Diablo Sanding Disc 5 in. Dia. Medium Hook *Size: 5 in. *Material: Ceramic Blend *Attachment Style: Hook and Lock *Product Type: Sanding Disc *Grit: 100 Grit *Grade: Medium *Number in Package: 15 pk *Usage: Multi-Surface *Number of Holes: 12 *Universal hole pattern, a one-size-fits-all design (fits all 5 and 8-hole sanders) for fast and precise alignment *Premium ceramic grain blend, a superior quality formulation designed for fast material removal and long sanding life *Premium hook and lock backing enables repeated attachment and removal of discs for a consistent secure connection *Clog-Shield, a proprietary blend of grinding agents that reduce pitch build-up and clogging *For orbital and DA sanders in wood,metal, and plastics *Discovery CON