... surfaces of steel, stone, and other materi Type:Abrasive FilamentDescription:Abrasive filaments are made of nano-particle modified nylon as ... general surface treatment. Raw material: PA612 Grit :silicon carbide,aluminum oxide, diamond Grit size :36#,46#,60#,80#,120#,180#,240 ... Binding diameter: 45~51mm Package: 25kg/piece\30kg/pieceDiamond abrasive filaments are made of nano-particle modified nylon as ...