Power and Performance: 1,400 ft-lbs of maximum torque; 1,600 ft-lbs of loosening torque Twin Hammer Mechanism: Hard-hitting "super clutch" twin hammer mechanism for high performance Tuned Exhaust System: Patented silencing technology reduces the noise level to 86 dBA Impact Wrench: Ergonomic handle for the user's ultimate comfort; 4,500 RPM AIRCAT Line: The most significant advances in the performance of pneumatic power tools