Normal corundum is brown and has over 94% Al2O3., Its areas of application are mainly unalloyed and low-alloy steels, as well as cast steel and cast iron, as well as wood, plasterboard and plastics. Wide range available – Discover more sanding triangles, belts, discs, and electrical trade accessories in our online shop Its toughness also allows high contact forces to the workpiece. HARFINGTON 60pcs Triangular Hook & Loop Sandpapers 600/800/1000/1200 300 PRIO TRIANGLES - Professional grade self-adhesive sanding pads, compatible with all common multi-function sanders for the pre-designated size Sandpaper, sometimes referred to as sandpaper or sandpaper, is an aid for surface treatment. Corundum is the most commonly used abrasive. Excellent finish – Ensures smooth, score-free results on both flat and curved surfaces (e., g., , wood, metal) Our sanding sheets are suitable for standard multi-sanders., e., g. Product details: Size 105 x 152 mm, 11-hole design, mix pack (50x each of grits 40/60/80/120/180/240), made of durable corundum with resin bonding 90x90x90mm Trangular 6 Holes Hook and Loop Foam Sponge Sandng... Versatile use – Ideal for fast, precise sanding of wood, paint, varnish, plastic, plaster, and metal surfaces Self-adhesive Sanding Pads Grit 40 To 240 Prio Sanding Triangles, 50 Sheets, Grain 240, 105 X 152 Mm, 11-Hole, Sanding Discs Set, For Multi-Sanders 11-hole Sanding Sheets For Bosch PSM