Pneumatic impact wrench

Chicago Pneumatic CP797-6 1″ Pneumatic Impact Wrench – The Ultimate Tool for Heavy-Duty Applications

The Chicago Pneumatic CP797-6 is engineered for professionals who demand power, durability, and efficiency in their tools. This 1-inch drive pneumatic impact wrench delivers a maximum reverse torque of 1,400 ft-lbs (1,898 Nm), making it ideal for heavy vehicle tire changes, truck and bus maintenance, and heavy equipment servicing.

Featuring a 6-inch extended anvil, the CP797-6 provides easy access to deep lug nuts and hard-to-reach areas, enhancing productivity in demanding environments. Its double rocking dog clutch mechanism, housed in a robust aluminum body with a steel clutch housing, ensures smooth operation and exceptional durability under continuous use.

The D-handle with inside trigger design offers ergonomic comfort and precise control, while the teasing throttle and convenient reverse valve allow for seamless directional changes and speed adjustments. Operating at a free speed of 4,200 RPM and delivering 1,080 blows per minute, this impact wrench ensures rapid and efficient performance.

With an average air consumption of 10 CFM and a sound pressure level of 110 dB(A), the CP797-6 balances power with operational efficiency. Its vibration level of 12.8 m/s² complies with ISO-28927-2 standards, ensuring user safety and comfort during extended use.

Product Specs

Specification Details
Model CP797-6
Brand Chicago Pneumatic
Type Pneumatic (Air-Powered) Impact Wrench
Drive Size 1 inch
Anvil Length 6 inches (Extended Anvil)
Max Torque (Reverse) 1,400 ft-lbs (1,898 Nm)
Working Torque Range (FWD) 150–900 ft-lbs (200–1,225 Nm)
Free Speed 4,200 RPM
Blows Per Minute (BPM) 1,080
Air Inlet Size 1/2 inch NPT
Average Air Consumption 10 CFM (4.7 L/s)
Actual Air Consumption 40 CFM (18.9

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