The Airbase Standard Duty High Speed 3″ Air Cut Off Tool is a great tool for the home, shop, garage, even the job-site. Perfect for tackling all general duty cutting & grinding jobs, this tool cuts sheet metal, fiberglass, bolts, muffler clamps and hangers and is also great for grinding slag, burrs and rough edges. The ultra light die-cast aluminum alloy factory-sealed housing and compact design allows users to get into tight working applications easily & effectively, with maximum comfort & control. Heavy duty steel rotor & internal components generate free speed 22,000 rpm to meet high use demand. A smooth three finger throttle trigger allows for easy variable speed control and internal regulator not only matches speed to load demand. For optimum safety, this cut off tool features a built-in “lock-off” trigger that prevents accidental starts and a heavy duty die cast aluminum guard deflects flying debris away from user. Rear exhaust port deflects air away from working area.