| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-50,0)) | |
| r=w0.sketch().segment((21,-36),(22,-34)).segment((23,-34)).arc((13,-28),(21,-36)).assemble().push([(18,-32)]).circle(2,mode='s').finalize().extrude(64).union(w0.workplane(offset=100/2).box(52,92,100)) |