Sealey Impact Deep Sockets 1/2in Sq Drive - Sealey IS1216D, Chrome Vanadium, drop-forged, deep WallDrive® impact socket. Hardened and tempered for added strength, with phosphate finish for greater corrosion resistance. Ideal for use with air impact wrenches.Model NoIS1216DDepth:DeepDrive:1/2"SqMaterial:Chrome VanadiumNett Weight:0.15KgSize:16mm Sealey IS1216D Impact Socket 16mm Deep 1/2"sq Drive