One of the most popular impact wrenches available on Amazon, the Aircat Killer Torque is a 1/2-inch air impact wrench boasting 1,295 foot-pounds of loosening torque and max torque of 900 ft-lbs.

If you need more power for your wrenching needs, then check out these powered models. Impact wrenches are essential for heavy-duty fastening or loosening tasks, whether you're a professional mechanic ...