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Tube bending spring (external) 20 mm — LOGO-Tools model 2,12
Summary description:
External tube bending spring 20 mm by LOGO-Tools, model 2,12. A metal coil designed to slide inside or over thin-walled tubes to prevent collapse and wrinkling during manual bending of 20 mm diameter pipes. Suitable for copper, aluminium and thin steel tubes in plumbing, HVAC and small fabrication tasks where controlled, even bends are required.