... far Europe,Asia,Middle East and so on Grit load 30% Grit typesilicon carbideFilamentDuPont tynex® AFilament Colorgray/blackStandard packing12pcs/cartonGrainSteel ... #,320#,500#.Characteristics:1,It has different kinds and grit mesh,could fit in hand grinding machine,industrial polishing ... naturali stone and artificial stone.2, With the most fine grit,the surface can be polished ,get stain result,and ...