BASIC NAME: DISC-SHAPED SANDPAPER , TYPE: ABRASIVE , BACKING MATERIAL: FIBERGLASS , BINDER: RESIN/RESIN , ABRASIVE: ALUMINA CERAMICS , LAYER: CLOSED , HOLE: WITH CENTRAL HOLE , GRIT SIZE: GRIT 80 , DIMENSIONS: 178 X 22 MM, COMMERCIAL REFERENCE: NORTON-66261183497; OBS: BLAZE R980P TYPE 29 CONICAL