20 PCS 6 Inch Mesh Sanding Discs 150mm Hook & Loop 80-600 Grit Dust Free Net Sander Anti-Blocking Sandpaper For Wood Car 6" Mesh Abrasive Dust Free Sanding Discs Assorted 20 Pcs &35 Pcs 20 Pcs:4 Pcs of 80/100/120/150/180/ grit,Total 20Pcs 35 Pcs:5 Pcs of 120/150/180/240/320/400/600,Total 35 Pcs Dust Free Mesh Design Mesh Screen-like Construction provide maximum dust extraction and a cooler sanding experience that reduces sandpaper loading and last longer.The mesh cloth has good toughness, is not easy to deform and break, and has impact resistance. Aluminum Oxide Abrasives the most aggressive and durable abrasives, Aluminum oxide-based coated abrasives, can be used power sanding. It is durable and sharp grinding efficiency without falling off sand. Less Restrictive Condition the mesh bath is resistant to alkali, acid, cement, and other chemical corrosion; it has strong adhesion to resin and is easily soluble in styrene, etc. The back Velcro design can be easily and tightly fit on the sander disc. soluble in styrene, etc. The back Velcro design can be easily and tightly fit on the sander disc, suitable for 5 inch sander tray. Wide Use used for sanding treatment of dry board walls before painting, as well as derusting, grinding and polishing treatment of various metal surfaces, and can also be used for the polishing of wood, floor,marble and various mechanical equipment, excellent for marine and automotive industries.