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High Carbon Spring Steel Wire And Galvanized Wire Diameter Normal T/S Packing 0.3mm-0.5mm 1800-2000N/mm2 coil or Z2 spool 0.6mm-1.0mm 1600-1800N/mm2 coil or Z2 spool 1.1mm-1.4mm 1300-1600N/mm2 coil ...