{HEAD ~ The clearance} between {TAIL ~ the punch} and the die recess are specifically sized relative to the material thickness to achieve optimum fastening characteristics 
between
{ HEAD ~ The clearance } between { TAIL ~ the punch } and the die recess are specifically sized relative to the material thickness to achieve optimum fastening characteristics
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