... quality with good price Manufacturer of Steel Casting Worm Shaft According to Your Drawing Specification Applicantion:equipmentMaterial:China-HT200/HT250 Germany-GG20/GG25Dimention ... treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating, and other machining processing.InspectionEquipmentsSpectrum analysis instrument, Metallurgical analysis, Tensile strength tester ...