1.Tight tolerance 2.Precision machining 3.Various material availabl Product name(Model Number):Precision machining parts (HYS-P003) Material as shown:Copper (others can be steel, stainless steel, aluminum, zinc,plastic)Surface processing:Polishing, painting, chrome/zinc/nickel plating, anodizeThe Size like this:(for reference only)According to the real object pleasePracticable Software:Pro/E, ...