PRECISON auto CASTING PART precision machining OEM service,ISO 9001:2008 Full inspection high efficient ... Material: Grey iron, Ductile iron, Alloy steel , Carbon Steel, Aluminum, Brass,etc2, Standard: ISO 9001:20083, Full set Quality Control4, Best ... , etc.Machining: Lathe, Boring, Vertical , Horizontal, Milling, Saw etc. 2011 precision auto casting part