Brass Elbow 1.High quality copper 2.Technics-Hot punchining ... CNC machining precision parts: valve accessory, brass tube fittings, elbow, tee, nut; Auto-lathe turning precision part: precision electronic ... CNC lathe, Auto-lathe, meter lathe, pressing and forging machine, polishing equipment, etc.(4) Main inspection devices: digital projector, ... city,Qingdao,Shandong province,China 90 Degree Brass Elbow