The Bosch Angle Grinder features a lock-on/off trigger switch for extended use applications. The three position vibration control handle reduces vibration up to 60% for excellent user comfort. The AC/DC capability allows the tool to plug into DC outlets such as welders and generators. The toolless adjustable guard allows quick and easy installation and adjustments. Includes grinding wheel guard, vibration control handle, backing flange and lock nut. ADDITIONAL SPECIFICATIONS: Rating: 120V AC/DC; Amperage: 15.0; Max Motor HP: 3; No Load RPM: 6,000; Wheel Diameter: 9"; Wire Cup Wheels: Up to 4"; Spindle Thread: 5/8" - 11; Wire Wheel: Up to 5"; Length: 17-1/2"; Weight: 11.9 lbs.