1/2 in. Torque Limited Impact WrenchThe FP air tool line is built to industrial standards for the professional user providing more power, less noise and longer life. This Torque Limited 1 2 in. Impact Wrench features a unique patented design that is only found in the FP 740TLI. With a standard 3 second run time, this tool limits the torque the desired setting within (+ ) 10% accuracy and eliminates over torque. The tool features the ECD (Easy Change of Direction) bar to change direction