[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 Ø64.6 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 Ø62.6 mm over length 16.3 mm (from Z=0.0 to Z=16.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.6 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 Ø49.7 mm over length 17.1 mm (from Z=0.0 to Z=86.1).
9. Finish turn diameter Ø37.7 mm over length 38.0 mm (from Z=0.0 to Z=69.0).
10. Finish turn diameter Ø31.4 mm over length 31.0 mm (from Z=0.0 to Z=31.0).
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 Ø52.1 mm and length at least 116.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø50.1 mm over length 26.1 mm (from Z=0.0 to Z=26.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø50.1 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 Ø31.5 mm over length 20.0 mm (from Z=0.0 to Z=85.2).
9. Finish turn diameter Ø30.0 mm over length 65.2 mm (from Z=0.0 to Z=65.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø59.1 mm and length at least 177.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.1 mm over length 16.4 mm (from Z=0.0 to Z=16.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.1 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 Ø48.0 mm over length 32.5 mm (from Z=0.0 to Z=155.7).
9. Finish turn diameter Ø35.5 mm over length 45.8 mm (from Z=0.0 to Z=123.2).
10. Finish turn diameter Ø30.0 mm over length 77.4 mm (from Z=0.0 to Z=77.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 241.3 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 217.5 mm (from Z=0.0 to Z=217.5).
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 Ø27.4 mm over length 18.8 mm (from Z=0.0 to Z=18.8).
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 stainless steel round bar (material 1.4301) with diameter at least Ø74.0 mm and length at least 224.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.0 mm over length 88.6 mm (from Z=0.0 to Z=88.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø65.5 mm over length 52.7 mm (from Z=0.0 to Z=130.4).
10. Finish turn diameter Ø53.5 mm over length 32.3 mm (from Z=0.0 to Z=77.7).
11. Finish turn diameter Ø43.0 mm over length 45.4 mm (from Z=0.0 to Z=45.4).
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 Ø32.0 mm and length at least 195.6 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 179.7 mm (from Z=0.0 to Z=179.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø29.2 mm over length 10.9 mm (from Z=0.0 to Z=10.9).
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 Ø36.6 mm and length at least 275.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.6 mm over length 39.0 mm (from Z=0.0 to Z=39.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 231.6 mm (from Z=0.0 to Z=231.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø38.4 mm and length at least 175.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.4 mm over length 39.8 mm (from Z=0.0 to Z=39.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 130.6 mm (from Z=0.0 to Z=130.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 242.2 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 144.4 mm (from Z=0.0 to Z=144.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø23.9 mm over length 92.8 mm (from Z=0.0 to Z=92.8).
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 Ø77.9 mm and length at least 72.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.9 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 Ø75.9 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 Ø68.2 mm over length 17.1 mm (from Z=0.0 to Z=52.5).
9. Finish turn diameter Ø59.2 mm over length 13.1 mm (from Z=0.0 to Z=35.4).
10. Finish turn diameter Ø54.8 mm over length 7.9 mm (from Z=0.0 to Z=22.3).
11. Finish turn diameter Ø50.6 mm over length 9.0 mm (from Z=0.0 to Z=14.4).
12. Finish turn diameter Ø33.6 mm over length 5.4 mm (from Z=0.0 to Z=5.4).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø70.3 mm and length at least 112.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.3 mm over length 10.4 mm (from Z=0.0 to Z=10.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.3 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 Ø59.5 mm over length 14.0 mm (from Z=0.0 to Z=97.3).
9. Finish turn diameter Ø47.9 mm over length 19.3 mm (from Z=0.0 to Z=83.3).
10. Finish turn diameter Ø31.6 mm over length 20.4 mm (from Z=0.0 to Z=64.0).
11. Finish turn diameter Ø30.0 mm over length 43.6 mm (from Z=0.0 to Z=43.6).
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 Ø77.2 mm and length at least 103.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.2 mm over length 36.1 mm (from Z=0.0 to Z=36.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø56.9 mm over length 36.4 mm (from Z=0.0 to Z=62.2).
9. Finish turn diameter Ø39.2 mm over length 9.1 mm (from Z=0.0 to Z=25.8).
10. Finish turn diameter Ø35.8 mm over length 16.7 mm (from Z=0.0 to Z=16.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø39.4 mm and length at least 76.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.4 mm over length 13.6 mm (from Z=0.0 to Z=13.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.4 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 Ø31.7 mm over length 10.8 mm (from Z=0.0 to Z=57.6).
9. Finish turn diameter Ø30.0 mm over length 46.8 mm (from Z=0.0 to Z=46.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø37.4 mm and length at least 197.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.4 mm over length 58.5 mm (from Z=0.0 to Z=58.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.4 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 133.7 mm (from Z=0.0 to Z=133.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 73.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 47.3 mm (from Z=0.0 to Z=47.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø24.0 mm over length 21.1 mm (from Z=0.0 to Z=21.1).
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 stainless steel round bar (material 1.4301) with diameter at least Ø44.3 mm and length at least 262.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.3 mm over length 56.0 mm (from Z=0.0 to Z=56.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 201.7 mm (from Z=0.0 to Z=201.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø40.0 mm and length at least 260.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø38.0 mm over length 57.8 mm (from Z=0.0 to Z=57.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø38.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 197.5 mm (from Z=0.0 to Z=197.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø34.5 mm and length at least 282.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.5 mm over length 97.2 mm (from Z=0.0 to Z=97.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.5 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 180.6 mm (from Z=0.0 to Z=180.6).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø67.8 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 Ø65.8 mm over length 28.5 mm (from Z=0.0 to Z=28.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø65.8 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 Ø47.4 mm over length 8.6 mm (from Z=0.0 to Z=64.0).
9. Finish turn diameter Ø43.7 mm over length 28.4 mm (from Z=0.0 to Z=55.4).
10. Finish turn diameter Ø34.2 mm over length 27.0 mm (from Z=0.0 to Z=27.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 184.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 94.7 mm (from Z=0.0 to Z=94.7).
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 Ø20.9 mm over length 84.7 mm (from Z=0.0 to Z=84.7).
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 Ø71.4 mm and length at least 253.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.4 mm over length 87.2 mm (from Z=0.0 to Z=87.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø54.1 mm over length 33.7 mm (from Z=0.0 to Z=161.2).
10. Finish turn diameter Ø40.3 mm over length 127.5 mm (from Z=0.0 to Z=127.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø39.1 mm and length at least 207.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.1 mm over length 47.1 mm (from Z=0.0 to Z=47.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.1 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 155.0 mm (from Z=0.0 to Z=155.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 310.9 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 226.5 mm (from Z=0.0 to Z=226.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø19.4 mm over length 79.4 mm (from Z=0.0 to Z=79.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø65.6 mm and length at least 178.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.6 mm over length 59.9 mm (from Z=0.0 to Z=59.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.6 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 Ø46.2 mm over length 62.6 mm (from Z=0.0 to Z=113.7).
9. Finish turn diameter Ø31.8 mm over length 20.7 mm (from Z=0.0 to Z=51.1).
10. Finish turn diameter Ø30.0 mm over length 30.4 mm (from Z=0.0 to Z=30.4).
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 304.8 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 279.2 mm (from Z=0.0 to Z=279.2).
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 Ø26.0 mm over length 20.6 mm (from Z=0.0 to Z=20.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø70.6 mm and length at least 229.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.6 mm over length 84.7 mm (from Z=0.0 to Z=84.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.6 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 Ø49.4 mm over length 9.8 mm (from Z=0.0 to Z=139.4).
10. Finish turn diameter Ø41.7 mm over length 73.2 mm (from Z=0.0 to Z=129.6).
11. Finish turn diameter Ø32.0 mm over length 56.4 mm (from Z=0.0 to Z=56.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø71.1 mm and length at least 213.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.1 mm over length 32.0 mm (from Z=0.0 to Z=32.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.1 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 Ø57.1 mm over length 28.1 mm (from Z=0.0 to Z=176.2).
10. Finish turn diameter Ø39.2 mm over length 39.6 mm (from Z=0.0 to Z=148.1).
11. Finish turn diameter Ø35.1 mm over length 37.9 mm (from Z=0.0 to Z=108.5).
12. Finish turn diameter Ø31.5 mm over length 34.1 mm (from Z=0.0 to Z=70.6).
13. Finish turn diameter Ø30.0 mm over length 36.5 mm (from Z=0.0 to Z=36.5).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø64.2 mm and length at least 65.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.2 mm over length 10.0 mm (from Z=0.0 to Z=10.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø45.6 mm over length 15.3 mm (from Z=0.0 to Z=50.3).
9. Finish turn diameter Ø35.3 mm over length 10.9 mm (from Z=0.0 to Z=35.0).
10. Finish turn diameter Ø30.0 mm over length 24.1 mm (from Z=0.0 to Z=24.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø35.8 mm and length at least 136.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.8 mm over length 28.4 mm (from Z=0.0 to Z=28.4).
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 103.4 mm (from Z=0.0 to Z=103.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø42.2 mm and length at least 255.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.2 mm over length 20.5 mm (from Z=0.0 to Z=20.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø36.9 mm over length 16.5 mm (from Z=0.0 to Z=230.1).
10. Finish turn diameter Ø30.1 mm over length 74.9 mm (from Z=0.0 to Z=213.6).
11. Finish turn diameter Ø30.0 mm over length 138.7 mm (from Z=0.0 to Z=138.7).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø66.9 mm and length at least 248.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.9 mm over length 74.7 mm (from Z=0.0 to Z=74.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø46.8 mm over length 31.1 mm (from Z=0.0 to Z=169.0).
10. Finish turn diameter Ø31.5 mm over length 69.1 mm (from Z=0.0 to Z=137.9).
11. Finish turn diameter Ø30.0 mm over length 68.8 mm (from Z=0.0 to Z=68.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø45.4 mm and length at least 183.8 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 37.6 mm (from Z=0.0 to Z=37.6).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø37.8 mm over length 66.8 mm (from Z=0.0 to Z=141.2).
9. Finish turn diameter Ø30.0 mm over length 74.4 mm (from Z=0.0 to Z=74.4).
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 172.0 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 145.4 mm (from Z=0.0 to Z=145.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø21.8 mm over length 21.6 mm (from Z=0.0 to Z=21.6).
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 Ø81.7 mm and length at least 155.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.7 mm over length 58.9 mm (from Z=0.0 to Z=58.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø72.8 mm over length 52.1 mm (from Z=0.0 to Z=91.9).
9. Finish turn diameter Ø56.4 mm over length 7.1 mm (from Z=0.0 to Z=39.8).
10. Finish turn diameter Ø41.3 mm over length 32.7 mm (from Z=0.0 to Z=32.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø37.0 mm and length at least 159.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.0 mm over length 77.9 mm (from Z=0.0 to Z=77.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 76.1 mm (from Z=0.0 to Z=76.1).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø32.0 mm and length at least 273.7 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 171.5 mm (from Z=0.0 to Z=171.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø23.7 mm over length 97.2 mm (from Z=0.0 to Z=97.2).
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 Ø44.8 mm and length at least 168.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.8 mm over length 31.5 mm (from Z=0.0 to Z=31.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 132.1 mm (from Z=0.0 to Z=132.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø77.1 mm and length at least 258.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.1 mm over length 13.1 mm (from Z=0.0 to Z=13.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø64.6 mm over length 24.7 mm (from Z=0.0 to Z=240.2).
10. Finish turn diameter Ø48.1 mm over length 63.8 mm (from Z=0.0 to Z=215.5).
11. Finish turn diameter Ø35.8 mm over length 70.0 mm (from Z=0.0 to Z=151.7).
12. Finish turn diameter Ø30.0 mm over length 81.7 mm (from Z=0.0 to Z=81.7).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø74.7 mm and length at least 291.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.7 mm over length 43.7 mm (from Z=0.0 to Z=43.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.7 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 Ø64.2 mm over length 67.2 mm (from Z=0.0 to Z=242.4).
10. Finish turn diameter Ø49.7 mm over length 60.5 mm (from Z=0.0 to Z=175.2).
11. Finish turn diameter Ø37.6 mm over length 54.8 mm (from Z=0.0 to Z=114.7).
12. Finish turn diameter Ø30.0 mm over length 59.9 mm (from Z=0.0 to Z=59.9).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø80.7 mm and length at least 263.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.7 mm over length 46.9 mm (from Z=0.0 to Z=46.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.7 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 Ø61.9 mm over length 27.4 mm (from Z=0.0 to Z=211.6).
10. Finish turn diameter Ø47.0 mm over length 54.7 mm (from Z=0.0 to Z=184.2).
11. Finish turn diameter Ø42.6 mm over length 22.3 mm (from Z=0.0 to Z=129.5).
12. Finish turn diameter Ø35.2 mm over length 80.6 mm (from Z=0.0 to Z=107.2).
13. Finish turn diameter Ø30.0 mm over length 26.6 mm (from Z=0.0 to Z=26.6).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø76.6 mm and length at least 73.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.6 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 Ø74.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø68.2 mm over length 10.3 mm (from Z=0.0 to Z=34.0).
9. Finish turn diameter Ø58.5 mm over length 23.7 mm (from Z=0.0 to Z=23.7).
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 Ø69.1 mm and length at least 93.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø67.1 mm over length 28.2 mm (from Z=0.0 to Z=28.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø67.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø59.9 mm over length 27.6 mm (from Z=0.0 to Z=60.7).
9. Finish turn diameter Ø52.2 mm over length 33.1 mm (from Z=0.0 to Z=33.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø62.3 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 Ø60.3 mm over length 43.7 mm (from Z=0.0 to Z=43.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.3 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 Ø53.6 mm over length 35.5 mm (from Z=0.0 to Z=270.8).
10. Finish turn diameter Ø45.5 mm over length 114.8 mm (from Z=0.0 to Z=235.3).
11. Finish turn diameter Ø33.5 mm over length 28.0 mm (from Z=0.0 to Z=120.5).
12. Finish turn diameter Ø30.0 mm over length 92.5 mm (from Z=0.0 to Z=92.5).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø50.7 mm and length at least 159.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.7 mm over length 53.3 mm (from Z=0.0 to Z=53.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.7 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 Ø31.3 mm over length 55.4 mm (from Z=0.0 to Z=100.7).
9. Finish turn diameter Ø30.0 mm over length 45.3 mm (from Z=0.0 to Z=45.3).
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 stainless steel round bar (material 1.4301) with diameter at least Ø73.1 mm and length at least 239.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.1 mm over length 72.6 mm (from Z=0.0 to Z=72.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø66.2 mm over length 12.0 mm (from Z=0.0 to Z=161.5).
10. Finish turn diameter Ø57.6 mm over length 95.0 mm (from Z=0.0 to Z=149.5).
11. Finish turn diameter Ø53.2 mm over length 54.5 mm (from Z=0.0 to Z=54.5).
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 42CrMo4) with diameter at least Ø58.9 mm and length at least 226.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.9 mm over length 95.8 mm (from Z=0.0 to Z=95.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.9 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 Ø53.0 mm over length 68.0 mm (from Z=0.0 to Z=125.7).
10. Finish turn diameter Ø37.4 mm over length 34.7 mm (from Z=0.0 to Z=57.7).
11. Finish turn diameter Ø30.0 mm over length 23.0 mm (from Z=0.0 to Z=23.0).
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 42CrMo4) with diameter at least Ø32.0 mm and length at least 244.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 200.4 mm (from Z=0.0 to Z=200.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø25.9 mm over length 39.1 mm (from Z=0.0 to Z=39.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø58.3 mm and length at least 154.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.3 mm over length 48.8 mm (from Z=0.0 to Z=48.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.3 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 Ø44.4 mm over length 29.9 mm (from Z=0.0 to Z=100.7).
9. Finish turn diameter Ø30.9 mm over length 49.2 mm (from Z=0.0 to Z=70.8).
10. Finish turn diameter Ø30.0 mm over length 21.6 mm (from Z=0.0 to Z=21.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
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 Ø79.6 mm and length at least 274.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.6 mm over length 63.0 mm (from Z=0.0 to Z=63.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø68.1 mm over length 41.1 mm (from Z=0.0 to Z=206.4).
10. Finish turn diameter Ø64.9 mm over length 95.6 mm (from Z=0.0 to Z=165.3).
11. Finish turn diameter Ø57.0 mm over length 69.7 mm (from Z=0.0 to Z=69.7).
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 C45) with diameter at least Ø57.5 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 Ø55.5 mm over length 25.0 mm (from Z=0.0 to Z=25.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.5 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 Ø50.4 mm over length 22.7 mm (from Z=0.0 to Z=246.9).
10. Finish turn diameter Ø34.1 mm over length 45.9 mm (from Z=0.0 to Z=224.2).
11. Finish turn diameter Ø30.0 mm over length 178.3 mm (from Z=0.0 to Z=178.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø76.7 mm and length at least 73.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.7 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 Ø74.7 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 Ø54.9 mm over length 9.6 mm (from Z=0.0 to Z=55.3).
9. Finish turn diameter Ø50.2 mm over length 5.0 mm (from Z=0.0 to Z=45.7).
10. Finish turn diameter Ø30.2 mm over length 20.5 mm (from Z=0.0 to Z=40.7).
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>
Generate 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 Ø59.3 mm and length at least 65.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.3 mm over length 22.8 mm (from Z=0.0 to Z=22.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø46.6 mm over length 7.2 mm (from Z=0.0 to Z=37.6).
9. Finish turn diameter Ø33.8 mm over length 5.0 mm (from Z=0.0 to Z=30.4).
10. Finish turn diameter Ø30.0 mm over length 25.4 mm (from Z=0.0 to Z=25.4).
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 Ø64.2 mm and length at least 118.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.2 mm over length 17.7 mm (from Z=0.0 to Z=17.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø45.3 mm over length 19.4 mm (from Z=0.0 to Z=95.7).
9. Finish turn diameter Ø30.0 mm over length 76.3 mm (from Z=0.0 to Z=76.3).
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 Ø37.1 mm and length at least 251.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.1 mm over length 68.7 mm (from Z=0.0 to Z=68.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.1 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 177.6 mm (from Z=0.0 to Z=177.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.1 mm and length at least 278.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.1 mm over length 103.8 mm (from Z=0.0 to Z=103.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.1 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 169.9 mm (from Z=0.0 to Z=169.9).
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 Ø32.0 mm and length at least 113.2 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 91.3 mm (from Z=0.0 to Z=91.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø21.9 mm over length 16.9 mm (from Z=0.0 to Z=16.9).
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 Ø60.7 mm and length at least 244.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.7 mm over length 93.0 mm (from Z=0.0 to Z=93.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.7 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 41.8 mm (from Z=0.0 to Z=146.3).
10. Finish turn diameter Ø34.5 mm over length 37.0 mm (from Z=0.0 to Z=104.5).
11. Finish turn diameter Ø30.0 mm over length 67.5 mm (from Z=0.0 to Z=67.5).
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 42CrMo4) with diameter at least Ø58.4 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 Ø56.4 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 Ø56.4 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 35.3 mm (from Z=0.0 to Z=186.0).
10. Finish turn diameter Ø30.0 mm over length 150.7 mm (from Z=0.0 to Z=150.7).
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 Ø62.1 mm and length at least 299.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.1 mm over length 109.2 mm (from Z=0.0 to Z=109.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø60.1 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 Ø51.5 mm over length 69.7 mm (from Z=0.0 to Z=185.1).
10. Finish turn diameter Ø47.4 mm over length 68.5 mm (from Z=0.0 to Z=115.4).
11. Finish turn diameter Ø35.5 mm over length 46.9 mm (from Z=0.0 to Z=46.9).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø38.1 mm and length at least 300.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.1 mm over length 99.0 mm (from Z=0.0 to Z=99.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø32.7 mm over length 41.2 mm (from Z=0.0 to Z=196.8).
10. Finish turn diameter Ø30.0 mm over length 155.6 mm (from Z=0.0 to Z=155.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø53.8 mm and length at least 222.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.8 mm over length 22.0 mm (from Z=0.0 to Z=22.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.8 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 Ø38.0 mm over length 9.0 mm (from Z=0.0 to Z=195.0).
10. Finish turn diameter Ø30.0 mm over length 186.0 mm (from Z=0.0 to Z=186.0).
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 Ø32.0 mm and length at least 278.6 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 222.4 mm (from Z=0.0 to Z=222.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø29.7 mm over length 51.2 mm (from Z=0.0 to Z=51.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø32.0 mm and length at least 320.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 252.2 mm (from Z=0.0 to Z=252.2).
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 Ø29.3 mm over length 63.7 mm (from Z=0.0 to Z=63.7).
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 Ø71.7 mm and length at least 102.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.7 mm over length 28.8 mm (from Z=0.0 to Z=28.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø69.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø64.9 mm over length 14.5 mm (from Z=0.0 to Z=68.5).
9. Finish turn diameter Ø58.0 mm over length 30.9 mm (from Z=0.0 to Z=54.0).
10. Finish turn diameter Ø40.7 mm over length 23.1 mm (from Z=0.0 to Z=23.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø37.1 mm and length at least 274.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.1 mm over length 64.8 mm (from Z=0.0 to Z=64.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.1 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 204.3 mm (from Z=0.0 to Z=204.3).
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 Ø64.9 mm and length at least 143.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.9 mm over length 50.2 mm (from Z=0.0 to Z=50.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø46.4 mm over length 25.9 mm (from Z=0.0 to Z=88.0).
9. Finish turn diameter Ø30.0 mm over length 62.1 mm (from Z=0.0 to Z=62.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate 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 269.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 213.1 mm (from Z=0.0 to Z=213.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø27.1 mm over length 51.8 mm (from Z=0.0 to Z=51.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø74.9 mm and length at least 153.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.9 mm over length 24.9 mm (from Z=0.0 to Z=24.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø72.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø67.1 mm over length 56.0 mm (from Z=0.0 to Z=123.3).
9. Finish turn diameter Ø59.3 mm over length 53.9 mm (from Z=0.0 to Z=67.3).
10. Finish turn diameter Ø52.1 mm over length 13.4 mm (from Z=0.0 to Z=13.4).
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 Ø49.8 mm and length at least 210.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.8 mm over length 41.0 mm (from Z=0.0 to Z=41.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø43.7 mm over length 45.2 mm (from Z=0.0 to Z=164.6).
10. Finish turn diameter Ø40.4 mm over length 32.1 mm (from Z=0.0 to Z=119.4).
11. Finish turn diameter Ø30.0 mm over length 87.3 mm (from Z=0.0 to Z=87.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø34.0 mm and length at least 263.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.0 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 Ø32.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 222.2 mm (from Z=0.0 to Z=222.2).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø73.3 mm and length at least 234.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.3 mm over length 50.1 mm (from Z=0.0 to Z=50.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø58.4 mm over length 27.9 mm (from Z=0.0 to Z=179.7).
10. Finish turn diameter Ø38.5 mm over length 50.0 mm (from Z=0.0 to Z=151.8).
11. Finish turn diameter Ø34.9 mm over length 49.2 mm (from Z=0.0 to Z=101.8).
12. Finish turn diameter Ø30.0 mm over length 52.6 mm (from Z=0.0 to Z=52.6).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø60.3 mm and length at least 150.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.3 mm over length 57.7 mm (from Z=0.0 to Z=57.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø49.2 mm over length 10.9 mm (from Z=0.0 to Z=88.1).
9. Finish turn diameter Ø30.3 mm over length 28.7 mm (from Z=0.0 to Z=77.2).
10. Finish turn diameter Ø30.0 mm over length 48.5 mm (from Z=0.0 to Z=48.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø48.3 mm and length at least 262.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.3 mm over length 73.4 mm (from Z=0.0 to Z=73.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø42.7 mm over length 161.9 mm (from Z=0.0 to Z=184.5).
10. Finish turn diameter Ø30.0 mm over length 22.6 mm (from Z=0.0 to Z=22.6).
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 Ø51.6 mm and length at least 217.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.6 mm over length 130.5 mm (from Z=0.0 to Z=130.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.6 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 Ø39.6 mm over length 40.4 mm (from Z=0.0 to Z=82.3).
10. Finish turn diameter Ø31.5 mm over length 41.9 mm (from Z=0.0 to Z=41.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø59.6 mm and length at least 144.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.6 mm over length 41.3 mm (from Z=0.0 to Z=41.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø40.3 mm over length 21.9 mm (from Z=0.0 to Z=98.6).
9. Finish turn diameter Ø30.0 mm over length 76.7 mm (from Z=0.0 to Z=76.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø43.4 mm and length at least 100.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.4 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 Ø41.4 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 Ø30.9 mm over length 23.6 mm (from Z=0.0 to Z=84.6).
9. Finish turn diameter Ø30.0 mm over length 61.0 mm (from Z=0.0 to Z=61.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


[User]
<image>
Generate 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 127.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 80.0 mm (from Z=0.0 to Z=80.0).
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 Ø23.2 mm over length 42.5 mm (from Z=0.0 to Z=42.5).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø39.2 mm and length at least 136.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.2 mm over length 29.2 mm (from Z=0.0 to Z=29.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 102.0 mm (from Z=0.0 to Z=102.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø50.8 mm and length at least 227.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.8 mm over length 16.2 mm (from Z=0.0 to Z=16.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.7 mm over length 56.2 mm (from Z=0.0 to Z=206.7).
10. Finish turn diameter Ø30.0 mm over length 150.5 mm (from Z=0.0 to Z=150.5).
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 Ø70.1 mm and length at least 319.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.1 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 Ø68.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø63.6 mm over length 76.4 mm (from Z=0.0 to Z=291.8).
10. Finish turn diameter Ø56.1 mm over length 191.9 mm (from Z=0.0 to Z=215.4).
11. Finish turn diameter Ø51.5 mm over length 23.5 mm (from Z=0.0 to Z=23.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø41.9 mm and length at least 293.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.9 mm over length 102.7 mm (from Z=0.0 to Z=102.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø33.2 mm over length 48.7 mm (from Z=0.0 to Z=185.5).
10. Finish turn diameter Ø30.0 mm over length 136.8 mm (from Z=0.0 to Z=136.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø64.7 mm and length at least 77.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.7 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 Ø62.7 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 Ø55.6 mm over length 20.0 mm (from Z=0.0 to Z=58.7).
9. Finish turn diameter Ø36.3 mm over length 38.7 mm (from Z=0.0 to Z=38.7).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø64.2 mm and length at least 123.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.2 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 Ø62.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø43.3 mm over length 28.2 mm (from Z=0.0 to Z=110.1).
9. Finish turn diameter Ø38.6 mm over length 22.1 mm (from Z=0.0 to Z=81.9).
10. Finish turn diameter Ø32.3 mm over length 27.4 mm (from Z=0.0 to Z=59.8).
11. Finish turn diameter Ø30.0 mm over length 32.4 mm (from Z=0.0 to Z=32.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø72.5 mm and length at least 192.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.5 mm over length 17.5 mm (from Z=0.0 to Z=17.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.5 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 Ø53.6 mm over length 83.0 mm (from Z=0.0 to Z=169.7).
9. Finish turn diameter Ø41.0 mm over length 72.9 mm (from Z=0.0 to Z=86.7).
10. Finish turn diameter Ø30.0 mm over length 13.8 mm (from Z=0.0 to Z=13.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø59.7 mm and length at least 173.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.7 mm over length 56.2 mm (from Z=0.0 to Z=56.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.7 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 Ø41.6 mm over length 32.9 mm (from Z=0.0 to Z=112.6).
9. Finish turn diameter Ø30.0 mm over length 79.7 mm (from Z=0.0 to Z=79.7).
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 Ø56.8 mm and length at least 274.9 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 35.3 mm (from Z=0.0 to Z=35.3).
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 Ø35.7 mm over length 37.7 mm (from Z=0.0 to Z=234.6).
10. Finish turn diameter Ø30.0 mm over length 196.9 mm (from Z=0.0 to Z=196.9).
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 Ø42.7 mm and length at least 130.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.7 mm over length 47.0 mm (from Z=0.0 to Z=47.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø40.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 78.0 mm (from Z=0.0 to Z=78.0).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø41.4 mm and length at least 272.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.4 mm over length 32.8 mm (from Z=0.0 to Z=32.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø32.3 mm over length 119.8 mm (from Z=0.0 to Z=234.6).
10. Finish turn diameter Ø30.0 mm over length 114.8 mm (from Z=0.0 to Z=114.8).
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 Ø49.5 mm and length at least 241.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.5 mm over length 49.7 mm (from Z=0.0 to Z=49.7).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø34.6 mm over length 29.2 mm (from Z=0.0 to Z=187.2).
10. Finish turn diameter Ø30.0 mm over length 158.0 mm (from Z=0.0 to Z=158.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø46.9 mm and length at least 183.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.9 mm over length 30.4 mm (from Z=0.0 to Z=30.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø37.3 mm over length 40.0 mm (from Z=0.0 to Z=147.9).
10. Finish turn diameter Ø30.0 mm over length 107.9 mm (from Z=0.0 to Z=107.9).
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 Ø65.8 mm and length at least 87.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.8 mm over length 19.5 mm (from Z=0.0 to Z=19.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø57.3 mm over length 7.4 mm (from Z=0.0 to Z=63.1).
9. Finish turn diameter Ø41.7 mm over length 30.6 mm (from Z=0.0 to Z=55.7).
10. Finish turn diameter Ø30.0 mm over length 25.1 mm (from Z=0.0 to Z=25.1).
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 Ø71.3 mm and length at least 100.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø69.3 mm over length 16.2 mm (from Z=0.0 to Z=16.2).
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 Ø52.8 mm over length 21.4 mm (from Z=0.0 to Z=79.4).
9. Finish turn diameter Ø35.7 mm over length 20.0 mm (from Z=0.0 to Z=58.0).
10. Finish turn diameter Ø30.0 mm over length 38.0 mm (from Z=0.0 to Z=38.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø63.7 mm and length at least 93.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.7 mm over length 26.3 mm (from Z=0.0 to Z=26.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø61.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø51.6 mm over length 18.6 mm (from Z=0.0 to Z=62.0).
9. Finish turn diameter Ø46.8 mm over length 31.3 mm (from Z=0.0 to Z=43.4).
10. Finish turn diameter Ø34.2 mm over length 12.1 mm (from Z=0.0 to Z=12.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø76.4 mm and length at least 223.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø74.4 mm over length 8.2 mm (from Z=0.0 to Z=8.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø74.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø65.0 mm over length 44.1 mm (from Z=0.0 to Z=210.5).
10. Finish turn diameter Ø61.7 mm over length 54.2 mm (from Z=0.0 to Z=166.4).
11. Finish turn diameter Ø54.6 mm over length 52.0 mm (from Z=0.0 to Z=112.2).
12. Finish turn diameter Ø48.5 mm over length 6.6 mm (from Z=0.0 to Z=60.2).
13. Finish turn diameter Ø40.9 mm over length 53.6 mm (from Z=0.0 to Z=53.6).
14. Break all edges (e.g., 2×45° where applicable).
15. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø43.9 mm and length at least 173.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.9 mm over length 33.0 mm (from Z=0.0 to Z=33.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 135.4 mm (from Z=0.0 to Z=135.4).
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 Ø67.8 mm and length at least 98.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.8 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 Ø65.8 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 Ø52.3 mm over length 10.8 mm (from Z=0.0 to Z=74.4).
9. Finish turn diameter Ø40.5 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>
<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 Ø48.9 mm and length at least 184.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.9 mm over length 6.5 mm (from Z=0.0 to Z=6.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 39.9 mm (from Z=0.0 to Z=173.3).
10. Finish turn diameter Ø30.0 mm over length 133.4 mm (from Z=0.0 to Z=133.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø59.0 mm and length at least 84.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.0 mm over length 12.1 mm (from Z=0.0 to Z=12.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø40.5 mm over length 5.0 mm (from Z=0.0 to Z=67.1).
9. Finish turn diameter Ø34.7 mm over length 21.4 mm (from Z=0.0 to Z=62.1).
10. Finish turn diameter Ø30.0 mm over length 40.7 mm (from Z=0.0 to Z=40.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø39.2 mm and length at least 245.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.2 mm over length 28.8 mm (from Z=0.0 to Z=28.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.2 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 Ø30.6 mm over length 66.1 mm (from Z=0.0 to Z=212.0).
10. Finish turn diameter Ø30.0 mm over length 145.9 mm (from Z=0.0 to Z=145.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø70.3 mm and length at least 242.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.3 mm over length 112.1 mm (from Z=0.0 to Z=112.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.3 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 Ø50.0 mm over length 66.6 mm (from Z=0.0 to Z=125.8).
10. Finish turn diameter Ø40.9 mm over length 18.0 mm (from Z=0.0 to Z=59.2).
11. Finish turn diameter Ø34.0 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>
<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 Ø46.3 mm and length at least 235.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.3 mm over length 105.2 mm (from Z=0.0 to Z=105.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.3 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 124.9 mm (from Z=0.0 to Z=124.9).
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 Ø72.3 mm and length at least 275.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.3 mm over length 47.1 mm (from Z=0.0 to Z=47.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.3 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 Ø64.0 mm over length 143.8 mm (from Z=0.0 to Z=223.0).
10. Finish turn diameter Ø50.1 mm over length 79.2 mm (from Z=0.0 to Z=79.2).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø78.1 mm and length at least 270.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.1 mm over length 30.8 mm (from Z=0.0 to Z=30.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø57.6 mm over length 159.4 mm (from Z=0.0 to Z=235.1).
10. Finish turn diameter Ø52.3 mm over length 75.7 mm (from Z=0.0 to Z=75.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø68.5 mm and length at least 258.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.5 mm over length 156.7 mm (from Z=0.0 to Z=156.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø54.4 mm over length 61.1 mm (from Z=0.0 to Z=97.2).
10. Finish turn diameter Ø34.7 mm over length 36.1 mm (from Z=0.0 to Z=36.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø78.2 mm and length at least 138.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.2 mm over length 6.1 mm (from Z=0.0 to Z=6.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø59.9 mm over length 45.7 mm (from Z=0.0 to Z=127.4).
9. Finish turn diameter Ø43.8 mm over length 5.8 mm (from Z=0.0 to Z=81.7).
10. Finish turn diameter Ø36.6 mm over length 45.5 mm (from Z=0.0 to Z=75.9).
11. Finish turn diameter Ø30.0 mm over length 30.4 mm (from Z=0.0 to Z=30.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø80.1 mm and length at least 171.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.1 mm over length 29.4 mm (from Z=0.0 to Z=29.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø74.1 mm over length 27.3 mm (from Z=0.0 to Z=137.4).
9. Finish turn diameter Ø55.2 mm over length 17.5 mm (from Z=0.0 to Z=110.1).
10. Finish turn diameter Ø49.4 mm over length 92.6 mm (from Z=0.0 to Z=92.6).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø80.1 mm and length at least 143.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø78.1 mm over length 45.9 mm (from Z=0.0 to Z=45.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø78.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.3 mm over length 38.7 mm (from Z=0.0 to Z=93.0).
9. Finish turn diameter Ø59.1 mm over length 54.3 mm (from Z=0.0 to Z=54.3).
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 Ø65.8 mm and length at least 107.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø63.8 mm over length 5.4 mm (from Z=0.0 to Z=5.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø63.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø54.6 mm over length 24.8 mm (from Z=0.0 to Z=97.2).
9. Finish turn diameter Ø40.0 mm over length 12.0 mm (from Z=0.0 to Z=72.4).
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.