Diablo's premium detail triangle sanding sheets with Hook and Lock backing include breakthrough 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 compared to standard sanding discs. Clog-SHIELD, Diablo's own blend of grinding agents, reduces loading thus maximizing productivity while a superior grain bonding system, ENDURA-BOND, provides Diablo's sanding discs with longer life and extreme durability.