Makita BO5031 5\" Random Orbit Sander with Electronic Speed Control & Cloth Dust Bag The ideal tool for use in close quarters with electronic speed control dial. Hook and loop type abrasive paper can be used. FEATURES Variable speed enables smooth finish Velcro closure for easy change of sandpaper Robust, large ball bearings Ergonomically shaped housing with non-slip surface for optimal handling Dust-proof switch Brake ring for immediate halt of the grinding plate at off High suction through the base plate External dust connectable Double insulation Constant speed under load SPECIFICATION Sanding Pad Size: 123 mm Orbits per Minute: 4,000 - 12,000 opm Orbit Diameter: 2.8mm Orbital Action: 8,000 - 24,000 Input wattage: 300w Net Weight: 1.3kg NOISE & VIBRATION Noise Sound Pressure: 80 dB(A) Noise K Factor: 3 dB(A) Vibration Sanding: 4 m/sec² Vibration K Factor: 1.5 m/sec²