... welcome. 3.distributorship offered 4.OEM servic aluminum square tube fittings 1>Quick details a). Machining screws not b). High ... fatigue strength, Low temperature tenacity, compatibility, High corrosion resistance c). Standard: ISO 9001~2000 d). Diameter: M 0.8 - M 16 ... ,BA d) GRADE:Gr2,Gr5 3>Packaging & Delivery packetail:Standard export package,playwood case, or as customer's request. delivery ...