The Milwaukee M12 FUEL 1/4″ Straight Die Grinder Kit delivers up to 0.3 HP — 20% more power than pneumatic grinders. It features 3-mode speed control, a variable-speed trigger, and POWERSTATE™ brushless motor technology for precise control. This cordless design removes the hassle of hoses and compressors. Includes two M12 REDLITHIUM 2.0 batteries, charger, wrench, and carrying case.