All of the leak proof drawings are capable of being fabricated using a solid non radially expandable die having {HEAD ~ a recessed cavity} formed therein for cooperation with {TAIL ~ a corresponding punch} having a solid punch projection 
All of the leak proof drawings are capable of being fabricated using a solid non radially expandable die having { HEAD ~ a recessed cavity } formed therein for cooperation with { TAIL ~ a corresponding punch } having a solid punch projection
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 OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH