General description This Draper 04497 19-Piece Multi-Bit Screwdriver Set is designed for versatility and convenience. It includes a 1/4" magnetic bit holder with handle and 18 high-quality screwdriver bits, making it suitable for various DIY projects, home repairs, and professional use. Technical specifications 1 x 1/4" magnetic hex bit holder with handle 18 screwdriver bits: Plain slot: 4mm, 5mm, 6mm Phillips (PH): PH1, PH2, PH3 Pozidriv (PZ): No.1, No.2, No.3 TX-STAR® (Torx): T15, T20, T25 Hex: H4, H5, H6 Square: S1, S2, S3 Compatibility and accessories Compatible with standard 1/4" drive tools and screwdriver handles Suitable for a wide range of DIY and home improvement tasks Installation Insert the desired screwdriver bit into the magnetic holder Attach the holder to a compatible screwdriver handle or drill Usage Use the magnetic holder to securely hold screwdriver bits during work Apply appropriate torque for different screw types and sizes Other information The set is supplied