Produced from high quality stainless steel for unmatched reliability, the BKK Duolock Snap-51 Stainless Steel Snaps are well suited for any application. These duolock snaps utilize precision shaping and tempering optimize strength and elasticity. Fine chemical polishing creates a smooth surface that prevents line damage. With extreme corrosion resistance that preserves strength after extended use, anglers can continually rely on these snaps no matter what their target species is.