Diablo's new SandNet? discs with reusable sanding technology are the most advanced sanding discs on the market with 10X longer life versus standard sanding discs. Each SandNet? discs features a clog reducing net design coated in premium aluminum oxide grit for fast material removal while reducing material build-up. The SandNet? design is easy to clean and reuse multiple times by simply shaking, vacuuming or rinsing the disc to remove any build-up. The 10 pack of SandNet? discs includes a free connection pad for easy attachment to tool. Ideal for sanding wood, metal, plastic and solid surfaces.