black annealed steel wire 1) material: q195, 45#, 50#, 60#, etc 2) wire diameter: bwg8-bwg23 3) surface finish: black black annealed steel wire1) material: q195, 45#, 50#, 60#, etc2) wire diameter: bwg8-bwg233) surface finish: black4) packing: 25-200kgs per roll then with inner plastic bag, out woven bag, then load into 20ft container black iron wire