Angle Grinder, Wheel Diameter 4 1/2 in, Current 10 A, Max. Speed 11,900 RPM, Minimum Speed 11,900 RPM, Switch Type Paddle, For Wheel Type Type 27, Overall Length 12 1/8 in, Kit Contents (1) Bare Tool, (1) Guard, Accessory Free Tool Change Yes, Head Type Flathead, Grip Style Barrel Grip, Guard Adjustment Toolless Adjustable, Spindle Thread Size 5/8 in-11, Duty Medium Duty, Brake Type None, Dust Management Dust Shroud, Lock-Off Switch Yes, Lock-On Switch No