... contain the hair silk, Copper Wire diameter not less than 1.6 mm. Level 2: including clean, no luster, no ... coating, wuxi, no alloy of pure copper wire and copper cable, do not contain ... .25, 0.30mm COMMODITY: Copper Wire Scrap, (Millberry) 99.78% SPECIFICATIONS: Copper Wire Scrap, (Millberry) 99.78%pictures: High purity Copper Scrap Manufacturer 99.9%