high quality aluminium seamless tube 1.6063,6061,6082,6463,6013 2.Diameter:6- ... mm 3.wall thickness:>0.5 mm 3.OEM sevice high quality aluminium seamless tube1.6063,6061,6082,6463,60132.Diameter:6-500 ... to meet different customers’ requirements. 4.Our Advantage:(1)strict quality control and competitive price(2)inventories all over the year ...