General description This 43-piece security screwdriver bit set includes a variety of bits and a bit holder, all stored in a durable plastic case with a secure plastic inlay. The set is designed for professional and DIY use, offering a comprehensive selection of security bits for different applications. Technical specifications Bits manufactured from chrome vanadium steel, hardened and tempered for durability Shot blast finish on bits for improved grip and longevity Bit holder made from zinc alloy steel with a chrome plated finish Bit size: 25mm (1/4 inch) Compatibility and accessories Includes a magnetic bit holder Contains cross slot, Pozidriv, Torx, spanner, Tri-wing, security hex, and security Torx bits Suitable for use with compatible power tools and manual screwdrivers Installation Insert the desired bit into the bit holder or screwdriver Secure the bit in the power tool or manual screwdriver chuck Use the appropriate bit for the screw or fastener Usage Ideal for assembling,