COMPLETE RIBE FASTENER SOLUTION - 22-piece bit and socket set includes short and long Ribe bits covering sizes M4 to M14, ideal for automotive and mechanical applications requiring secure star-profile fastening DURABLE CHROME VANADIUM SOCKETS - high-quality sockets are manufactured from hardened and tempered chrome vanadium steel for strength, durability, and long service life in demanding workshop use PRECISION S2 STEEL BITS FOR ACCURACY - sand-blasted Ribe bits are made from tough S2 silicon steel, delivering improved wear resistance and reliable fitment to reduce fastener damage VERSATILE DRIVE COMPATIBILITY - includes 3/8" and 1/2" square drive bit holders, allowing use with a wide range of ratchets, breakers, and torque tools for maximum flexibility TRUSTED DRAPER TOOLS QUALITY - since 1919, Draper Tools has supplied reliable hand tools, DIY tools, power tools, gardening tools, automotive tools and accessories trusted by trade professionals, engineers and DIYers across the UK and Europe