import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-11,0))
w1=cq.Workplane('YZ',origin=(-49,0,0))
r=w0.sketch().arc((-38,-10),(-49,-29),(-26,-36)).segment((50,-36)).segment((50,49)).segment((-38,49)).close().assemble().push([(-43,-28)]).circle(3,mode='s').finalize().extrude(24).union(w1.workplane(offset=65/2).moveTo(-10,-36).cylinder(65,3))