| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(-5,0,0)) | |
| r=w0.sketch().segment((-9,-18),(6,-18)).segment((6,6)).segment((-1,6)).arc((-13,50),(-9,4)).close().assemble().finalize().extrude(-35).union(w0.workplane(offset=45/2).moveTo(13,-30).cylinder(45,20)) |