Sunex 3325 3/8-Inch Drive SAE Master Impact Socket Set, Standard/Deep, 6-Point, Cr-Mo, 5/16-Inch - 1-Inch, 25-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 - 12 STANDARD SOCKETS: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 7/8, 15/16, 1 - 12 DEEP SOCKETS: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1 - 1 UNIVERSAL JOINT