Features and Benefits: 1800 ft-lbs of torque at 5000 RPM producing 1600 impacts per minute; Pinless Hammer Mechanism; Triple heat treated Ni-Cr-Mo Alloy Steel for durability; Enlarged D handle can be located on either side of tool; Combined F/R and Power Management Switch; The AIRCAT 1992 is a 1 in.; Impact with an 8 in.; extended anvil designed for Semi-Truck wheels and other large wheels. It has 1800 ft-lbs of torque at 5000 RPM producing 1600 Impacts per Minute. The Pinless Hammer Mechanism and Anvil are made of Triple Heat Treated Ni-Cr-Mo Alloy Steel for reliability and durability. The anvil has both Friction Ring and Through Hole Socket retainer. The 1992 has a combined F/R and Power Management Switch. The Standard AIRCAT 2 Year Warranty.