import cadquery as cq w0=cq.Workplane('YZ',origin=(-38,0,0)) w1=cq.Workplane('YZ',origin=(-14,0,0)) r=w0.sketch().push([(-27.5,5)]).rect(19,12).push([(-27,5)]).circle(3,mode='s').finalize().extrude(-62).union(w1.workplane(offset=114/2).moveTo(1,0).cylinder(114,36))