MADE IN AMERICA- High quality, Industrial Grade Professional Tools made in the U.S.A Contains INCH Sizes: .050, 1/16, 5/64, 3/32, 7/64, 1/8 , 9/64, 5/32, & 3/16 plus INCH Sizes: 5/32, 3/16, 7/32, 1/4 , 5/16, & 3/8 and MM sizes: 1.5, 2, 2.5, 3, 4, 5, & 6 plus MM sizes: 3, 4, 5, 6, 8, & 10 and TORX sizes: T8, T10, T15, T20, T25, T27, T30, & T40 EKLIND hex keys (allen wrenches) are used to drive internal hexagon socket (allen head) fasteners OPTIMUM STRENGTH- These EKLIND tools are made with EKLIND Alloy Steel that is heat treated, quenched and tempered for optimum strength, torque and ductility for safety and coated with a rust resistant finish TORX KEYS- Drive Torx, Torx Plus and star socket recess fasteners and meet all applicable standards set by the registered trademark holder, Acument Intellectual Properties, LLC ALWAYS HAVE THE SIZE YOU NEED- This set of popular sizes is held together in one convenient handle and can fold out to a right angle for maximum leverage or out straight for a screwdriver style EKLIND ERGO-FOLD- Fold-up sets that have an ergonomic hard plastic shell that is stronger than steel and has a soft plastic cushion grip for comfort, slip resistance and safety IDENTIFY YOUR TOOLS- Tools are color coded in red for inch sizes, blue for metric sizes and green for TORX sizes so you can reach for the correct tool quickly