| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-18)) | |
| r=w0.sketch().push([(-40,-15)]).circle(6).reset().face(w0.sketch().segment((-25,-50),(-2,-48)).segment((-2,-49)).segment((3,-49)).segment((3,-48)).segment((29,-46)).segment((25,-2)).segment((3,-3)).segment((3,-2)).segment((-2,-2)).segment((-2,-4)).segment((-10,-4)).segment((-10,-45)).segment((-25,-45)).close().assemble()).finalize().extrude(-14).union(w0.sketch().push([(17,21)]).circle(29).circle(5,mode='s').finalize().extrude(50)) |