General description This is a 19-piece magnetic bit holder set designed for various screwdriving tasks. The bits are made from chrome vanadium steel, hardened and tempered for durability, with a shot blast finish for added strength. The set includes a magnetic zinc alloy steel bit holder with a chrome-plated finish, making it easy to hold and handle bits securely. The bits are compatible with standard 1/4" drive tools and are supplied in a convenient storage case for easy organization and access. Technical specifications Bit length: 25mm (1/4 inch) Material: Chrome vanadium steel, hardened and tempered Finish: Shot blast Magnetic bit holder: Zinc alloy steel, chrome plated, hardened and tempered Compatibility and accessories Compatible with standard 1/4" drive power tools Includes plain slot bits, PZ (Pozidriv) bits, Hex bits, and Draper TX - STAR bits Installation Insert the desired bit into the magnetic holder Attach the holder to your 1/4" drive power tool Usage Use the bits for