a second portion configured to engage a side of a cutting tool disposed within the output shaft of the reciprocating assembly, {HEAD ~ the second portion} including {TAIL ~ a bore} receiving a lock spring therein configured for biasing the lock pin in the lock position; and 
including
a second portion configured to engage a side of a cutting tool disposed within the output shaft of the reciprocating assembly , { HEAD ~ the second portion } including { TAIL ~ a bore } receiving a lock spring therein configured for biasing the lock pin in the lock position ; and
OTH 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 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