M18 FUEL 4-1/2" / 5" Dual-Trigger Braking GrinderDescription THe Milwaukee M18 FUEL 4 1 2" 5" Dual Trigger Braking Grinder is the next advancement in angle grinders, providing greater control through dual trigger activation, permanent side handle, and AutoStop kickback control. The M18 FUEL 4 1 2" 5" Braking Grinders dual trigger activation requires two hands for operation. The permanent side handle provides 15 positions, improving control and accessibility. For the first time on a Milwaukee