FeaturesPneumatic performance with cordless convenience for improved accessibility and maneuverability in tight spaces. 7/16" quick change chuck allows for fast and easy accessory changes. The DNA of our FUEL™ platform redefines the balance of cordless technologies. MILWAUKEE®'s POWERSTATE™ brushless motor, REDLITHIUM™ battery technology and REDLINK PLUS™ hardware and software intelligence deliver outstanding power, long run time and durability. The M12 FUEL™ tire buffer has a two-speed selector for roughing and buffing. This tool is used for tire repair by vulcanization. Flexible battery system: works with all MILWAUKEE® M12™ batteries. Optimal speed control of 1200 rpm in first gear and 2500 rpm in second gear to prevent tire damage. Maintains power without compromising speed. Variable speed trigger provides ultimate tool control. Lock-on switch extends tool and battery life. Built-in fuel gauge and LED light.