Punches & Awls features: This roll pin punch set is made of highly quality hardened steel, drop forged, heat treated and knurled steel for great durability and work ability. Perfect tool for jewelers, watchmakers building, engineers, carpenters. Use on machinery, vehicles, woodwork and crafts, excellent tool for adding into your armorers wrench package. Features Color: Assorted. Material: Stainless Steel. Size: About 18X18X1cm/7.07X7.07X0.39inch. Roll needle punch set is a great set of tools designed to remove and re-use roll pin without causing major damage to the pin. Long-term durability, each punch is made of stainless steel, which prevents rounding of the punch and prolongs the punch life. Reverse taper sell and roll needle punches have a reverse-taper design to eliminate the possibility of them sticking in needle holes. The small and light punches kit is a perfect complement for jewelers, watchmakers, engineers, carpenters, and a great multitude of other uses. These are applied with classic natural finish with a dry-touch, rust-preventative coating that gives strong resistance to corrosion, abrasion or glaring damage.