DEWALT's 23-Piece Combination Impact Socket Set offers a wide variety of sockets for any user need. These sockets have DirectTorque technology to help prevent rounding of fasteners and provide better grip. DEWALT's DWMT74739 Combination Impact Socket Set Includes: 1/2 in Drive 6 point impact sockets: SAE 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1, Metric 13, 14, 15, 16, 17, 18, 19, 21, 22, 241/2 in Drive 5 in Impact Extension1/2 in Drive Drill Adapter1/2 in Drive Quick Release Ratchet | DEWALT 23-Piece 1/2" Drive Combination Impact Socket Set DWMT74739