... Raw Materials1)High hardness abrasive:ensure sharp cutting2)High quality reinforced fiberglass net:ensure the security of power 355 cutting machine ... 2.Imported resin bonded makes our wheel stronger;3.Two reinforced fiberglass nets keep great strength,add cutting safety;4. ... general metal and steel,such as sheet metal,non-ferrous material, ferrous metals,angle iron,low hardness cast iron,iron rod ...