The Ingersoll Rand Edge Series 170G Air Ratchet Wrench delivers the power you need to get the job done. At 55ft./lbs. of maximum torque and 170 RPM free speed, this tool is the perfect fit for all of your projects. No matter what the job entails, Ingersoll Rand Edge Series tools will help you conquer whatever the day brings. This 3/8in. air ratchet can be used in a broad range of applications where light disassembly and assembly of products within tight spaces is necessary, such as general engine repair, home projects, and light industrial work. They are light-duty tools and should only be used on an intermittent basis.