Die Grinder, Anti-Kickback Clutch Type None, Anti-Restart Technology No, Brake Type None, Collet Size 1/4 in, 1/8 in, Current 11 A, Grip Style Rat Tail, Overall Length 21 1/2 in, Switch Type Trigger, Voltage 120V AC/DC, Max. Speed 14,500 RPM, Minimum Speed 14,500 RPM, Number of Speed Settings 1, Grinder Orientation Straight, Tether Style Tether Capable, Kit Contents (1) Bare Tool, Safety Features Kickback Brake, Safety Stop Mechanisms None, Lock-Off Switch No, Lock-On Switch Yes