Fine ductility and corrosion resistance and weldability. Excellent electrical conductivity, used in manufacture of wire, cable, brush(electric), etc. This copper tube can be made into all kinds of semi-finished products and finished products by cold, warm forging. Good thermal conductivity, used in manufacture of magnetism instruments or meters. Wonderful plasticity, easy to machining under hot and cold pressure. Can be made into tube, rod, wire, strip, belt, plate, foil, etc. Outer Diameter: 4mm / 0.15", Inner Diameter: 3mm / 0.11", Thickness: 0.5mm / 0.02", Length: 2m / 78.74", Manufacturer: FTVOGUE