The small head design of the geared box wrench allows you easy access into tight areas, and the 72 tooth ratcheting action allows the wrench to be turned easily while working in tight areas. Has all steel construction and is forged and heat treated using high alloy, U.S. produced steel. Lifetime warranty. (USA) Includes: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16" and 3/4". Non-Stocking Item. May Require Additional Time To Ship.