Features: Standard Length 12 Pt. S.A.E. Sockets: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4" Includes socket rail All components forged from high quality Chrome Vanadium steel TORQUE DRIVE sockets contact the fastener on the sides rather than the corners, reducing corner rounding and allowing 20% more torque Chamfered edges allow easiest socket placement on fastener, increasing productivity and reducing frustration Extra long deep sockets ensure maximum accessibility Meets or exceeds U.S. Federal Specs: GGG-W-641E and Canadian Government Specs: CDA39-GP-12b and ANSI specificaitions Warning: Do not use chrome sockets on impact wrenches Specifications:Standard Length S.A.E. 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4"* All Pictures Shown Are For Illustration Purpose Only. Actual Product May Vary Due To Product Enhancement.