BORE HOLE 22.23 DIAMETER 125 GRADE Q GRIT 60 MAXIMUM OPERATING SPEED MPS 80 MAXIMUM OPERATING SPEED RPM 12250 PRODUCT RANGE ALU THICKNESS 1 TIERING +++ WHEEL TYPE Disc DIMENSIONS 125x1x22.23mm EXTERNAL SPECIFICATIONS A 60 Q-BF41 ALU BOND TYPE F05-D100-125, Th<=1,6