General description This Draper 23-Piece Screwdriver and Bit Set (Model 43624) features a chrome-plated blade with a powerful 1/4" magnetic bit holder for secure bit retention. It includes a variety of high-quality bits suitable for different tasks, all organized in a display pack for easy storage and access. Technical specifications Blade material: Chrome-plated steel Bit holder: 1/4" magnetic Bits included: 20 hardened and tempered 8660 alloy steel bits, each 25mm long Bit types: Flat, Phillips, Pozidriv, Hex, and Torx/STAR Compatibility and accessories Compatible with 1/4" drive tools Includes an adaptor for 1/4" square drive to 1/4" hexagon Additional bits: flat (4, 5, 6, 7mm), Phillips (Nos. 1, 2, 3), Pozidriv (Nos. 1, 2, 3), Hex (4, 5, 6mm), and Torx/STAR (T10, T15, T20, T25, T27, T30, T40) Installation Insert the desired bit into the magnetic holder on the screwdriver or use the magnetic bit holder for quick bit changes Attach bits to compatible 1/4" drive tools or use the