PREMIUM ROLL PIN PUNCHES The Brownells Premium Roll Pin Punches are precision-engineered tools designed to facilitate the removal and installation of roll pins in firearms, ensuring efficiency and preventing damage to both pins and surrounding components. Description and Features: Hardened Carbon Steel Construction: Crafted from durable carbon steel, these punches are hardened and tempered to withstand rigorous use, providing longevity and reliability. Spherical Tip Design: Each punch features a spherical tip that precisely centers inside the hollow roll pin, preventing slippage and protecting the pin's end during removal or installation. Mfg: Brownells SPECS: Carbon steel, heat hardened. Set contains 1 each of 1/16",5/64", 3/32", 1/8", 5/32", 3/16", and 7/32" diameter punches.