Excellent MaterialMade of Hardened steel construction, drop forged, heat treated knurled steel for extreme durability, work ability.^ Double Face Hammer25mm replaceable double-faced comfort grip hammer mallet that deliver a perfect solid strike without damaging small parts or finished work surface. Its lightweight hollow tubular steel handle shifts the weight balance toward head for extra power in each blow. the cushioned non-slip rubber re-mold offers comfortable and firm grip.^ Safe DesignErgonomically Knurled Great Handle Grips helps Decrease fatigue and Increase Punching success. Safe Hemispherical Recessed design to cradle the roll pin, so it wont cause scratches or damage to your firearm.^ Multiple SizesInclude 9 different size including 1/16, 5/64, 3/32, 1/8, 5/32, 3/16, 7/32, 1/4, 5/16punch size. This 9pcs roll pin punch set tool kit come with red carrying case, easy to use, carry, storage or hang this tool set.^ Wide Application Roll Pin Punch Set Kit is perfect tool for gunsmith, jewelers, watchmakers, engineers, carpenters - use on Machinery, Vehicles, Woodwork and Crafts.