The Makita 9911 Belt Sander has the highest capacity of sanding and dust-collection among the same class sanders and variable speed control by dial for operators needs. The sander offers constant speed under load and is double insulated, for additional user protection. It is supplied with a dust bag. Specification Input Power: 650 Watt.No Load Speed: 75-270/min.Belt Size : 76 x 457mm.Weight: 2.7kg. All vibration figures quoted are Tri-axial to En60745 2006 Vibration Sanding : 2.5 m/sec.Vibration K Factor : 1.5 m/sec.Noise Sound Power : 94 dB(A).Noise Sound Pressure : 83 dB(A).Noise K Factor : 3 dB(A).Makita 9911 Belt Sander 76 x 457mm 650 Watt 110 Volt Version. Age Group: Adult. Material: Other Material.