| import cadquery as cq | |
| w0=cq.Workplane('ZX',origin=(0,-33,0)) | |
| r=w0.sketch().push([(-4,-31)]).rect(46,38).circle(7,mode='s').finalize().extrude(17).union(w0.sketch().segment((10,48),(17,9)).segment((27,11)).segment((20,50)).close().assemble().finalize().extrude(66)) |