Description Diablo's premium random orbital sanding (ROS) discs with Hook & Lock backing include break-through innovations that improve performance, extend sanding life and increase productivity. Featuring a premium ceramic blend, these discs remove material faster and offer extra-long sanding life than other sanding discs. Clog-SHIELDâ¢, Diablo's own blend of grinding agents, reduces loading thus maximizing productivity. The superior grain bonding system, ENDURA-BOND, provides Diablo's sanding discs with longer life and extreme durability.Universal hole pattern, a one-size-fits-all design (fits all 5 and 8-hole sanders) for fast and precise alignmentPremium ceramic grain blend for fast material removal and extra-long sanding lifePremium Hook & Lock⢠backing for a consistent secure connectionClog-SHIELD reduces pitch build-up and cloggingIncludes (3) 60-Grit/Ultra Coarse discs for fast leveling, shaping, extra heavy removal and strippingIncludes (3) 80-Grit/Coarse discs for leveling and heavy stock or paint removalIncludes (3) 100-Grit/Medium discs for moderate stock removal and sanding preparation before paintIncludes (3) 120-Grit/Fine discs for light stock removal and final sanding preparation before paintIncludes (3) 220-Grit/Ultra Fine discs for final sanding and surface preparation for stain/varnishOptimized for cordless and corded orbital and DA sanders