... and gas pipe fitting 1.High quality copper 2.Technics-Hot punchining,CNC machining 3.ISO9001:2008 Oil and gas pipe fitting1. ... Main products: CNC machining precision parts: valve accessory, brass tube fittings, elbow, tee, nut; Auto-lathe turning precision part: ... CNC lathe, Auto-lathe, meter lathe, pressing and forging machine, polishing equipment, etc.(4) Main inspection devices: digital projector, ...