... :ISO,Fast delivery 4.OEM,good service. LILIDA red copper wire Specifications 1.Direct manufacturer,quick delivery ,competitive prices2.99. ... 90%-99.99% pure copper wire 1.adopting Φ8mm high-quality oxygen-free copper wire ingots as raw meterial . 2.using ... block is spinning block,which improves the circle performances of copper wire. 4.the take-up tension can be automatically regualated ...