The Makita BO4900 1/2 Sheet Finishing Sander offers extremely low levels of vibration. It offers both hook & loop and clamp fixing options. Easy installation/removal of paper thanks to the large clamping lever. The sander has an ergonomically contoured grip with a non-skid elastomer coated surface. Dust is kept to a minimum, six holes on the base plate transfer the dust to the rear mounted bag or you can use the dust port to attach a vacuum cleaner. Supplied with: 6 x Abrasive Papers and 1 x Dust Bag. Specifications: Input Power: 330W.No Load Speed: 10,000/min.Orbit Diameter: 2.6mm.Abrasive Sheet: 115 x 280mm.Pad Size: 115 x 229mm.Weight: 2.7kg. All vibration figures quoted are Tri-axial to EN60745 2006. Vibration Sanding : 2.5 m/sec².Vibration K Factor : 1.5 m/sec².Noise Sound Pressure : 71 dB(A).Noise K Factor : 3 dB(A).