Sunex 3/8 in. Drive 8 mm Hex Driver Impact Socket

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 Black oxide finish and has etchings for identification   This is a hex driver impact socket that is 8 mm. It is 3/8 in. drive. Designed to tackle the toughest jobs with solid durability and keeps them pounding job after job.