The Elephant 1/2 Inch (1.27 cm) Air Impact Wrench is a powerful and durable impact wrench that is perfect for a variety of applications. With its 1/2-inch(1.27 cm) drive, this impact wrench can handle even the most stubborn bolts and nuts. An impact wrench is a powerful tool that is used to loosen and tighten large nuts and bolts. It is powered by compressed air and has a high no-load speed. This particular model is the Elephant brand, and it weighs 2.18 kg. It comes with one piece in the pack and has a 1/4-inch (0.63 cm) air inlet.