Sunex 2640 1/2-Inch Drive SAE Impact Socket Set, Standard/Deep, 6-Point, Cr-Mo, 3/8-Inch - 1-1/2-Inch, 19-Piece CR-MO alloy steel for long life Lifetime warranty Heavy duty blow molded storage case Includes most common SAE sizes used for automotive repairs SAE - inches: 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1, 1-1/16, 1-1/8, 1-3/16, 1-1/4, 1-5/16, 1-3/8, 1-7/16, 1-1/2