MADE IN AMERICA- High quality, Industrial Grade Professional Tools made in the U.S.A Contains MM Sizes: 2, 2.5, 3, 4, 5, & 6 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 EKLIND T-HANDLE HEX KEY- You get extra reach and extra leverage with the keys' longer shafts EKLIND POWER-T HEX KEYS- T-Handle hex keys have longer shafts to provide extra reach and leverage, feature a soft, textured cushion grip for extra comfort, slip resistance and safety and have the size permanently molded in the handle so you can identify with ease IDENTIFY YOUR TOOLS- Metric sizes are color coded in blue so you can reach for the correct tool quickly MEETS OR EXCEEDS ALL APPLICABLE STANDARDS- EKLIND tools meet or go beyond the standard regulations set forth in ANSI, ASME, RoHS, REACH, CA Prop 65 and Dodd-Frank Conflict Minerals Legislation