The Groz Impact Socket Hex is a heavy-duty 1/2" drive socket engineered for impact wrench and air ratchet use, featuring a 21mm hex head and CR-MO steel construction for superior durability under high torque. The black oxide finish resists corrosion, and the reinforced design prevents socket splitting and cracking during demanding fastening and removal tasks. Ideal for automotive technicians, workshop professionals, and mechanics working on vehicles, machinery, and industrial equipment.