1.Precision button,fastener,buckle. 2.Good quality at competitive ... manufactures all kinds of precision metal part,plastic & mould. Such as precision metal turned parts,cnc part,stamping ... communication, aerospace, construction, electron, machinery, military project, metallurgy, mould, hydraulic, auto industries. They are made of iron, Stainless ... ROHS and the ISO Certification. fastener,buckle,button