SANDING BELT 4 X 24IN 120G 2PK Diablo's 4 x 24-inch 120-grit sanding belts include breakthrough innovations that improve performance, extend sanding life, and increase productivity. Featuring a premium zirconium blend, these belts remove material faster than other sanding belts and deliver extra-long sanding life. Clog-SHIELD, Diablo's own blend of grinding agents, reduces loading, maximizing productivity. The superior grit bonding system, ENDURA-BOND, gives Diablo belts longer life and extreme durability.