This air sander is specially designed with a dust extraction system to capture most of the dust when grinding and polishing. With a rotating speed of up to 10000 rpm, it can offer highly efficient performance, a great tool for polishing and waxing, mirror finishing, rust and paint removal, grinding and polishing the welding area. Features: Well-built structure with quality materials, ensures safe use and long service life . Fine steel motor with rotating speed up to 10000 rpm, powerful enough to offer efficient grinding. Ergonomic design, compact and lightweight, fits the palm perfectly and offers comfortable grip. Equipped with a self-adhesive disc for quick change of the holder and not easy to fall off. Comes with a vacuum hose and a dust-proof bag, it features A self-suction system to collect most of the dust when grinding and polishing. With a speed controller for convenient speed adjustment according to your needs. It can withstand up to 8kg of air pressure. Work with different types of backing pads for various applications, such as polishing wood, removing rust and paint, waxing car, grinding and polishing the welding area. Specifications: Material: metal Disc size: 125 mm (5") / 150 mm (6") (optional) Air inlet screw thread: 1/4 " No-load speed: 10000 (rpm) Suction hose length: 1.2 m Package weight: 1160g / 40.91oz Package size: 23.5 * 15.5 * 11 cm / 9.25 * 6.1 * 4.33 inch