Description The Pro?Grade 7 Piece 3/8 Inch Drive SAE Socket Set is engineered to deliver reliable performance durability and excellent value for professional and serious DIY users. Crafted from heat treated chrome vanadium steel these sockets offer superior strength and long lasting use while a nickel chrome finish protects against rust and corrosion. Chamfered socket edges and the Dyna Drive torque system direct force to the sides of fasteners improving grip and reducing fastener wear. Built to meet or exceed ANSI specifications this socket set provides confidence and consistency backed by an unconditional lifetime guarantee.Product Details:SAE socket set7 piece set3/8 inch drive6 point socket designIncludes sizes 3/8 inch 7/16 inch 1/2 inch 9/16 inch 5/8 inch 11/16 inch 3/4 inchHeat treated chrome vanadium steel constructionNickel chrome plated for rust and corrosion resistanceChamfered socket edges for smooth fastener engagementDyna Drive torque system for enhanced torque transferMeets or exceeds ANSI specification B107.5MIncludes storage organizer railDesigned for professional and heavy duty use