import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,20,0))
r=w0.sketch().segment((-94,-93),(2,-100)).segment((7,-41)).arc((10,-34),(11,-27)).segment((71,-27)).segment((71,48)).segment((79,53)).segment((71,64)).segment((71,100)).segment((-21,100)).segment((-21,61)).segment((-83,64)).segment((-87,6)).arc((-93,-14),(-90,-34)).close().assemble().finalize().extrude(-40).union(w0.workplane(offset=-31/2).moveTo(60,46).cylinder(31,34))