General description This Draper Expert 13-Piece Coloured Screwdriver Bit Set is designed for various fastening tasks, featuring high-quality bits made from durable S2 steel. Each bit has a satin chrome finish and a colored ring for easy identification. The set includes a magnetic bit holder with a quick-release collet for efficient bit changes, all stored in a convenient case for easy access and organization. Technical specifications Bit length: 25mm (1/4 inch) Material: S2 steel, hardened and tempered Finish: Satin chrome Includes: Magnetic bit holder, 4 plain slot bits (3, 4, 5, 6mm), 4 cross slot bits (No.0, No.1, No.2, No.3), 4 PZ bits (No.1, No.2 x2, No.3) Compatibility and accessories Compatible with standard 1/4 inch screwdriver handles and drills Includes a magnetic bit holder with quick-release collet for easy bit changes Installation Insert the desired bit into the magnetic holder or screwdriver handle Ensure the bit is securely seated before use Usage Use the bits for