X01

Shabu 60 # -400 # called X01, fine-grained 600-1000 # called X01J. Hard gray cloth material, alumina sand, dark brown sand. The same can mill oil mill can be used for belt, shaped abrasive and so on. Cutting force is good, affordable, polished stainless steel and iron works well, can also be used for PCB circuit board / copper grinding.