1.Customized parts. 2.Timely delivery. 3.ISO 14001:2004;ISO/TS 16949 certificated 4.Professional manufacturer. About the RFQ:Precision machining service of zhongtian ItemMachining service Material standardDIN ,ASTM, JIS, BS,NF,GB and so onMaterial Carton steel Stainless steel(302,304,316 etc) Free cutting steel (12L13,12L14,1214)Aluminum(3103,6061,6063, 7075 ) Brass (H58, H59, H60) and etc.Main ...