Features 1、Grinding (polishing) speed, improve efficiency. 2、Excellent handling, vibration, long time operation is not tired. 3、Comfortable operation, winter is not cold hand. 4、Suitable for automotive sheet metal putty grinding, full-time job with a wax polish based paint. 5、Metal, wood and a variety of surface grinding operations. 6、More smoother and less vibration and so much quieter than the H.F. model. It is truly like night and day. Specification The air random orbital palm sander uses ergonomic and lightweight design, compact but with well efficiency and performance. High speed provides energy to get polishing, waxing and vehicles cleaning jobs done quick and with less effort than hand method. Features: Grinding (polishing) speed, improve efficiency. Excellent handling, vibration, long time operation is not tired. Comfortable operation, winter is not cold hand. Suitable for automotive sheet metal putty grinding, full time job with a wax polish based paint. Metal, wood and a variety of surface grinding operations. Specifications: Disc Size: 6" Speed: 10000rpm Air Consumption: 3.5cfm Spindle Thread: 5/16 "-24unf Item Size: 15 * 13 * 10cm / 5.91 * 5.12 * 3.94 in Package Weight: 1219g / 43ounces Package Size: 190 * 155 * 110mm / 7.48 * 6.1 * 4.33in Package List 1 * 6" Air Random Orbital Palm Sander 1 * Wrench 1 * 1/4" Air Regulator 1 * User Manual