{HEAD ~ A reference position} of {TAIL ~ the presetting device} is measured prior to a first use of the manual pliers, this measurement involving actuating the manual pliers 
{ HEAD ~ A reference position } of { TAIL ~ the presetting device } is measured prior to a first use of the manual pliers , this measurement involving actuating the manual pliers
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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