The Armorers Master Hammer and Accu-Punch 11-Piece Standard Pin Punch Set meticulously designed for gunsmiths. The Armorers Master Hammer boasts a 22-ounce forged hammer with a full-length tang for precision control. It comes with interchangeable hammer heads and a magnetic pin starter for effortless adaptation and firearm modifications. The Accu-Punch set features hardened steel punches with nickel plating for corrosion resistance and a hex-shaped handle for precise control.