Norton 20X6X12 20 X 6 X 12 57A80-M8VCN CENTERLESS T1 GRINDING WHEEL

TYPE 1; DIAMETER 20 INCH; 6 INCH THICKNESS; 12 INCH MOUNTING SIZE; 80 GRIT SIZE NUMBER; GRADE M; ALUMINUM OXIDE ABRASIVE MATERIAL; VITRIFIED BOND; 8500 SFPM RPM SPEED RATING; STANDARD DESIGNATION 57A80-M8VCN