3/8 in. and 1/2 in. drives Drop-forged, heat-treated chrome vanadium steel Black oxide finish resist rust and corrosion 8 x 3/8-in. SAE drive deep impact sockets (5/16-in., 3/8-in., 7/16-in., 1/2-in., 9/16-in., 5/8-in., 11/16-in., 3/4-in.) 8 x 3/8-in. MM drive deep impact sockets (8 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 17 mm, 19 mm) 10 x 1/2-in. SAE shallow impact sockets (7/160in., 1/2-in., 9/16-in., 5/8-in., 11/16-in., 3/4-in., 13/16-in., 7/8-in., 15/16-in., 1-in.) 10 x 1/2-in. MM drive shallow impact sockets (11 mm, 12 mm, 13 mm, 14 mm, 16 mm, 17 mm, 19 mm, 21 mm, 22 mm, 24 mm) 1/2-in. x 3/8-in. reducer Blow molded caseBrand-new