The misalignment means comprises {HEAD ~ a cavity} of {TAIL ~ predetermined configuration} such that the insert form cutter matingly engages the cavity only when in proper cutting orientation 
of
The misalignment means comprises { HEAD ~ a cavity } of { TAIL ~ predetermined configuration } such that the insert form cutter matingly engages the cavity only when in proper cutting orientation
OTH OTH OTH OTH 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