... parts. 2.Timely delivery. 3.ISO 14001:2004;ISO/TS 16949 certificated 4.Professional manufacturer. About the RFQ:Precision machining service ... (H58, H59, H60) and etc.Main processMachining,turning,milling,drilling,grinding,boring,stamping,threading,tamping and etc. ... zinc plated and so on. Production equipmentInstrument lathe , cnc lathe machine, CNC milling machine , Milling machine , Grinding machine , ...