Double-ended heading punch and method

Details Double-ended heading punch and method Double-ended heading punch and method

B - Operations, Transporting

21

D

10/2, 76/3

B21D 28/02 (2006.01) B21K 1/46 (2006.01) B21K 5/20 (2006.01)

Patent

CA 1079461

ABSTRACT A punch for forming a fastener head has a shaped projection at each end ant is releasably secured in a holder with one end abutting against a ledge on the inside of the holder and the other end extending beyond the holder. The shaped projections are formed simultaneously by a pair of hobs in one press stroke.

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