... steel, copper, iron 3.Drilling, tapping Item name: Precision turning part Material: aluminum, copper, bronze, brass, iron, stainless ... , chrome/nickel/galvanized plating, lampworking, coloring, dip coating and so on.Customized drawings( produce as per drawing or sample ... responsible attitude to ensure stable quality.Welcome your inquiry and view our web.www.yy682.com CNC precision turning parts