{HEAD ~ The apparatus} also includes a cammed jaw connected to the mandrel engaging plate and {TAIL ~ an actuator} 
includes
{ HEAD ~ The apparatus } also includes a cammed jaw connected to the mandrel engaging plate and { TAIL ~ an actuator }
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL