import cadquery as cq
w0=cq.Workplane('YZ',origin=(-57,0,0))
r=w0.sketch().push([(-28,21)]).circle(62).reset().face(w0.sketch().segment((-85,2),(-30,-32)).segment((-12,-2)).segment((-67,33)).close().assemble(),mode='s').finalize().extrude(55).union(w0.sketch().arc((-19,73),(-93,2),(10,2)).arc((15,9),(18,17)).segment((33,2)).segment((97,66)).segment((97,99)).segment((96,100)).segment((19,24)).arc((10,56),(-19,73)).assemble().reset().face(w0.sketch().segment((-92,-98),(50,-100)).segment((51,-66)).segment((-92,-65)).close().assemble()).finalize().extrude(115))