DIABLO CDX045040B01F 4-1/2" 40-Grit Steel Demon™ Flap Disc for Metal with Speed Hub

Diablo's Steel Demon™ Speed Hub flap discs feature a premium zirconium grain blend for up to 10X faster material removal when compared to standard grinding wheels. The flap discs' special flap design offers flexibility and provides for a cushioned grinding effect. Diablo's high performance flap discs combine two steps in one by simultaneously grinding and polishing.