Standard Size: This extended wrench length: 15.3 inches Width: 1.47 inches Height: 0.7 inches Comes with 4 types of drive adapters, expanding the versatility and compatibility of the tool setTorque Capacity: The impact wrench set can be used with a variety of ratchet wrenches, with a maximum torque of 53 ft/lbs, providing superior power for challenging tasksWide Application: This extended wrench set weighs only 1.5 pounds, easy to carry, suitable for workshops, car repairsMaterial: This wrench is made of high carbon steel with chrome plating on the surface to make it stronger, The built in chain transmission mechanism increases the smoothness during use and enhances the durability of the wrenchMultifunctional: This eccentric extension wrench kit can be extended in a small space, so that the ratchet wrench can also have room for movement, with a small swing range, improving work efficiency