K&S 3/8 in. D X 1 ft. L Round Aluminum Tube

These round tubes are aluminum alloy, very strong but light weight. Each size telescopes into the next corresponding size. For use in plumbing, HVAC and automotive. Great for scratch builders, modelers, crafts, machine shops and architectural applications.It is highly durableTubes are individually bar coded for ease of saleIts is easy to useEndless project usesRound shaped hollow tube