When a hydraulic valve lifter is desired, the extrusion punch 18 merely has {HEAD ~ a rounded end portion} instead of {TAIL ~ the protrusion} 19 
When a hydraulic valve lifter is desired , the extrusion punch 18 merely has { HEAD ~ a rounded end portion } instead of { TAIL ~ the protrusion } 19
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH