The Sealey Premier Fully Polished Socket is crafted from cold-forged Chrome Vanadium steel, ensuring durability and strength. It is hardened and tempered for added resilience and features a chrome-plated, fully polished mirror finish. This socket utilizes the WallDrive® socket configuration and includes a knurled ring for enhanced grip, even with oily hands. It comes with a lifetime guarantee. The socket has a standard depth and a 1/2" Sq drive. Material: Chrome Vanadium. Nett Weight: 0.11kg. Size: 23mm.