Ingersoll-Rand 3107G Air Die Grinders, 1/3HP,The 3017G is ideal for finishing. It offere s a ball bearing construction that's sturdy yet lightweight. Features include a 1 3 horsepower motor, a 1 4" collet, a rear exhaust, and a self locking throttle. An ergonomic grip makes the tool comfortable to hold and use and provides exceptional torque accuracy. Offering longer life and higher free speed at 27000 rpm. A general purpose tool designed for cutting, polishing, porting, light weld grinding, and