Sealey Siegen Deep Socket 1/2"Sq Drive 16mm. This socket is crafted from Chrome Vanadium steel, ensuring durability and strength. It is hardened and tempered for added resilience and features a chrome-plated, mirror finish for a polished look. The WallDrive® socket configuration provides enhanced grip and torque. This product comes with a lifetime guarantee*. Model No. S0672. Weight: 0.01kg.