Milwaukee Shockwave 6-Piece 3/8" Drive Metric Impact Socket Set, Model 49-66-7036. This set is brand new in original retail packaging. It features 6-point sockets designed for high-torque applications and use with impact wrenches. Includes a 1/4" hex to 3/8" square socket adapter. Sockets feature bold, long-lasting markings that are stamped and ink-filled for easy identification. Impact Duty construction ensures durability and long life. Includes sizes 10, 13, 15, 17, and 19 mm. Guaranteed by Milwaukee's lifetime warranty.