Diablo, 5″ x 1/8″ x 7/8″, type 27, dual metal, cutting & grinding discs, provides superior performance & increased productivity, featuring premium aluminum oxide blend, discs cut & grind through material faster than other discs & extra long life, this all-in-one disc allows you to cut & grind simultaneously, fully reinforced for use in hand held cut-off work, ideal for use when working in hard to reach areas.