10. Finish turn diameter Ø54.8 mm over length 32.0 mm (from Z=0.0 to Z=45.5).
11. Finish turn diameter Ø38.4 mm over length 13.5 mm (from Z=0.0 to Z=13.5).
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 Ø32.0 mm and length at least 312.8 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 179.1 mm (from Z=0.0 to Z=179.1).
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 Ø24.9 mm over length 128.7 mm (from Z=0.0 to Z=128.7).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 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 Ø30.0 mm over length 227.8 mm (from Z=0.0 to Z=227.8).
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 Ø28.9 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>
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 280.8 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 153.0 mm (from Z=0.0 to Z=153.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø28.3 mm over length 122.8 mm (from Z=0.0 to Z=122.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 153.1 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 113.6 mm (from Z=0.0 to Z=113.6).
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 Ø25.2 mm over length 34.5 mm (from Z=0.0 to Z=34.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø52.8 mm and length at least 127.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.8 mm over length 34.3 mm (from Z=0.0 to Z=34.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø31.1 mm over length 46.3 mm (from Z=0.0 to Z=88.0).
9. Finish turn diameter Ø30.0 mm over length 41.7 mm (from Z=0.0 to Z=41.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø55.6 mm and length at least 205.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.6 mm over length 38.6 mm (from Z=0.0 to Z=38.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø35.6 mm over length 15.5 mm (from Z=0.0 to Z=161.5).
10. Finish turn diameter Ø30.0 mm over length 146.0 mm (from Z=0.0 to Z=146.0).
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 Ø63.0 mm and length at least 286.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.0 mm over length 87.8 mm (from Z=0.0 to Z=87.8).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø46.4 mm over length 23.6 mm (from Z=0.0 to Z=193.9).
10. Finish turn diameter Ø30.0 mm over length 170.3 mm (from Z=0.0 to Z=170.3).
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 Ø81.2 mm and length at least 214.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.2 mm over length 47.3 mm (from Z=0.0 to Z=47.3).
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 Ø68.0 mm over length 46.5 mm (from Z=0.0 to Z=162.1).
10. Finish turn diameter Ø50.5 mm over length 31.6 mm (from Z=0.0 to Z=115.6).
11. Finish turn diameter Ø42.1 mm over length 26.6 mm (from Z=0.0 to Z=84.0).
12. Finish turn diameter Ø32.9 mm over length 20.6 mm (from Z=0.0 to Z=57.4).
13. Finish turn diameter Ø30.0 mm over length 36.8 mm (from Z=0.0 to Z=36.8).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø46.9 mm and length at least 189.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.9 mm over length 81.2 mm (from Z=0.0 to Z=81.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.6 mm over length 81.2 mm (from Z=0.0 to Z=103.2).
9. Finish turn diameter Ø30.0 mm over length 22.0 mm (from Z=0.0 to Z=22.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø59.5 mm and length at least 301.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.5 mm over length 93.1 mm (from Z=0.0 to Z=93.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø42.4 mm over length 20.4 mm (from Z=0.0 to Z=203.1).
10. Finish turn diameter Ø30.0 mm over length 182.7 mm (from Z=0.0 to Z=182.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø63.6 mm and length at least 168.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.6 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 Ø61.6 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 Ø52.9 mm over length 65.4 mm (from Z=0.0 to Z=128.4).
9. Finish turn diameter Ø41.3 mm over length 50.2 mm (from Z=0.0 to Z=63.0).
10. Finish turn diameter Ø30.0 mm over length 12.8 mm (from Z=0.0 to Z=12.8).
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 Ø32.0 mm and length at least 243.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 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 Ø26.9 mm over length 122.3 mm (from Z=0.0 to Z=122.3).
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 Ø48.8 mm and length at least 199.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.8 mm over length 51.0 mm (from Z=0.0 to Z=51.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø39.5 mm over length 45.5 mm (from Z=0.0 to Z=143.6).
10. Finish turn diameter Ø35.5 mm over length 27.2 mm (from Z=0.0 to Z=98.1).
11. Finish turn diameter Ø30.0 mm over length 70.9 mm (from Z=0.0 to Z=70.9).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø64.0 mm and length at least 218.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.0 mm over length 33.4 mm (from Z=0.0 to Z=33.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø56.8 mm over length 41.9 mm (from Z=0.0 to Z=179.7).
10. Finish turn diameter Ø36.9 mm over length 43.8 mm (from Z=0.0 to Z=137.8).
11. Finish turn diameter Ø33.4 mm over length 39.1 mm (from Z=0.0 to Z=94.0).
12. Finish turn diameter Ø30.0 mm over length 54.9 mm (from Z=0.0 to Z=54.9).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø39.6 mm and length at least 156.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.6 mm over length 44.0 mm (from Z=0.0 to Z=44.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 107.2 mm (from Z=0.0 to Z=107.2).
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 C45) with diameter at least Ø79.8 mm and length at least 116.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.8 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 Ø77.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.6 mm over length 23.8 mm (from Z=0.0 to Z=91.6).
9. Finish turn diameter Ø56.5 mm over length 25.3 mm (from Z=0.0 to Z=67.8).
10. Finish turn diameter Ø43.2 mm over length 29.7 mm (from Z=0.0 to Z=42.5).
11. Finish turn diameter Ø40.2 mm over length 12.8 mm (from Z=0.0 to Z=12.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø53.9 mm and length at least 317.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.9 mm over length 24.2 mm (from Z=0.0 to Z=24.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø36.9 mm over length 31.6 mm (from Z=0.0 to Z=288.5).
10. Finish turn diameter Ø30.0 mm over length 256.9 mm (from Z=0.0 to Z=256.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø63.8 mm and length at least 78.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.8 mm over length 19.8 mm (from Z=0.0 to Z=19.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø43.1 mm over length 12.7 mm (from Z=0.0 to Z=53.9).
9. Finish turn diameter Ø38.5 mm over length 12.4 mm (from Z=0.0 to Z=41.2).
10. Finish turn diameter Ø30.0 mm over length 28.8 mm (from Z=0.0 to Z=28.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø45.4 mm and length at least 316.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.4 mm over length 45.7 mm (from Z=0.0 to Z=45.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.4 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 Ø37.0 mm over length 95.0 mm (from Z=0.0 to Z=266.1).
10. Finish turn diameter Ø30.7 mm over length 49.5 mm (from Z=0.0 to Z=171.1).
11. Finish turn diameter Ø30.0 mm over length 121.6 mm (from Z=0.0 to Z=121.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø69.5 mm and length at least 310.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.5 mm over length 55.4 mm (from Z=0.0 to Z=55.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø62.2 mm over length 66.3 mm (from Z=0.0 to Z=250.0).
10. Finish turn diameter Ø47.7 mm over length 86.3 mm (from Z=0.0 to Z=183.7).
11. Finish turn diameter Ø41.3 mm over length 97.4 mm (from Z=0.0 to Z=97.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø71.3 mm and length at least 113.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.3 mm over length 22.6 mm (from Z=0.0 to Z=22.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.3 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 Ø54.6 mm over length 19.5 mm (from Z=0.0 to Z=85.8).
9. Finish turn diameter Ø49.9 mm over length 6.3 mm (from Z=0.0 to Z=66.3).
10. Finish turn diameter Ø35.1 mm over length 13.2 mm (from Z=0.0 to Z=60.0).
11. Finish turn diameter Ø30.0 mm over length 46.8 mm (from Z=0.0 to Z=46.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø65.8 mm and length at least 154.2 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 6.8 mm (from Z=0.0 to Z=6.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø44.4 mm over length 23.4 mm (from Z=0.0 to Z=142.4).
10. Finish turn diameter Ø32.4 mm over length 18.2 mm (from Z=0.0 to Z=119.0).
11. Finish turn diameter Ø30.0 mm over length 100.8 mm (from Z=0.0 to Z=100.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø47.2 mm and length at least 322.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.2 mm over length 74.4 mm (from Z=0.0 to Z=74.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.2 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 Ø41.2 mm over length 63.9 mm (from Z=0.0 to Z=243.5).
10. Finish turn diameter Ø30.0 mm over length 179.6 mm (from Z=0.0 to Z=179.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø65.0 mm and length at least 73.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.0 mm over length 8.6 mm (from Z=0.0 to Z=8.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø55.1 mm over length 8.6 mm (from Z=0.0 to Z=60.1).
9. Finish turn diameter Ø47.3 mm over length 9.0 mm (from Z=0.0 to Z=51.5).
10. Finish turn diameter Ø32.2 mm over length 5.0 mm (from Z=0.0 to Z=42.5).
11. Finish turn diameter Ø30.0 mm over length 37.5 mm (from Z=0.0 to Z=37.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø34.4 mm and length at least 146.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.4 mm over length 13.4 mm (from Z=0.0 to Z=13.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.4 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 127.9 mm (from Z=0.0 to Z=127.9).
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 Ø47.0 mm and length at least 107.4 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 16.5 mm (from Z=0.0 to Z=16.5).
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 Ø41.5 mm over length 13.8 mm (from Z=0.0 to Z=85.9).
9. Finish turn diameter Ø30.6 mm over length 25.9 mm (from Z=0.0 to Z=72.1).
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>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 178.8 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 98.5 mm (from Z=0.0 to Z=98.5).
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 Ø27.9 mm over length 75.3 mm (from Z=0.0 to Z=75.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø74.4 mm and length at least 190.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.4 mm over length 80.7 mm (from Z=0.0 to Z=80.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.4 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.5 mm over length 53.9 mm (from Z=0.0 to Z=105.0).
9. Finish turn diameter Ø54.4 mm over length 51.1 mm (from Z=0.0 to Z=51.1).
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 Ø44.4 mm and length at least 275.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.4 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 Ø42.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø38.1 mm over length 87.0 mm (from Z=0.0 to Z=236.3).
10. Finish turn diameter Ø30.0 mm over length 149.3 mm (from Z=0.0 to Z=149.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 239.9 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 170.0 mm (from Z=0.0 to Z=170.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø23.4 mm over length 64.9 mm (from Z=0.0 to Z=64.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø75.6 mm and length at least 86.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.6 mm over length 7.9 mm (from Z=0.0 to Z=7.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.6 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 Ø61.2 mm over length 19.6 mm (from Z=0.0 to Z=73.6).
9. Finish turn diameter Ø44.5 mm over length 14.4 mm (from Z=0.0 to Z=54.0).
10. Finish turn diameter Ø30.5 mm over length 19.4 mm (from Z=0.0 to Z=39.6).
11. Finish turn diameter Ø30.0 mm over length 20.2 mm (from Z=0.0 to Z=20.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 70.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 44.8 mm (from Z=0.0 to Z=44.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø28.8 mm over length 20.8 mm (from Z=0.0 to Z=20.8).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø40.5 mm and length at least 229.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.5 mm over length 68.9 mm (from Z=0.0 to Z=68.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.5 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 155.6 mm (from Z=0.0 to Z=155.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø70.2 mm and length at least 290.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.2 mm over length 50.6 mm (from Z=0.0 to Z=50.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø62.8 mm over length 140.6 mm (from Z=0.0 to Z=235.0).
10. Finish turn diameter Ø57.6 mm over length 72.8 mm (from Z=0.0 to Z=94.4).
11. Finish turn diameter Ø50.1 mm over length 21.6 mm (from Z=0.0 to Z=21.6).
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 Ø35.1 mm and length at least 274.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.1 mm over length 12.4 mm (from Z=0.0 to Z=12.4).
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 256.8 mm (from Z=0.0 to Z=256.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø63.8 mm and length at least 122.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.8 mm over length 20.3 mm (from Z=0.0 to Z=20.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø56.7 mm over length 5.0 mm (from Z=0.0 to Z=97.1).
9. Finish turn diameter Ø37.6 mm over length 31.7 mm (from Z=0.0 to Z=92.1).
10. Finish turn diameter Ø30.0 mm over length 60.4 mm (from Z=0.0 to Z=60.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø51.2 mm and length at least 280.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.2 mm over length 101.0 mm (from Z=0.0 to Z=101.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø33.9 mm over length 83.8 mm (from Z=0.0 to Z=174.1).
10. Finish turn diameter Ø30.4 mm over length 18.9 mm (from Z=0.0 to Z=90.3).
11. Finish turn diameter Ø30.0 mm over length 71.4 mm (from Z=0.0 to Z=71.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø58.6 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 Ø56.6 mm over length 81.4 mm (from Z=0.0 to Z=81.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.6 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 Ø36.8 mm over length 77.0 mm (from Z=0.0 to Z=94.2).
9. Finish turn diameter Ø30.0 mm over length 17.2 mm (from Z=0.0 to Z=17.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 292.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 254.2 mm (from Z=0.0 to Z=254.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.3 mm over length 33.5 mm (from Z=0.0 to Z=33.5).
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 Ø56.3 mm and length at least 238.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.3 mm over length 58.0 mm (from Z=0.0 to Z=58.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø44.0 mm over length 83.8 mm (from Z=0.0 to Z=175.2).
10. Finish turn diameter Ø30.0 mm over length 91.4 mm (from Z=0.0 to Z=91.4).
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 stainless steel round bar (material 1.4301) with diameter at least Ø32.0 mm and length at least 86.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 61.0 mm (from Z=0.0 to Z=61.0).
5. Mount the bar in a three-jaw chuck by the holding diameter 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 20.3 mm (from Z=0.0 to Z=20.3).
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 Ø52.3 mm and length at least 301.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.3 mm over length 13.0 mm (from Z=0.0 to Z=13.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.3 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 Ø45.3 mm over length 68.7 mm (from Z=0.0 to Z=283.2).
10. Finish turn diameter Ø39.4 mm over length 89.1 mm (from Z=0.0 to Z=214.5).
11. Finish turn diameter Ø30.0 mm over length 125.4 mm (from Z=0.0 to Z=125.4).
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 Ø77.6 mm and length at least 171.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.6 mm over length 19.5 mm (from Z=0.0 to Z=19.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø66.6 mm over length 66.5 mm (from Z=0.0 to Z=146.7).
9. Finish turn diameter Ø56.0 mm over length 12.1 mm (from Z=0.0 to Z=80.2).
10. Finish turn diameter Ø45.1 mm over length 68.1 mm (from Z=0.0 to Z=68.1).
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 Ø42.9 mm and length at least 245.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.9 mm over length 103.2 mm (from Z=0.0 to Z=103.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.9 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 137.3 mm (from Z=0.0 to Z=137.3).
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 Ø57.3 mm and length at least 154.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.3 mm over length 13.5 mm (from Z=0.0 to Z=13.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.3 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 Ø40.7 mm over length 47.3 mm (from Z=0.0 to Z=136.3).
9. Finish turn diameter Ø32.6 mm over length 47.9 mm (from Z=0.0 to Z=89.0).
10. Finish turn diameter Ø30.0 mm over length 41.1 mm (from Z=0.0 to Z=41.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø75.3 mm and length at least 257.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.3 mm over length 26.9 mm (from Z=0.0 to Z=26.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø53.8 mm over length 25.0 mm (from Z=0.0 to Z=226.0).
10. Finish turn diameter Ø35.2 mm over length 42.7 mm (from Z=0.0 to Z=201.0).
11. Finish turn diameter Ø30.0 mm over length 158.3 mm (from Z=0.0 to Z=158.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø56.8 mm and length at least 208.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.8 mm over length 46.3 mm (from Z=0.0 to Z=46.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø43.7 mm over length 13.9 mm (from Z=0.0 to Z=157.6).
10. Finish turn diameter Ø30.0 mm over length 143.7 mm (from Z=0.0 to Z=143.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø49.5 mm and length at least 127.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.5 mm over length 19.7 mm (from Z=0.0 to Z=19.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.5 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 Ø43.2 mm over length 26.6 mm (from Z=0.0 to Z=103.1).
9. Finish turn diameter Ø38.5 mm over length 5.0 mm (from Z=0.0 to Z=76.5).
10. Finish turn diameter Ø31.3 mm over length 33.8 mm (from Z=0.0 to Z=71.5).
11. Finish turn diameter Ø30.0 mm over length 37.7 mm (from Z=0.0 to Z=37.7).
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 Ø74.3 mm and length at least 207.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.3 mm over length 44.0 mm (from Z=0.0 to Z=44.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.3 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 Ø63.6 mm over length 140.6 mm (from Z=0.0 to Z=158.6).
10. Finish turn diameter Ø53.5 mm over length 18.0 mm (from Z=0.0 to Z=18.0).
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 16MnCr5) with diameter at least Ø54.4 mm and length at least 117.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.4 mm over length 21.3 mm (from Z=0.0 to Z=21.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.4 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 Ø49.2 mm over length 47.6 mm (from Z=0.0 to Z=90.7).
9. Finish turn diameter Ø37.3 mm over length 43.1 mm (from Z=0.0 to Z=43.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø61.7 mm and length at least 125.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.7 mm over length 21.6 mm (from Z=0.0 to Z=21.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø41.8 mm over length 61.2 mm (from Z=0.0 to Z=98.9).
9. Finish turn diameter Ø30.0 mm over length 37.7 mm (from Z=0.0 to Z=37.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø78.6 mm and length at least 83.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.6 mm over length 10.5 mm (from Z=0.0 to Z=10.5).
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 Ø71.9 mm over length 6.7 mm (from Z=0.0 to Z=68.2).
9. Finish turn diameter Ø66.1 mm over length 16.0 mm (from Z=0.0 to Z=61.5).
10. Finish turn diameter Ø48.0 mm over length 29.9 mm (from Z=0.0 to Z=45.5).
11. Finish turn diameter Ø36.8 mm over length 15.6 mm (from Z=0.0 to Z=15.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø67.2 mm and length at least 314.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.2 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 Ø65.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø47.2 mm over length 55.7 mm (from Z=0.0 to Z=237.6).
10. Finish turn diameter Ø30.9 mm over length 41.2 mm (from Z=0.0 to Z=181.9).
11. Finish turn diameter Ø30.0 mm over length 140.7 mm (from Z=0.0 to Z=140.7).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø60.3 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 Ø58.3 mm over length 30.5 mm (from Z=0.0 to Z=30.5).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.3 mm over length 56.5 mm (from Z=0.0 to Z=256.6).
10. Finish turn diameter Ø30.0 mm over length 200.1 mm (from Z=0.0 to Z=200.1).
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 Ø81.1 mm and length at least 130.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.1 mm over length 68.9 mm (from Z=0.0 to Z=68.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø64.9 mm over length 13.9 mm (from Z=0.0 to Z=56.7).
9. Finish turn diameter Ø46.4 mm over length 20.0 mm (from Z=0.0 to Z=42.8).
10. Finish turn diameter Ø33.9 mm over length 22.8 mm (from Z=0.0 to Z=22.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 203.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 39.6 mm (from Z=0.0 to Z=39.6).
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 Ø28.3 mm over length 158.6 mm (from Z=0.0 to Z=158.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø65.2 mm and length at least 247.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.2 mm over length 30.6 mm (from Z=0.0 to Z=30.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.2 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 Ø59.4 mm over length 33.8 mm (from Z=0.0 to Z=211.8).
10. Finish turn diameter Ø45.0 mm over length 105.0 mm (from Z=0.0 to Z=178.0).
11. Finish turn diameter Ø32.7 mm over length 73.0 mm (from Z=0.0 to Z=73.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø49.5 mm and length at least 176.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.5 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 Ø47.5 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 Ø40.4 mm over length 52.5 mm (from Z=0.0 to Z=117.0).
9. Finish turn diameter Ø30.0 mm over length 64.5 mm (from Z=0.0 to Z=64.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø66.1 mm and length at least 277.8 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 18.6 mm (from Z=0.0 to Z=18.6).
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 Ø60.8 mm over length 45.1 mm (from Z=0.0 to Z=254.2).
10. Finish turn diameter Ø45.5 mm over length 69.0 mm (from Z=0.0 to Z=209.1).
11. Finish turn diameter Ø41.2 mm over length 86.2 mm (from Z=0.0 to Z=140.1).
12. Finish turn diameter Ø34.9 mm over length 30.9 mm (from Z=0.0 to Z=53.9).
13. Finish turn diameter Ø30.0 mm over length 23.0 mm (from Z=0.0 to Z=23.0).
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 stainless steel round bar (material 1.4301) with diameter at least Ø39.9 mm and length at least 237.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.9 mm over length 10.8 mm (from Z=0.0 to Z=10.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø33.3 mm over length 55.4 mm (from Z=0.0 to Z=221.8).
10. Finish turn diameter Ø30.0 mm over length 166.4 mm (from Z=0.0 to Z=166.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.4 mm and length at least 302.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.4 mm over length 82.9 mm (from Z=0.0 to Z=82.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 214.4 mm (from Z=0.0 to Z=214.4).
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 C45) with diameter at least Ø32.0 mm and length at least 120.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 107.6 mm (from Z=0.0 to Z=107.6).
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 Ø29.7 mm over length 8.3 mm (from Z=0.0 to Z=8.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø34.6 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 Ø32.6 mm over length 85.0 mm (from Z=0.0 to Z=85.0).
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 186.9 mm (from Z=0.0 to Z=186.9).
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 Ø70.0 mm and length at least 251.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.0 mm over length 9.8 mm (from Z=0.0 to Z=9.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø62.3 mm over length 39.7 mm (from Z=0.0 to Z=237.1).
10. Finish turn diameter Ø49.2 mm over length 52.1 mm (from Z=0.0 to Z=197.4).
11. Finish turn diameter Ø31.0 mm over length 39.0 mm (from Z=0.0 to Z=145.3).
12. Finish turn diameter Ø30.0 mm over length 106.3 mm (from Z=0.0 to Z=106.3).
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 16MnCr5) with diameter at least Ø33.9 mm and length at least 135.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.9 mm over length 47.6 mm (from Z=0.0 to Z=47.6).
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 82.8 mm (from Z=0.0 to Z=82.8).
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 Ø63.5 mm and length at least 257.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.5 mm over length 69.9 mm (from Z=0.0 to Z=69.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.5 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 Ø50.9 mm over length 70.2 mm (from Z=0.0 to Z=182.4).
10. Finish turn diameter Ø47.4 mm over length 34.4 mm (from Z=0.0 to Z=112.2).
11. Finish turn diameter Ø30.0 mm over length 77.8 mm (from Z=0.0 to Z=77.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø38.8 mm and length at least 142.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.8 mm over length 45.5 mm (from Z=0.0 to Z=45.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 92.1 mm (from Z=0.0 to Z=92.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 258.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 159.8 mm (from Z=0.0 to Z=159.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø21.9 mm over length 93.4 mm (from Z=0.0 to Z=93.4).
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 Ø58.5 mm and length at least 160.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.5 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 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 Ø46.8 mm over length 9.2 mm (from Z=0.0 to Z=116.8).
9. Finish turn diameter Ø42.3 mm over length 21.3 mm (from Z=0.0 to Z=107.6).
10. Finish turn diameter Ø30.0 mm over length 86.3 mm (from Z=0.0 to Z=86.3).
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 Ø56.4 mm and length at least 278.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.4 mm over length 72.1 mm (from Z=0.0 to Z=72.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø44.6 mm over length 81.9 mm (from Z=0.0 to Z=201.0).
10. Finish turn diameter Ø37.5 mm over length 119.1 mm (from Z=0.0 to Z=119.1).
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 Ø32.4 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 Ø30.4 mm over length 29.5 mm (from Z=0.0 to Z=29.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.4 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 63.0 mm (from Z=0.0 to Z=63.0).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 280.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 202.7 mm (from Z=0.0 to Z=202.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø25.3 mm over length 72.9 mm (from Z=0.0 to Z=72.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø74.6 mm and length at least 134.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.6 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 Ø72.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø58.2 mm over length 25.4 mm (from Z=0.0 to Z=97.8).
9. Finish turn diameter Ø54.8 mm over length 30.2 mm (from Z=0.0 to Z=72.4).
10. Finish turn diameter Ø40.9 mm over length 6.1 mm (from Z=0.0 to Z=42.2).
11. Finish turn diameter Ø30.3 mm over length 20.3 mm (from Z=0.0 to Z=36.1).
12. Finish turn diameter Ø30.0 mm over length 15.8 mm (from Z=0.0 to Z=15.8).
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 Ø44.1 mm and length at least 308.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.1 mm over length 94.7 mm (from Z=0.0 to Z=94.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.0 mm over length 45.9 mm (from Z=0.0 to Z=209.2).
10. Finish turn diameter Ø30.0 mm over length 163.3 mm (from Z=0.0 to Z=163.3).
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 Ø44.1 mm and length at least 294.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.1 mm over length 32.7 mm (from Z=0.0 to Z=32.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 257.0 mm (from Z=0.0 to Z=257.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø46.9 mm and length at least 120.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.9 mm over length 33.6 mm (from Z=0.0 to Z=33.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 81.5 mm (from Z=0.0 to Z=81.5).
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 Ø32.0 mm and length at least 126.1 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 89.6 mm (from Z=0.0 to Z=89.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø20.7 mm over length 31.5 mm (from Z=0.0 to Z=31.5).
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 Ø49.9 mm and length at least 77.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.9 mm over length 12.4 mm (from Z=0.0 to Z=12.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.9 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 Ø40.3 mm over length 16.3 mm (from Z=0.0 to Z=60.5).
9. Finish turn diameter Ø30.0 mm over length 44.2 mm (from Z=0.0 to Z=44.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø39.6 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 Ø37.6 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 Ø37.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 57.1 mm (from Z=0.0 to Z=57.1).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø54.8 mm and length at least 186.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.8 mm over length 60.2 mm (from Z=0.0 to Z=60.2).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø39.1 mm over length 17.2 mm (from Z=0.0 to Z=121.2).
10. Finish turn diameter Ø30.0 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>
<image>
<image>
<image>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø51.9 mm and length at least 201.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.9 mm over length 48.4 mm (from Z=0.0 to Z=48.4).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.0 mm over length 77.7 mm (from Z=0.0 to Z=147.6).
10. Finish turn diameter Ø30.0 mm over length 69.9 mm (from Z=0.0 to Z=69.9).
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 stainless steel round bar (material 1.4301) with diameter at least Ø48.7 mm and length at least 195.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.7 mm over length 50.7 mm (from Z=0.0 to Z=50.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø40.4 mm over length 36.9 mm (from Z=0.0 to Z=140.2).
10. Finish turn diameter Ø30.0 mm over length 103.3 mm (from Z=0.0 to Z=103.3).
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 Ø32.0 mm and length at least 270.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 211.9 mm (from Z=0.0 to Z=211.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø26.7 mm over length 53.1 mm (from Z=0.0 to Z=53.1).
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 Ø62.4 mm and length at least 124.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.4 mm over length 52.8 mm (from Z=0.0 to Z=52.8).
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. 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 37.1 mm (from Z=0.0 to Z=66.7).
9. Finish turn diameter Ø35.6 mm over length 5.6 mm (from Z=0.0 to Z=29.6).
10. Finish turn diameter Ø30.0 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>
Generate the machining process for the shaft in the image. Use the exact 10–11 step template.

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø37.8 mm and length at least 147.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.8 mm over length 58.7 mm (from Z=0.0 to Z=58.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 83.4 mm (from Z=0.0 to Z=83.4).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø58.0 mm and length at least 142.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.0 mm over length 13.2 mm (from Z=0.0 to Z=13.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.9 mm over length 17.1 mm (from Z=0.0 to Z=124.1).
10. Finish turn diameter Ø30.0 mm over length 107.0 mm (from Z=0.0 to Z=107.0).
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 Ø43.6 mm and length at least 106.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.6 mm over length 18.9 mm (from Z=0.0 to Z=18.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.6 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 82.5 mm (from Z=0.0 to Z=82.5).
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 Ø40.1 mm and length at least 306.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.1 mm over length 43.8 mm (from Z=0.0 to Z=43.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.1 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 257.7 mm (from Z=0.0 to Z=257.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.