The Bosch Large Angle Grinder features a lock-on/off trigger switch for extended use applications. The grinder is lightweight to reduce user fatigue. The main handle rotates 90 degrees for excellent control while cutting. The three position vibration control handle reduces vibration up to 60% for comfort during use. Includes grinding wheel, vibration control handle, backing flange, lock nut and spanner wrench. ADDITIONAL SPECIFICATIONS: Rating: 120V AC/DC; Amperage: 15.0; Max Motor HP: 4; No Load RPM: 6,500; Wheel Diameter: 9"; Flared Cup Wheels: Up to 5"; Spindle Thread: 5/8" - 11; Wire Wheel: Up to 5"; Length: 17-1/2"; Weight: 11.8 lbs.