Features and Benefits: * 12 point design means less wear on fasteners * CR-Mo Alloy Steel for long life * Packaged in heavy duty blow mold case * Fully Guaranteed Includes: Standard: 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"; Deep: 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"; 1/2" drive U joint.