| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-15)) | |
| r=w0.sketch().segment((-12,-50),(12,-50)).segment((12,50)).segment((-12,50)).segment((-12,-38)).segment((-12,-42)).close().assemble().push([(0,-32.5)]).rect(16,11,mode='s').push([(0,0)]).circle(8,mode='s').finalize().extrude(31) |