This grinder is designed for fast and high-quality processing of various surfaces. It is equipped with a powerful 6.5 amp brass motor. The seven-stage speed control system allows you to adjust the speed from 900 to 1800 rpm. The unique design with a flexible head and special mount makes this sander ideal for working on ceilings. The 21cm diameter floating head can rotate 360 degrees for easy access to corners and edges. The removable chassis helps to tackle narrow areas and areas with limited access. The built-in dust extraction system along with a dust bag, 3-meter long vacuum hose and 8-meter long power cord can collect up to 95% of dust particles. The sander also includes a retractable handle with an aluminum extension from 1.5 to 1.9 meters. LED strips provide ample illumination for working in poorly lit areas.