Sunex 264911 Soc 21Mm 1/2D Imp Hex Male

Features and Benefits: Forged from the finest chrome-molybdenum alloy steel, the best choice for strength Radius corner design extends the life of fasteners, design drives the side of the fastener instead of the corner Design also avoids rounding of rusted or damaged fasteners Socket is black oxide finish and has etchings for identification This is a hex impact socket and is 21 mm. It is 1/2 in. drive. This socket is designed to tackle the toughest jobs with solid durability and keeps them pounding job after job.