{HEAD ~ A ratchet wrench} includes {TAIL ~ a base} connected to a handle and a cylindrical top on the base has two recesses for receiving two pawls therein 
{ HEAD ~ A ratchet wrench } includes { TAIL ~ a base } connected to a handle and a cylindrical top on the base has two recesses for receiving two pawls therein
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH