... copper 2.Technics-Hot punchining,CNC machining 3.ISO9001:2008 Oil and gas pipe fitting1. Product Introduction Item DescriptionNameCNC machining ... fasteners, and other jeweler accessories(3) Main equipments: CNC lathe, Auto-lathe, meter lathe, pressing and forging machine, polishing equipment, etc.(4) Main ... , Huanxiu Sub-district, Jimo city,Qingdao,Shandong province,China Oil and gas pipe fitting