Versatile: This offset extension wrench is used to reach the hard to reach fasteners bolts nuts, and suitable for a variety of tight spaces that a normal wrench couldn't reach. It's 15.4 inches (390mm) long so you can reach pretty deep with it, and its 0° swing arc makes it easy to reach fastener, which helps with water pumps, power steering pumps, generators, a/c compressors, transmissions, starters, for various automotive and home repair tasks, etc, making it a must have tool for tight spaces
Chain Drive Design: This wrench extenders works off an internal chain driving internal sprockets at each end. This is a 3/8-inch square drive output extension wrench with 1/4", 3/8" and 1/2" square drive adapters to easily snap everything into place. From the power end to the bolt head under the socket, the chain drive moves in an approximate 1:1 ratio, which transfers the action from one end to the other, making removal and installation easy with the extension wrench's chain drive design
Torque Limit: This set of extension wrenches is capable of withstanding a maximum torque of 53 ft/lbs (71.2 Nm), and it can used with impact wrenches, pneumatic wrenches and hand ratchets. Note: This torque rating restricts it to use only for light duty work, not good for heavy duty jobs. Don't put too much torque on it, Otherwise, it may be damaged. Therefore, best used with hand ratchets
Durable: Made of steel alloy material and high-strength special chain, high hardness, durability, not easy to damage, its surface chrome-plated and wrapped with a plastic protective layer, not easy to corrode, not easy to slip and easy to operate
Specification: This kit includes wrench extension, 1/4", 3/8", and 1/2" square drive adapters as well as a 1/4-inch socket. Note: It works with a ratchet wrench but is not itself a wrench. This extension tool allows you turn a nut or bolt somewhere there is no room to swing the handle of your ratchet for even one click. It can work as a Z or a U. Remember to set your ratchet opposite when it's on the same side as the socket