The Black Diamond Nut Driver Set includes seven SAE nut drivers in the most-used sizes—3/16", 1/4", 5/16", 11/32", 3/8", 7/16", and 1/2". Designed for quick, dependable fastening, each driver offers a secure fit and steady control for assembly, adjustments, and routine service work. It’s a simple, grab-and-go set that keeps key inch sizes together so you can move through jobs faster without stopping to search for the right tool.