import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-11,0))
w1=cq.Workplane('XY',origin=(0,0,-30))
r=w0.sketch().push([(36,64)]).circle(36).push([(54.5,-76)]).rect(61,48).finalize().extrude(-56).union(w0.workplane(offset=79/2).moveTo(-82,49).cylinder(79,3)).union(w1.sketch().segment((-28,-36),(-21,-36)).arc((-16,-39),(-10,-41)).arc((10,-32),(32,-34)).segment((32,-30)).arc((44,-2),(32,26)).segment((32,31)).segment((26,31)).arc((2,39),(-21,31)).segment((-28,31)).segment((-28,26)).arc((-39,-2),(-28,-30)).close().assemble().finalize().extrude(-10))