Powerbuilt 4 Piece Extension Bar Set, 3/8 Inch Drive, Socket Extender Bars, 1-3/4, 3, 6, and 8 Inch, Detent Ball, Grease Rings, Non-Slip Grip - 640844;

Powerbuilt by Alltrade Tools LLC is a global leader in the design, manufacturing and marketing of tools and shop equipment. Founded in 1979, the Long Beach, California based firm is privately held, with global manufacturing and sales facilities serving customers on every continent. The company's mission statement: Alltrade designs, markets and supplies tools and shop equipment that meet and exceed our customers' expectations of quality, service and value, while achieving profits to ensure the Company's and its employees' future growth and development. Alltrade offers our customers innovation, flexibility and speed to market.