Wright Flex Handles are designed for superior performance with steel pin and tension washer construction for added strength, no binding or locked joint with 7 place indexing head for full 180⁰ rotation. Features: Forged and Machined for Best Fit and Unyielding Strength Precision Heat-Treated and tempered for optimal hardness, ductility and durability Easy to read stamp pattern in order to quickly determine opening size Made in the USA. Designed, Engineered and Manufactured in Barberton, OH Meets and exceeds ASME B107 hand tool standards WARNING: Cancer & Reproductive harm www.P65Warnings.ca.gov