M18 FUEL 4-1/2 in. / 5 in. Variable Speed Braking Grinder with Lock-On Slide Switch (Tool Only), Milwaukee Tool, Mfr#: 2889-20

Angle Grinder, Head Type Standard Head, Grip Style Straight, Voltage 18V DC, Wheel Diameter 4 1/2 in, 5 in, For Wheel Type Type 1, Type 27, Brushless Motor Yes, Cordless Tool Kit Contents (1) Bare Tool, Safety Features Adjustable Guard, Anti-Kickback Clutch, Brake, Switch Type Slide, Lock-Off Switch No, Lock-On Switch Yes, Brake Type Electronic, Switch Location Top, Max. Speed 8,500 RPM, Minimum Speed 3,500 RPM, Speed Ranges 0 to 3,500/8,500 RPM, Number of Speed Settings Continuous