The chain drive mechanism of the extension wrench increases the durability and stability of the ratchet extender. Easily engages fasteners from one side by using a 1:1 ratio and rotating the nut 0 degrees. Ideal for impact and air wrenches, it can withstand up to 53 ft. lbs. (71.2 Nm) of torque, resulting in a more enjoyable and productive work experience! This offset extension wrench is made of high carbon steel with a 0° swing arc for easy access to tightly secured fasteners. A built-in, high-strength chain drive mechanism saves labor and increases efficiency. This offset extension wrench set is designed to handle hard-to-reach fasteners. Whether you are working with limited space in a water pump, power steering pump, generator, air conditioning compressor, transmission, or , this low-profile tool kit provide the assistance necessary to reach the fasteners you need. Our 15.4Inch offset extension wrenches include 1/2Inch, 3/8Inch and 1/4Inch Square Drive Adapters, 1/4Inch Sockets, 1/4Inch and 1/2Inch Ratchet Adapters, 6Inch and 10Inch Extensions Bars, which can be seamlessly switched between multiple adapters, allowing you to choose the socket or impact wrench that's right (not included), Manufacturer: Ounfhtrttk