Ingersoll Rand 236 1/2 Heavy-Duty Air Impact Wrench - More power, features, and durability in this economical 1/2 drive impact wrench. This tool delivers 375 ft.-lbs. of maximum torque with a free speed of 9,500 rpm, to make easier work of general service applications. Handle exhaust Balanced design with easy-to-use controls, tease trigger Full power in reverse; adjustable power in forward High output impact mechanism