General description Suited for the insertion and removal of fasteners and fixings using 1/2" square drive tooling, the Kennedy No.4 x 55mm Pozi Screwdriver Socket Bit is ideal for a variety of applications. Made from chrome vanadium steel and fully chrome plated with a mirror finish, this product emphasizes longevity and high standards. It features a ball retaining groove on each face of the square drive and is available in various socket sizes and bit types. Technical specifications Bit Length: 17mm Bit Type: Pozidriv Drive Size: 1/2in Drive Type: Square Finish/Coating: Chrome Plated MFR Part No.: Double Knurl Material: Chrome Vanadium Steel Overall Length: 55mm Size System: Metric Socket Depth: Standard Socket Size: No.4mm Socket Type: Screwdriver Bit Socket Typical Applications Construction Automotive Engineering DIY Plumbing Electrical Other information