The Milwaukee Tool M12 Brushless Rotary Tool features a steel collet design for longer life and durability. With a 12-speed setting, the rotary tool can complete a wide range of cutting, grinding, sanding, and polishing applications. Its compact size of 0.8 lbs and ergonomic contour grip provide comfort and control during usage, while the LED illuminates the workplace. The tool is battery-powered with a battery fuel gauge and has a variable speed interface that offers adjustments from 27,500 to 5,000 rpm. The integrated collet wrench allows for quick accessory changes with an included 1/8" collet, with compatibility for standard sizes at 1/32", 1/16", and 3/32".