import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,16))
r=w0.sketch().segment((-29,-37),(11,-37)).segment((11,-13)).arc((24,-17),(38,-12)).segment((46,-12)).segment((46,-4)).arc((50,10),(46,25)).segment((46,33)).segment((38,33)).arc((23,37),(8,33)).segment((2,33)).segment((2,25)).arc((-3,12),(-1,-1)).arc((-13,-2),(-24,2)).segment((-29,2)).close().assemble().push([(23,10)]).circle(4,mode='s').finalize().extrude(-33).union(w0.workplane(offset=1/2).moveTo(-30,-12).cylinder(1,20))