A handle and toggle means is provided for causing the arms to move to their closed position when manually actuated by {HEAD ~ a force} less than {TAIL ~ the force} required to move the arms to their closed position 
less than
A handle and toggle means is provided for causing the arms to move to their closed position when manually actuated by { HEAD ~ a force } less than { TAIL ~ the force } required to move the arms to their closed position
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH