Aluminum 3003 Seamless Round Tubing, 1/16" OD, 0.0345" ID, 0.014" Wall, 12" Length (Pack of 6) Round metal telescoping tubing for fitting into tubes of the next size up or down for weight or flow increase or reduction Aluminum 3003 for corrosion resistance and higher formability and weldability than aluminum 6061 Seamless construction for a smoother bore than welded tubing Strain hardened to a 1/2 hard temper (H14) to provide strength while retaining flexibility Meets ASTM B210 specifications for quality assurance