sandpaper discs

sand·pa·per discs

disks of paper coated with various grits of silica; used to abrade or smooth the surface of teeth or dental materials.

sand·pa·per discs

(sandpā-pĕr disks)
Paper coated with various grits of silica; used to abrade or smooth surface of teeth or dental materials.
References in periodicals archive ?
The website offers 3” by 21” abrasive belts, and 5” 8 hole sandpaper discs and sandpaper disc holders.
At $45 plus $8 for a five-pack of hook-and-loop sandpaper discs, it's not a tool for small sanding jobs.
Adhesive-backed sandpaper discs are readily available at home centers and hardware stores.
Also, at a buck a sheet, the adhesive or Velcro backed sandpaper discs are spendy, but you'll work faster and wind up with better-looking cabinets.