M12 FUEL Die Grinder, Our M12 FUEL™ 1/4″ Right Angle Die Grinder is the first cordless right angle die grinder that delivers the performance and size professional service mechanics demand. The die grinder delivers 20% more power than pneumatic competition and features our POWERSTATE™ Brushless Motor Technology. The cordless die grinder provides you with up to .3 HP performance, best-in-class size to help fit in tight places, and offers you greater mobility and access. The M12™ die grinder features a 4-Mode speed control and responsive variable-speed trigger giving you unmatched control.