| http://www.w3.org/ns/prov#value | - The outer tube 103 may have a diameter of about 4 French to 7 French, and the same may be made of polyether blockamide, poly-butylene terephtalate, polyurethane, polyamide, polyacetal polysulfone, polyethylene, ethylene tetrafluoroethylene, and other similar materials.
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