Diablo, 4 diamond continuous rim cutoff discs for masonry Diablo's diamond continuous rim masonry cutoff discs provide cleaner and precise cuts in granite, marble, porcelain and tile These diamond rimmed discs deliver up to 60 percent smoother cuts versus standard diamond cutoff discs The disc's industrialgrade diamonds with hardened disc body delivers lasting durability and maximizes cutting quality in hardened materials even in extreme applications.