The method 1, further comprising annealing the workpiece after compressing {HEAD ~ the outer diameter} of {TAIL ~ the workpiece} 
of
The method 1 , further comprising annealing the workpiece after compressing { HEAD ~ the outer diameter } of { TAIL ~ the workpiece }
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