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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø49.2 mm and length at least 109.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.2 mm over length 12.2 mm (from Z=0.0 to Z=12.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø33.5 mm over length 11.8 mm (from Z=0.0 to Z=91.8).
9. Finish turn diameter Ø30.0 mm over length 80.0 mm (from Z=0.0 to Z=80.0).
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 Ø45.1 mm and length at least 201.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.1 mm over length 16.0 mm (from Z=0.0 to Z=16.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter 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 steel round bar (material 42CrMo4) with diameter at least Ø56.6 mm and length at least 145.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.6 mm over length 41.1 mm (from Z=0.0 to Z=41.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.6 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 Ø42.7 mm over length 17.4 mm (from Z=0.0 to Z=99.5).
9. Finish turn diameter Ø33.4 mm over length 28.7 mm (from Z=0.0 to Z=82.1).
10. Finish turn diameter Ø30.0 mm over length 53.4 mm (from Z=0.0 to Z=53.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø54.7 mm and length at least 150.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.7 mm over length 41.7 mm (from Z=0.0 to Z=41.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø45.4 mm over length 57.9 mm (from Z=0.0 to Z=103.5).
9. Finish turn diameter Ø41.9 mm over length 13.7 mm (from Z=0.0 to Z=45.6).
10. Finish turn diameter Ø33.9 mm over length 12.1 mm (from Z=0.0 to Z=31.9).
11. Finish turn diameter Ø30.0 mm over length 19.8 mm (from Z=0.0 to Z=19.8).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø51.8 mm and length at least 228.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.8 mm over length 10.7 mm (from Z=0.0 to Z=10.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.8 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 Ø34.1 mm over length 47.2 mm (from Z=0.0 to Z=212.5).
10. Finish turn diameter Ø30.0 mm over length 165.3 mm (from Z=0.0 to Z=165.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø64.0 mm and length at least 211.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø62.0 mm over length 49.3 mm (from Z=0.0 to Z=49.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø62.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø53.3 mm over length 15.4 mm (from Z=0.0 to Z=157.1).
10. Finish turn diameter Ø37.1 mm over length 40.2 mm (from Z=0.0 to Z=141.7).
11. Finish turn diameter Ø30.0 mm over length 101.5 mm (from Z=0.0 to Z=101.5).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø47.8 mm and length at least 138.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø45.8 mm over length 11.8 mm (from Z=0.0 to Z=11.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø45.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø34.3 mm over length 49.9 mm (from Z=0.0 to Z=121.9).
9. Finish turn diameter Ø30.0 mm over length 72.0 mm (from Z=0.0 to Z=72.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø42.0 mm and length at least 132.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø40.0 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 Ø40.0 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 Ø34.6 mm over length 25.9 mm (from Z=0.0 to Z=112.8).
9. Finish turn diameter Ø30.0 mm over length 86.9 mm (from Z=0.0 to Z=86.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø70.5 mm and length at least 255.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.5 mm over length 64.3 mm (from Z=0.0 to Z=64.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø58.8 mm over length 75.4 mm (from Z=0.0 to Z=185.8).
10. Finish turn diameter Ø46.9 mm over length 25.5 mm (from Z=0.0 to Z=110.4).
11. Finish turn diameter Ø31.4 mm over length 61.7 mm (from Z=0.0 to Z=84.9).
12. Finish turn diameter Ø30.0 mm over length 23.2 mm (from Z=0.0 to Z=23.2).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø49.3 mm and length at least 117.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.3 mm over length 17.3 mm (from Z=0.0 to Z=17.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø32.0 mm over length 30.3 mm (from Z=0.0 to Z=95.4).
9. Finish turn diameter Ø30.0 mm over length 65.1 mm (from Z=0.0 to Z=65.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø34.6 mm and length at least 190.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.6 mm over length 23.7 mm (from Z=0.0 to Z=23.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 162.2 mm (from Z=0.0 to Z=162.2).
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 Ø53.6 mm and length at least 173.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.6 mm over length 46.9 mm (from Z=0.0 to Z=46.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø37.4 mm over length 43.7 mm (from Z=0.0 to Z=122.0).
9. Finish turn diameter Ø30.0 mm over length 78.3 mm (from Z=0.0 to Z=78.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø35.9 mm and length at least 246.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.9 mm over length 65.1 mm (from Z=0.0 to Z=65.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø33.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 176.5 mm (from Z=0.0 to Z=176.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø78.8 mm and length at least 127.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø76.8 mm over length 9.2 mm (from Z=0.0 to Z=9.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø76.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø62.1 mm over length 39.2 mm (from Z=0.0 to Z=113.0).
9. Finish turn diameter Ø43.6 mm over length 16.6 mm (from Z=0.0 to Z=73.8).
10. Finish turn diameter Ø30.0 mm over length 57.2 mm (from Z=0.0 to Z=57.2).
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 Ø36.7 mm and length at least 174.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.7 mm over length 44.9 mm (from Z=0.0 to Z=44.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 124.2 mm (from Z=0.0 to Z=124.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø48.5 mm and length at least 72.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.5 mm over length 17.6 mm (from Z=0.0 to Z=17.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø39.6 mm over length 21.1 mm (from Z=0.0 to Z=50.1).
9. Finish turn diameter Ø30.0 mm over length 29.0 mm (from Z=0.0 to Z=29.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø48.5 mm and length at least 147.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø46.5 mm over length 63.7 mm (from Z=0.0 to Z=63.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø46.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.0 mm over length 78.6 mm (from Z=0.0 to Z=78.6).
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 Ø57.8 mm and length at least 92.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.8 mm over length 19.1 mm (from Z=0.0 to Z=19.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø42.9 mm over length 40.7 mm (from Z=0.0 to Z=68.6).
9. Finish turn diameter Ø30.0 mm over length 27.9 mm (from Z=0.0 to Z=27.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø49.4 mm and length at least 227.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.4 mm over length 48.5 mm (from Z=0.0 to Z=48.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.4 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 Ø36.0 mm over length 21.7 mm (from Z=0.0 to Z=174.2).
10. Finish turn diameter Ø30.0 mm over length 152.5 mm (from Z=0.0 to Z=152.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø49.7 mm and length at least 301.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.7 mm over length 92.5 mm (from Z=0.0 to Z=92.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.7 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 Ø31.2 mm over length 117.9 mm (from Z=0.0 to Z=204.4).
10. Finish turn diameter Ø30.0 mm over length 86.5 mm (from Z=0.0 to Z=86.5).
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 stainless steel round bar (material 1.4301) with diameter at least Ø34.1 mm and length at least 283.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.1 mm over length 90.5 mm (from Z=0.0 to Z=90.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.1 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 187.9 mm (from Z=0.0 to Z=187.9).
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 Ø49.1 mm and length at least 271.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.1 mm over length 64.6 mm (from Z=0.0 to Z=64.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø32.2 mm over length 102.2 mm (from Z=0.0 to Z=201.4).
10. Finish turn diameter Ø30.0 mm over length 99.2 mm (from Z=0.0 to Z=99.2).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø32.3 mm and length at least 218.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.3 mm over length 71.0 mm (from Z=0.0 to Z=71.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.3 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 142.7 mm (from Z=0.0 to Z=142.7).
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 Ø81.2 mm and length at least 106.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.2 mm over length 20.9 mm (from Z=0.0 to Z=20.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø79.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø67.9 mm over length 39.2 mm (from Z=0.0 to Z=80.4).
9. Finish turn diameter Ø63.4 mm over length 23.8 mm (from Z=0.0 to Z=41.2).
10. Finish turn diameter Ø53.2 mm over length 17.4 mm (from Z=0.0 to Z=17.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø39.4 mm and length at least 219.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.4 mm over length 67.8 mm (from Z=0.0 to Z=67.8).
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. Center-drill the free end and support the bar with 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 147.1 mm (from Z=0.0 to Z=147.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø38.4 mm and length at least 304.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.4 mm over length 59.8 mm (from Z=0.0 to Z=59.8).
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 239.3 mm (from Z=0.0 to Z=239.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø50.9 mm and length at least 116.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.9 mm over length 17.8 mm (from Z=0.0 to Z=17.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø39.3 mm over length 62.4 mm (from Z=0.0 to Z=93.2).
9. Finish turn diameter Ø30.0 mm over length 30.8 mm (from Z=0.0 to Z=30.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø49.1 mm and length at least 305.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.1 mm over length 31.3 mm (from Z=0.0 to Z=31.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø35.7 mm over length 226.5 mm (from Z=0.0 to Z=268.8).
10. Finish turn diameter Ø30.0 mm over length 42.3 mm (from Z=0.0 to Z=42.3).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø46.4 mm and length at least 193.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.4 mm over length 54.3 mm (from Z=0.0 to Z=54.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.4 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 Ø32.7 mm over length 10.1 mm (from Z=0.0 to Z=133.8).
10. Finish turn diameter Ø30.0 mm over length 123.7 mm (from Z=0.0 to Z=123.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø53.8 mm and length at least 105.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø51.8 mm over length 10.9 mm (from Z=0.0 to Z=10.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø51.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø36.5 mm over length 23.5 mm (from Z=0.0 to Z=89.8).
9. Finish turn diameter Ø30.0 mm over length 66.3 mm (from Z=0.0 to Z=66.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø37.6 mm and length at least 189.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.6 mm over length 7.9 mm (from Z=0.0 to Z=7.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.6 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 176.2 mm (from Z=0.0 to Z=176.2).
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 16MnCr5) with diameter at least Ø46.0 mm and length at least 120.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.0 mm over length 19.6 mm (from Z=0.0 to Z=19.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.0 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 95.9 mm (from Z=0.0 to Z=95.9).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø39.1 mm and length at least 160.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.1 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 Ø37.1 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 56.0 mm (from Z=0.0 to Z=120.3).
9. Finish turn diameter Ø30.0 mm over length 64.3 mm (from Z=0.0 to Z=64.3).
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 Ø32.0 mm and length at least 117.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø30.0 mm over length 107.8 mm (from Z=0.0 to Z=107.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø29.3 mm over length 5.0 mm (from Z=0.0 to Z=5.0).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø32.0 mm and length at least 198.0 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 141.6 mm (from Z=0.0 to Z=141.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø29.6 mm over length 51.4 mm (from Z=0.0 to Z=51.4).
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 241.5 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 224.0 mm (from Z=0.0 to Z=224.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø28.5 mm over length 12.5 mm (from Z=0.0 to Z=12.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø44.4 mm and length at least 85.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.4 mm over length 41.5 mm (from Z=0.0 to Z=41.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.4 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 Ø38.8 mm over length 27.8 mm (from Z=0.0 to Z=38.9).
9. Finish turn diameter Ø30.0 mm over length 11.1 mm (from Z=0.0 to Z=11.1).
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 Ø67.4 mm and length at least 80.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.4 mm over length 7.5 mm (from Z=0.0 to Z=7.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø65.4 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø58.4 mm over length 22.9 mm (from Z=0.0 to Z=68.0).
9. Finish turn diameter Ø39.5 mm over length 31.2 mm (from Z=0.0 to Z=45.1).
10. Finish turn diameter Ø30.0 mm over length 13.9 mm (from Z=0.0 to Z=13.9).
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 stainless steel round bar (material 1.4301) with diameter at least Ø73.0 mm and length at least 223.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.0 mm over length 113.5 mm (from Z=0.0 to Z=113.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø58.0 mm over length 54.4 mm (from Z=0.0 to Z=104.8).
10. Finish turn diameter Ø43.8 mm over length 27.4 mm (from Z=0.0 to Z=50.4).
11. Finish turn diameter Ø35.1 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 16MnCr5) with diameter at least Ø68.9 mm and length at least 133.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.9 mm over length 6.8 mm (from Z=0.0 to Z=6.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.9 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 Ø58.7 mm over length 22.2 mm (from Z=0.0 to Z=121.2).
9. Finish turn diameter Ø51.6 mm over length 24.4 mm (from Z=0.0 to Z=99.0).
10. Finish turn diameter Ø36.7 mm over length 28.1 mm (from Z=0.0 to Z=74.6).
11. Finish turn diameter Ø30.0 mm over length 46.5 mm (from Z=0.0 to Z=46.5).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø79.8 mm and length at least 292.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.8 mm over length 95.1 mm (from Z=0.0 to Z=95.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø68.9 mm over length 73.0 mm (from Z=0.0 to Z=192.7).
10. Finish turn diameter Ø61.2 mm over length 13.4 mm (from Z=0.0 to Z=119.7).
11. Finish turn diameter Ø46.2 mm over length 106.3 mm (from Z=0.0 to Z=106.3).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø45.4 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 Ø43.4 mm over length 20.2 mm (from Z=0.0 to Z=20.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.4 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 159.6 mm (from Z=0.0 to Z=159.6).
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 Ø68.0 mm and length at least 234.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.0 mm over length 11.5 mm (from Z=0.0 to Z=11.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø54.7 mm over length 46.8 mm (from Z=0.0 to Z=217.8).
10. Finish turn diameter Ø46.9 mm over length 38.0 mm (from Z=0.0 to Z=171.0).
11. Finish turn diameter Ø33.3 mm over length 64.9 mm (from Z=0.0 to Z=133.0).
12. Finish turn diameter Ø30.0 mm over length 68.1 mm (from Z=0.0 to Z=68.1).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø44.7 mm and length at least 321.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.7 mm over length 12.7 mm (from Z=0.0 to Z=12.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 304.2 mm (from Z=0.0 to Z=304.2).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø67.7 mm and length at least 100.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø65.7 mm over length 33.1 mm (from Z=0.0 to Z=33.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø65.7 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø51.8 mm over length 34.1 mm (from Z=0.0 to Z=62.1).
9. Finish turn diameter Ø35.5 mm over length 28.0 mm (from Z=0.0 to Z=28.0).
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 Ø58.5 mm and length at least 312.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø56.5 mm over length 25.5 mm (from Z=0.0 to Z=25.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø56.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø41.1 mm over length 81.9 mm (from Z=0.0 to Z=282.3).
10. Finish turn diameter Ø30.0 mm over length 200.4 mm (from Z=0.0 to Z=200.4).
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 Ø43.5 mm and length at least 223.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.5 mm over length 48.7 mm (from Z=0.0 to Z=48.7).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.5 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 169.3 mm (from Z=0.0 to Z=169.3).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø79.4 mm and length at least 112.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.4 mm over length 15.0 mm (from Z=0.0 to Z=15.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.4 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 Ø64.2 mm over length 18.4 mm (from Z=0.0 to Z=92.6).
9. Finish turn diameter Ø53.0 mm over length 7.3 mm (from Z=0.0 to Z=74.2).
10. Finish turn diameter Ø38.6 mm over length 28.2 mm (from Z=0.0 to Z=66.9).
11. Finish turn diameter Ø31.5 mm over length 6.0 mm (from Z=0.0 to Z=38.7).
12. Finish turn diameter Ø30.0 mm over length 32.7 mm (from Z=0.0 to Z=32.7).
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 Ø35.0 mm and length at least 125.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.0 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 Ø33.0 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 90.9 mm (from Z=0.0 to Z=90.9).
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 Ø70.0 mm and length at least 287.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.0 mm over length 46.5 mm (from Z=0.0 to Z=46.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø50.1 mm over length 79.0 mm (from Z=0.0 to Z=235.8).
10. Finish turn diameter Ø31.6 mm over length 74.4 mm (from Z=0.0 to Z=156.8).
11. Finish turn diameter Ø30.0 mm over length 82.4 mm (from Z=0.0 to Z=82.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


[User]
<image>
<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 Ø66.8 mm and length at least 147.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø64.8 mm over length 80.4 mm (from Z=0.0 to Z=80.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø64.8 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 Ø50.5 mm over length 50.5 mm (from Z=0.0 to Z=61.9).
9. Finish turn diameter Ø37.5 mm over length 11.4 mm (from Z=0.0 to Z=11.4).
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 stainless steel round bar (material 1.4301) with diameter at least Ø79.8 mm and length at least 224.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø77.8 mm over length 33.9 mm (from Z=0.0 to Z=33.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø77.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø67.0 mm over length 39.2 mm (from Z=0.0 to Z=185.3).
10. Finish turn diameter Ø53.6 mm over length 36.7 mm (from Z=0.0 to Z=146.1).
11. Finish turn diameter Ø47.2 mm over length 33.8 mm (from Z=0.0 to Z=109.4).
12. Finish turn diameter Ø30.0 mm over length 75.6 mm (from Z=0.0 to Z=75.6).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø73.9 mm and length at least 155.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø71.9 mm over length 28.1 mm (from Z=0.0 to Z=28.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø71.9 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 Ø60.4 mm over length 48.4 mm (from Z=0.0 to Z=121.9).
9. Finish turn diameter Ø41.6 mm over length 52.5 mm (from Z=0.0 to Z=73.5).
10. Finish turn diameter Ø30.0 mm over length 21.0 mm (from Z=0.0 to Z=21.0).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø60.5 mm and length at least 221.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.5 mm over length 100.2 mm (from Z=0.0 to Z=100.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.7 mm over length 27.7 mm (from Z=0.0 to Z=116.1).
10. Finish turn diameter Ø40.6 mm over length 88.4 mm (from Z=0.0 to Z=88.4).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø81.7 mm and length at least 166.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø79.7 mm over length 64.0 mm (from Z=0.0 to Z=64.0).
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 Ø66.8 mm over length 48.0 mm (from Z=0.0 to Z=97.2).
9. Finish turn diameter Ø50.0 mm over length 49.2 mm (from Z=0.0 to Z=49.2).
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 Ø41.2 mm and length at least 124.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø39.2 mm over length 5.0 mm (from Z=0.0 to Z=5.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø39.2 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 114.3 mm (from Z=0.0 to Z=114.3).
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 16MnCr5) with diameter at least Ø77.0 mm and length at least 171.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.0 mm over length 13.2 mm (from Z=0.0 to Z=13.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø75.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø55.7 mm over length 8.9 mm (from Z=0.0 to Z=153.7).
9. Finish turn diameter Ø49.8 mm over length 41.6 mm (from Z=0.0 to Z=144.8).
10. Finish turn diameter Ø41.5 mm over length 30.7 mm (from Z=0.0 to Z=103.2).
11. Finish turn diameter Ø30.5 mm over length 31.2 mm (from Z=0.0 to Z=72.5).
12. Finish turn diameter Ø30.0 mm over length 41.3 mm (from Z=0.0 to Z=41.3).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø46.3 mm and length at least 176.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.3 mm over length 27.1 mm (from Z=0.0 to Z=27.1).
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 Ø35.8 mm over length 12.4 mm (from Z=0.0 to Z=144.2).
10. Finish turn diameter Ø30.0 mm over length 131.8 mm (from Z=0.0 to Z=131.8).
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 stainless steel round bar (material 1.4301) with diameter at least Ø72.1 mm and length at least 179.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø70.1 mm over length 46.8 mm (from Z=0.0 to Z=46.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø70.1 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 Ø60.5 mm over length 91.6 mm (from Z=0.0 to Z=127.3).
9. Finish turn diameter Ø54.3 mm over length 35.7 mm (from Z=0.0 to Z=35.7).
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 aluminium alloy round bar (material EN AW-6082) with diameter at least Ø60.9 mm and length at least 207.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø58.9 mm over length 45.9 mm (from Z=0.0 to Z=45.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø58.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø52.6 mm over length 9.6 mm (from Z=0.0 to Z=156.6).
10. Finish turn diameter Ø34.1 mm over length 38.9 mm (from Z=0.0 to Z=147.0).
11. Finish turn diameter Ø30.0 mm over length 108.1 mm (from Z=0.0 to Z=108.1).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø74.1 mm and length at least 130.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø72.1 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 Ø72.1 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 Ø65.0 mm over length 11.3 mm (from Z=0.0 to Z=109.4).
9. Finish turn diameter Ø61.3 mm over length 29.5 mm (from Z=0.0 to Z=98.1).
10. Finish turn diameter Ø52.1 mm over length 34.6 mm (from Z=0.0 to Z=68.6).
11. Finish turn diameter Ø42.7 mm over length 34.0 mm (from Z=0.0 to Z=34.0).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø55.9 mm and length at least 91.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø53.9 mm over length 18.2 mm (from Z=0.0 to Z=18.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø53.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø47.8 mm over length 31.9 mm (from Z=0.0 to Z=68.1).
9. Finish turn diameter Ø30.0 mm over length 36.2 mm (from Z=0.0 to Z=36.2).
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 Ø35.7 mm and length at least 285.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø33.7 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 Ø33.7 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 263.8 mm (from Z=0.0 to Z=263.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø34.6 mm and length at least 259.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø32.6 mm over length 8.6 mm (from Z=0.0 to Z=8.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø32.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 246.1 mm (from Z=0.0 to Z=246.1).
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 Ø37.9 mm and length at least 292.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø35.9 mm over length 71.5 mm (from Z=0.0 to Z=71.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø35.9 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 216.1 mm (from Z=0.0 to Z=216.1).
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 Ø70.2 mm and length at least 152.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.2 mm over length 8.1 mm (from Z=0.0 to Z=8.1).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.2 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø63.1 mm over length 6.1 mm (from Z=0.0 to Z=139.4).
9. Finish turn diameter Ø53.7 mm over length 49.2 mm (from Z=0.0 to Z=133.3).
10. Finish turn diameter Ø40.9 mm over length 25.7 mm (from Z=0.0 to Z=84.1).
11. Finish turn diameter Ø30.0 mm over length 58.4 mm (from Z=0.0 to Z=58.4).
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 Ø61.8 mm and length at least 261.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.8 mm over length 133.8 mm (from Z=0.0 to Z=133.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.8 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø47.3 mm over length 104.1 mm (from Z=0.0 to Z=122.6).
10. Finish turn diameter Ø34.6 mm over length 18.5 mm (from Z=0.0 to Z=18.5).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø70.5 mm and length at least 137.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø68.5 mm over length 32.3 mm (from Z=0.0 to Z=32.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø68.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø60.7 mm over length 18.0 mm (from Z=0.0 to Z=99.7).
9. Finish turn diameter Ø45.0 mm over length 35.0 mm (from Z=0.0 to Z=81.7).
10. Finish turn diameter Ø30.0 mm over length 46.7 mm (from Z=0.0 to Z=46.7).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø68.7 mm and length at least 313.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø66.7 mm over length 34.0 mm (from Z=0.0 to Z=34.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø66.7 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 Ø60.0 mm over length 128.2 mm (from Z=0.0 to Z=274.5).
10. Finish turn diameter Ø41.8 mm over length 44.6 mm (from Z=0.0 to Z=146.3).
11. Finish turn diameter Ø37.6 mm over length 16.2 mm (from Z=0.0 to Z=101.7).
12. Finish turn diameter Ø30.0 mm over length 85.5 mm (from Z=0.0 to Z=85.5).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø56.5 mm and length at least 172.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø54.5 mm over length 57.6 mm (from Z=0.0 to Z=57.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø54.5 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø42.5 mm over length 21.5 mm (from Z=0.0 to Z=109.5).
9. Finish turn diameter Ø35.1 mm over length 39.2 mm (from Z=0.0 to Z=88.0).
10. Finish turn diameter Ø30.0 mm over length 48.8 mm (from Z=0.0 to Z=48.8).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø54.1 mm and length at least 308.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø52.1 mm over length 46.0 mm (from Z=0.0 to Z=46.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø52.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø35.9 mm over length 53.9 mm (from Z=0.0 to Z=257.1).
10. Finish turn diameter Ø30.0 mm over length 203.2 mm (from Z=0.0 to Z=203.2).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø38.5 mm and length at least 285.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.5 mm over length 143.2 mm (from Z=0.0 to Z=143.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.5 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 136.9 mm (from Z=0.0 to Z=136.9).
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 Ø32.0 mm and length at least 219.7 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 189.6 mm (from Z=0.0 to Z=189.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø29.7 mm over length 25.1 mm (from Z=0.0 to Z=25.1).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø50.6 mm and length at least 97.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.6 mm over length 16.0 mm (from Z=0.0 to Z=16.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.6 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 Ø37.6 mm over length 31.3 mm (from Z=0.0 to Z=76.2).
9. Finish turn diameter Ø34.3 mm over length 6.4 mm (from Z=0.0 to Z=44.9).
10. Finish turn diameter Ø30.0 mm over length 38.5 mm (from Z=0.0 to Z=38.5).
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 Ø38.8 mm and length at least 118.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.8 mm over length 18.6 mm (from Z=0.0 to Z=18.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø36.8 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø30.2 mm over length 19.4 mm (from Z=0.0 to Z=94.9).
9. Finish turn diameter Ø30.0 mm over length 75.5 mm (from Z=0.0 to Z=75.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø77.2 mm and length at least 306.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø75.2 mm over length 37.3 mm (from Z=0.0 to Z=37.3).
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. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø59.7 mm over length 18.8 mm (from Z=0.0 to Z=263.8).
10. Finish turn diameter Ø46.9 mm over length 57.8 mm (from Z=0.0 to Z=245.0).
11. Finish turn diameter Ø37.8 mm over length 60.2 mm (from Z=0.0 to Z=187.2).
12. Finish turn diameter Ø30.0 mm over length 127.0 mm (from Z=0.0 to Z=127.0).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø61.9 mm and length at least 131.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø59.9 mm over length 26.5 mm (from Z=0.0 to Z=26.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø59.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø47.0 mm over length 56.1 mm (from Z=0.0 to Z=99.9).
9. Finish turn diameter Ø42.3 mm over length 43.8 mm (from Z=0.0 to Z=43.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø40.0 mm and length at least 206.3 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 54.8 mm (from Z=0.0 to Z=54.8).
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 Ø31.1 mm over length 36.3 mm (from Z=0.0 to Z=146.5).
10. Finish turn diameter Ø30.0 mm over length 110.2 mm (from Z=0.0 to Z=110.2).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø75.9 mm and length at least 196.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.9 mm over length 42.5 mm (from Z=0.0 to Z=42.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.9 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 Ø56.3 mm over length 40.3 mm (from Z=0.0 to Z=148.7).
10. Finish turn diameter Ø43.3 mm over length 19.5 mm (from Z=0.0 to Z=108.4).
11. Finish turn diameter Ø38.4 mm over length 27.9 mm (from Z=0.0 to Z=88.9).
12. Finish turn diameter Ø30.0 mm over length 61.0 mm (from Z=0.0 to Z=61.0).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø50.5 mm and length at least 243.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.5 mm over length 53.4 mm (from Z=0.0 to Z=53.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.5 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 Ø43.1 mm over length 33.3 mm (from Z=0.0 to Z=184.6).
10. Finish turn diameter Ø36.5 mm over length 33.7 mm (from Z=0.0 to Z=151.3).
11. Finish turn diameter Ø30.0 mm over length 117.6 mm (from Z=0.0 to Z=117.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 259.4 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 191.4 mm (from Z=0.0 to Z=191.4).
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 Ø28.0 mm over length 63.0 mm (from Z=0.0 to Z=63.0).
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 Ø39.6 mm and length at least 153.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.6 mm over length 49.3 mm (from Z=0.0 to Z=49.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.6 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 99.2 mm (from Z=0.0 to Z=99.2).
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 16MnCr5) with diameter at least Ø57.4 mm and length at least 74.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.4 mm over length 5.9 mm (from Z=0.0 to Z=5.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.4 mm.
6. Face the end and set Z=0.
7. 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 6.4 mm (from Z=0.0 to Z=63.2).
9. Finish turn diameter Ø44.0 mm over length 5.7 mm (from Z=0.0 to Z=56.8).
10. Finish turn diameter Ø40.1 mm over length 18.5 mm (from Z=0.0 to Z=51.1).
11. Finish turn diameter Ø30.6 mm over length 20.1 mm (from Z=0.0 to Z=32.6).
12. Finish turn diameter Ø30.0 mm over length 12.5 mm (from Z=0.0 to Z=12.5).
13. Break all edges (e.g., 2×45° where applicable).
14. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a stainless steel round bar (material 1.4301) with diameter at least Ø50.0 mm and length at least 92.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.0 mm over length 24.2 mm (from Z=0.0 to Z=24.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.0 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 Ø34.7 mm over length 31.7 mm (from Z=0.0 to Z=63.3).
9. Finish turn diameter Ø30.0 mm over length 31.6 mm (from Z=0.0 to Z=31.6).
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 Ø36.9 mm and length at least 203.8 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø34.9 mm over length 14.3 mm (from Z=0.0 to Z=14.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø34.9 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 184.5 mm (from Z=0.0 to Z=184.5).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 42CrMo4) with diameter at least Ø51.6 mm and length at least 138.8 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 45.4 mm (from Z=0.0 to Z=45.4).
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. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø43.1 mm over length 38.7 mm (from Z=0.0 to Z=88.4).
9. Finish turn diameter Ø30.0 mm over length 49.7 mm (from Z=0.0 to Z=49.7).
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 Ø38.3 mm and length at least 218.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø36.3 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 Ø36.3 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 Ø32.7 mm over length 77.4 mm (from Z=0.0 to Z=104.3).
10. Finish turn diameter Ø30.0 mm over length 26.9 mm (from Z=0.0 to Z=26.9).
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 Ø57.3 mm and length at least 75.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.3 mm over length 14.3 mm (from Z=0.0 to Z=14.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø36.6 mm over length 5.2 mm (from Z=0.0 to Z=55.7).
9. Finish turn diameter Ø32.9 mm over length 13.6 mm (from Z=0.0 to Z=50.5).
10. Finish turn diameter Ø30.0 mm over length 36.9 mm (from Z=0.0 to Z=36.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


[User]
<image>
<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 130.3 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 114.0 mm (from Z=0.0 to Z=114.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø25.9 mm over length 11.3 mm (from Z=0.0 to Z=11.3).
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 Ø57.9 mm and length at least 140.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø55.9 mm over length 19.9 mm (from Z=0.0 to Z=19.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø55.9 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø52.8 mm over length 41.9 mm (from Z=0.0 to Z=115.2).
9. Finish turn diameter Ø46.7 mm over length 20.1 mm (from Z=0.0 to Z=73.3).
10. Finish turn diameter Ø36.7 mm over length 13.6 mm (from Z=0.0 to Z=53.2).
11. Finish turn diameter Ø30.0 mm over length 39.6 mm (from Z=0.0 to Z=39.6).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø51.8 mm and length at least 318.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø49.8 mm over length 58.6 mm (from Z=0.0 to Z=58.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø49.8 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 Ø38.5 mm over length 80.0 mm (from Z=0.0 to Z=255.1).
10. Finish turn diameter Ø30.0 mm over length 175.1 mm (from Z=0.0 to Z=175.1).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø50.8 mm and length at least 221.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.8 mm over length 65.0 mm (from Z=0.0 to Z=65.0).
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 Ø30.0 mm over length 151.4 mm (from Z=0.0 to Z=151.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø46.3 mm and length at least 193.3 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.3 mm over length 58.4 mm (from Z=0.0 to Z=58.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.3 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø31.2 mm over length 40.3 mm (from Z=0.0 to Z=129.9).
9. Finish turn diameter Ø30.0 mm over length 89.6 mm (from Z=0.0 to Z=89.6).
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 Ø46.1 mm and length at least 86.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø44.1 mm over length 30.3 mm (from Z=0.0 to Z=30.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø44.1 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø36.7 mm over length 19.1 mm (from Z=0.0 to Z=50.9).
9. Finish turn diameter Ø30.0 mm over length 31.8 mm (from Z=0.0 to Z=31.8).
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 Ø32.0 mm and length at least 108.7 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 82.2 mm (from Z=0.0 to Z=82.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø29.8 mm over length 21.5 mm (from Z=0.0 to Z=21.5).
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 Ø33.1 mm and length at least 279.2 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø31.1 mm over length 74.6 mm (from Z=0.0 to Z=74.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø31.1 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø30.0 mm over length 199.6 mm (from Z=0.0 to Z=199.6).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø50.3 mm and length at least 220.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø48.3 mm over length 65.2 mm (from Z=0.0 to Z=65.2).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø48.3 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 Ø35.8 mm over length 24.3 mm (from Z=0.0 to Z=150.2).
10. Finish turn diameter Ø32.3 mm over length 49.5 mm (from Z=0.0 to Z=125.9).
11. Finish turn diameter Ø30.0 mm over length 76.4 mm (from Z=0.0 to Z=76.4).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø32.0 mm and length at least 192.0 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 134.6 mm (from Z=0.0 to Z=134.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø18.6 mm over length 52.4 mm (from Z=0.0 to Z=52.4).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø49.3 mm and length at least 277.4 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.3 mm over length 24.4 mm (from Z=0.0 to Z=24.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.3 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 Ø33.2 mm over length 75.0 mm (from Z=0.0 to Z=248.0).
10. Finish turn diameter Ø30.0 mm over length 173.0 mm (from Z=0.0 to Z=173.0).
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 Ø39.0 mm and length at least 101.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø37.0 mm over length 19.4 mm (from Z=0.0 to Z=19.4).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø37.0 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 77.5 mm (from Z=0.0 to Z=77.5).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø63.2 mm and length at least 299.9 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø61.2 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 Ø61.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø43.5 mm over length 89.6 mm (from Z=0.0 to Z=248.0).
10. Finish turn diameter Ø37.2 mm over length 43.2 mm (from Z=0.0 to Z=158.4).
11. Finish turn diameter Ø30.0 mm over length 115.2 mm (from Z=0.0 to Z=115.2).
12. Break all edges (e.g., 2×45° where applicable).
13. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material C45) with diameter at least Ø59.6 mm and length at least 68.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø57.6 mm over length 8.5 mm (from Z=0.0 to Z=8.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø57.6 mm.
6. Face the end and set Z=0.
7. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
8. Finish turn diameter Ø50.9 mm over length 5.0 mm (from Z=0.0 to Z=55.2).
9. Finish turn diameter Ø40.1 mm over length 23.3 mm (from Z=0.0 to Z=50.2).
10. Finish turn diameter Ø30.0 mm over length 26.9 mm (from Z=0.0 to Z=26.9).
11. Break all edges (e.g., 2×45° where applicable).
12. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø49.2 mm and length at least 237.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø47.2 mm over length 71.3 mm (from Z=0.0 to Z=71.3).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø47.2 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with 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 160.8 mm (from Z=0.0 to Z=160.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a aluminium alloy round bar (material EN AW-6082) with diameter at least Ø75.9 mm and length at least 271.7 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø73.9 mm over length 74.5 mm (from Z=0.0 to Z=74.5).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø73.9 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 Ø58.0 mm over length 25.1 mm (from Z=0.0 to Z=192.2).
10. Finish turn diameter Ø48.4 mm over length 72.2 mm (from Z=0.0 to Z=167.1).
11. Finish turn diameter Ø38.5 mm over length 34.2 mm (from Z=0.0 to Z=94.9).
12. Finish turn diameter Ø30.0 mm over length 60.7 mm (from Z=0.0 to Z=60.7).
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 Ø32.0 mm and length at least 309.3 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 260.9 mm (from Z=0.0 to Z=260.9).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø30.0 mm.
6. Face the end and set Z=0.
7. Center-drill the free end and support the bar with tail support.
8. Rough turn the remaining outer surfaces leaving ~0.5–1.0 mm stock per side for finishing.
9. Finish turn diameter Ø24.2 mm over length 43.4 mm (from Z=0.0 to Z=43.4).
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 42CrMo4) with diameter at least Ø62.3 mm and length at least 95.0 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø60.3 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 Ø60.3 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 Ø44.7 mm over length 20.1 mm (from Z=0.0 to Z=81.8).
9. Finish turn diameter Ø36.6 mm over length 19.6 mm (from Z=0.0 to Z=61.7).
10. Finish turn diameter Ø32.0 mm over length 22.4 mm (from Z=0.0 to Z=42.1).
11. Finish turn diameter Ø30.0 mm over length 19.7 mm (from Z=0.0 to Z=19.7).
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 Ø43.4 mm and length at least 91.5 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø41.4 mm over length 16.6 mm (from Z=0.0 to Z=16.6).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø41.4 mm.
6. Face the end and set Z=0.
7. 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 69.9 mm (from Z=0.0 to Z=69.9).
9. Break all edges (e.g., 2×45° where applicable).
10. Remove the workpiece from the lathe.


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

[Assistant]
1. Select a steel round bar (material 16MnCr5) with diameter at least Ø45.2 mm and length at least 89.1 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø43.2 mm over length 15.0 mm (from Z=0.0 to Z=15.0).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø43.2 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 Ø31.0 mm over length 13.4 mm (from Z=0.0 to Z=69.1).
9. Finish turn diameter Ø30.0 mm over length 55.7 mm (from Z=0.0 to Z=55.7).
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 Ø44.5 mm and length at least 136.6 mm to allow machining allowances.
2. Mount the bar in a three-jaw chuck.
3. Face the end.
4. Finish turn the holding diameter Ø42.5 mm over length 14.8 mm (from Z=0.0 to Z=14.8).
5. Mount the bar in a three-jaw chuck by the holding diameter Ø42.5 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 116.8 mm (from Z=0.0 to Z=116.8).
10. Break all edges (e.g., 2×45° where applicable).
11. Remove the workpiece from the lathe.