For sanding, polishing, de-burring and beveling of hard and soft wood, non-ferrous metal, steel, plastic (also Plexiglas and fiberglass reinforced plastics), cork and rubber. Sands long edges, end sections, radii, miters, and by turning work piece over, accurate flat surfaces at right angles. The electronic speed control ensures optimal results on multiple types of material. Sturdy construction: Main body of ribbed die-cast aluminum (no steel tube or sheet metal construction) with machined aluminum die-cast work table. The table tilts 15° inwards and 45° outwards (a scale facilitates accurate adjustment) and has a slot for the adjustable miter gauge. Disc provided with a silicon film ensuring that affixed sanding discs can be removed effortlessly after use. Two additional square silicon films for storage and reuse of used sanding discs are included. A simple chart indicates the recommended speeds on different materials. Technical data: Speed 820 to 2,460ft/min (belt drive 7.3 : 1 reduction ratio); Disc Diameter 9 27/32" (250mm); Max. Sanding Height 5 5/16" (135mm); Table Size 10 13/16" x 4 1/8" (275 x 105mm), adjusts 15° in, 45° out; Overall Size (w/o table) 3" x 11" x 9" (330 x 280 x 230mm); Volts 110 - 120V AC, 60Hz; Comes with miter gauge and two each 80 and 240 grit sanding discs.