... long life and good surface finish. DescriptionZirconium-grained fibre discs-round holeMain features and benefitsExcellent removal at high pressures, quite a ... /carton 115x2216,24,30,36,40,50,60,80,100,120,150,180,240,32013300round hole25500pcs/carton 127x2216,24,36,40 ... ,60,80,100,1208600round hole25500pcs/carton Aluminium Oxide fibre discs- round hole