Diablo’s SandNET™ discs with reusable sanding technology are the most advanced sanding discs on the market with up to 10x longer life versus standard sanding discs. The universal NET design fits all 5 and 8-hole sanders. Each SandNET™ discs features a clog-reducing nylon NET design coated in a premium ceramic blend 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 pitch build-up. Includes a free connection pad (a $5 value) for easy attachment to sander.