KT Pro Tools A4005CR 1/2" Drive 47-Piece Combination SAE and Metric Socket Set KT PRO 47-piece 1/2" Drive Combination Socket Set Includes 1/2" Drive Reversible 10" Quick Release Ratchet with 11 dual pawl gear action (32 teeth) in high polish chrome, 2" Extension Bar and 5" Extension Bar Includes 1/2" Drive SAE 12-Point Sockets 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1 1/16"; 1/2" Drive SAE Deep Well 12-Point Sockets 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16" Includes 1/2" Drive Metric 12-Point Sockets 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, & 24 mm; 1/2" Drive Metric Deep Well 12-Point Sockets 10, 11, 12, 13, 14, 15, 16, 17, 18, & 19mm Convenient blow molded plastic case with hinged dual snaps