Explanatory notes
… of base metal, with or without fittings. 8307.10 ‑ Of iron or steel 8307.90 ‑ Of other base metal There are two … (1) Flexible tubing composed of a shaped strip rolled spirally, with or without fastening of the edge. Tubing of … systems; vacuum cleaner tubing; conduits for compressed air, steam, gas, water, petrol, oil or other fluids in …