... teeth specification, bucket adapter, side cutters, pins and locks, bolts and nuts, etc..2). A manufacturer of excavator ... treatment after casting, such as machining, polishing and plating.3). Mechanical propertyTensile StrengthElongation(A)Hardness(HRC ... : Wax injection, wax welding, dipping, sand coating, shell making, dewaxing, cutting and cleaning, heat treatment, painting, packing5). Quality ...