General description Sealey Premier Imperial Deep Socket Set is designed for professional use, featuring 12-point sockets made from cold-forged Chrome Vanadium steel. These sockets are hardened and tempered for enhanced strength and durability. The set includes a fully polished mirror finish that provides excellent corrosion resistance and a knurled ring for improved grip, even with oily fingers. The WallDrive® configuration offers an additional 30% more torque handling power compared to traditional sockets, making this set a reliable choice for various applications. Technical specifications Socket sizes: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16" Drive size: 3/8" Sq Socket type: 12-point Compatibility and accessories Supplied with socket rail for organized storage Other information Lifetime guarantee*