| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,25,0)) | |
| r=w0.sketch().segment((-50,-19),(-13,-25)).segment((-5,19)).segment((-42,25)).close().assemble().finalize().extrude(-50).union(w0.sketch().segment((13,3),(50,3)).segment((50,10)).segment((13,20)).close().assemble().finalize().extrude(-31)) |