Pre-ground, parallel-tipped screwdrivers are designed to fit specific firearm screw applications. These tools feature a square shank, hardened tips, a square hardwood handle and a nickel-plated ferrule. Manufactured in the USA, they come with a limited warranty. The Colt Set comprises three screwdrivers and includes a convenient vinyl carry pouch. The blades are precision-ground to fit Colt SAA trigger/hammer screws, grip screws and grip frame screws, as well as most clones.