Makita BO4900/2 1/2\" Sheet Finishing Sander Inc Dustbag 240v BO4900 finishing sanders are the advanced version of Model 9045N or 9045B. With minimal vibration and the perfect, palm-fitting soft grip, this sander also includes an in-built dust collection system. FEATURES Incredible minimized vibration Large clamping lever for quick and easy changing abrasive paper Palm-fitting soft grip More efficient dust collection system Both paper clamp type and hook and loop type of abrasive papers are applicable Double insulation Hook and loop type abrasive paper can be used SPECIFICATION Voltage: 240v Abrasive Sheet: 115 x 280mm Input Wattage: 330 W Orbits Per Minute: 10,000 opm Orbit Diameter: 2.6mm Pad Size: 115 x 229mm Net Weight: 2.9 kg NOISE & VIBRATION Noise Sound Pressure: 71 dB(A) Noise K Factor: 3 dB(A) Vibration K Factor: 1.5 m/sec² Vibration Sanding: 2.5 m/sec² Available in 110v or 240v