Klein Tools 66040 2-in-1 Impact Socket Set, 5-Piece

This 5-Piece impact socket set features 8 sizes in 4 easy-to-carry sockets, and consists of the most commonly used impact socket sizes used in electrical and construction work. Each impact socket features two coaxial spring-loaded sockets in one. The high-torque, 12-point design is easier to position on fasteners including square ones. Includes a 1/4-Inch hex by 1/2-Inch adapter and convenient carrying case.