HART’s (SAE) 11pc ½” Deep Socket Set provide better reach and access to get to hard-to-reach fasteners. Chrome plated for maximum rust resistance, and 12 pt. socket design to prevent round-off. In addition, these sockets are forged from high-grade Chrome Vanadium Steel (CrV) to withstand the rigors of heavy-duty use and large size markings make finding the right size easier. Standard set includes (11) ½” sockets: 3/8”, 7/16”, ½”, 9/16”, 5/8”, 11/16”, ¾”, 13/16”, 7/8”, 15/16”, 1”