Die Grinder Anti-Kickback Clutch Type None Anti-Restart Technology Yes Brake Type Electronic Collet Size 1/4 in 1/8 in Current 13 A Grip Style Barrel Grip Overall Length 20 in Switch Type Paddle Voltage 120V AC Max Speed 25 000 RPM Minimum Speed 7 500 RPM Number of Speed Settings 2 Speed Ranges 7 500 to 25 000 RPM Grinder Orientation Straight Accessory Free Tool Change Yes Collet Guard Type 1/4 in Guard 1/8 in Guard Tether Style Tether Ready Kit Contents (1) Bare Tool