Round punch punch jewelry gun repair 40Cr material round punch durable

Durable perforation set for quick and safe pin removal Easy-to-use punches for quick and safe removal of slots or reels, springs and tension pins Multi-purpose: for jewelry repair, watchmaking crafts, crafts, car hooks, garage doors and door hinges, etc. These tools are robust and precise. Inverted cones prevent slipping, scratching and damage to your machines. Punch sizes: 1/16", 5/64", 3/32", 1/8", 5/32", 3/16", 7/32", 1/4", 5/16" (9 sizes)