... Duty Removal, Good Toughness,3. MATERIAL :ZA---ZIRCONIUM VSM sanding paper KLINGSPORE sanding paper NORTON sanding paper ... ZA---- Code----MAX R.P.M----Packing--100x16 (4 INCH )40,60,80FDA1001330010 / 200100,120,150180,220 ... ,320115x22 (4.5 INCH )40,60,80FDA1151330010 / 200100,120, ... 7 INCH )40,60,80FDA180850010 / 200 soft flap disc /flap wheel for steel