Norton 12X8X5 57A80-RB-X804C T7 REC S/A 7-1/2X2-1/2 REC S/B 7-1/2X1-1/2

TYPE 7; DIAMETER 12 INCH; 8 INCH THICKNESS; 5 INCH MOUNTING SIZE; DOUBLE SIDE RECESS; 7-1/2 INCH RECESS DIAMETER; 2-1/2, 1-1/2 INCH RECESS DEPTH; 80 GRIT SIZE NUMBER; FINE GRIT; GRADE R; ALUMINUM OXIDE ABRASIVE MATERIAL; PLASTIC BOND