The velvet-based disc can be fixed on electric tools to polishing workpieces of every shape.

Diamond disc It is used in grinding and polishing stone,glass,ceramice,mono-crystal silicon,polycrystal silicon,synthetic material,cemented carbide,alluminium alloy,etc.

CBN disc It is mainly used in polishing Fe-based alloy,titanium alloy,stainless steel,high temperature alloy and so on.