Impact Socket Set, Alloy Steel, Black Oxide, 1/4 in, 3/8 in, 1/2 in, Impact Rated Yes, Socket Depth Deep, Standard, Socket Shape 6-Point, Includes Standard Sockets Yes, Standard Socket Style/Size Standard 6-Point: 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 17 mm, 19 mm, 3/8 in, 1/2 in, 9/16 in, 5/8 in, 11/16 in, 3/4 in, Standard Socket Count/Style (27) 6-Point, Includes Deep Sockets Yes