Up to 4 times longer lifespan compared to DEWALT standard abrasives. The open mesh structure of the sanding grids allows for effective dust removal, resulting in a finer sanding finish. A multitude of small openings in the mesh significantly increases suction performance, as the sanding dust is removed over a much larger surface area. Made from durable nylon mesh, with silicon carbide grit. Waterproof. Even after intensive use, sanding dust can be easily washed off. After drying, the sanding grid is ready for use again. Easy attachment of the abrasive to the machine, with the open structure eliminating the need for precise positioning.