High quality button wire eye backs, rust resistant.
U.S Sizing:
Size 22 (approx 14mm button dia.)
Size 30 (approx 19mm button dia.)
Size 36 (approx 23mm button dia.)
Size 45 (approx 28mm button dia.)
***Please note, these can only be used in conjunction with the corresponding Die and Cutter Sets, and button press machine.