These Eccentric Sanders are for sanding and polishing wood, metal, plastics, emulsion and gloss paint, even on uneven surfaces. Features Include : Sanding Plate Size: 150mm, 340 watts, Velcro Like Disc Attachment, Powerful, quiet and clean, Ensures finest finish and high-performance sanding, Constant Electronic control and speed pre-selection, provide the correct speed for the application, Non-slip surface made from plastic with vibration damping properties.