Precision Welding Parts 1.Certain mechanical strength ... CNC horizntal boring and milling machine,,Surface Grinder,wire cutting,Milling Machine,CNC Lathe.3).CNC ... delivery time ,good service.6).Material stainless steel ,cold work steel ,Spring steel , martensitic steel,aluminum ,brass, bronze,copper, according ... ,the enginer will give the best process for cost saving and time.(7) Different kinds ...