Square tinned copper tube sleeve Insulation ApplicationCable Connect customized copper plating are made of pure copper,high conductivity. passed salt spray test. roduction range:OD :1.1MM-120MM wall thickness: ≥ 0.1mm Length≥1mm Commonly used materials: copper, brass, aluminum. 1.Material : 99.7% pure copper or brass 2.Shape: Tube 3.Plating :all4.Application : Wire connection5.Special : Free [...]