our main product is steel wool,which is the new generation of abrasive,polishing and friction material.It is widely used in many fields such as automotive mufflers,woodwork,paintwork,stone face-lifting,handware,household cleaning,etc.As per the industry standard,the metal fiber is divided into eight grades according to the fineness of the fiber.The eight grades are:0000#,000#,00#,0#,1#,2#,3#,4#,0000# to be the finest and 4# the coarest.Each grade has its different applications.