Sealey IS1220D Impact Socket 20mm Deep 1/2"Sq Drive 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. IS1220D Features One of a comprehensive range of Premier Hand Tools, suitable for daily professional use Chrome Vanadium, drop-forged, deep WallDrive® impact socket Hardened and tempered for added strength, with a phosphate finish for greater corrosion resistance Ideal for use with air impact wrenches Lifetime guarantee* IS1220D Specification Model No IS1220D Brand: Premier Depth: Deep Drive: 1/2"Sq Material: Chrome Vanadium Nett Weight: 0.26kg Size: 20mm What is included: 1 x Sealey IS1220D Impact Socket 20mm Deep 1/2"Sq Drive