... aluminum6061 3))High quality Detailed Product DescriptionMetal Button, precision metal part, CNC machining parts1)Material: copper, iron ... ect Company NameXiamen Xinhengfeng Industrial& Trading Co.,LtdItem NameMetal Button, precision metal part, CNC machining partsItem No. XHF ... samplesMetric StandardOur factory are specialize in Non-standard precision metal parts.We export to America, Australia, Japen ...