... kg,15kg, 20kg Material : quality brass wireWire diameter: 0.30mm, 0.25mm, 0.20mm,0.15mm.0.10mmWeight/spool: 3 kg, 5 kg, 7 kg, 15 ... /mm2, 450 N/mm2, N/mm2Packing: Vacuum packing, sealed with PVC cellephane, moisture proof, quakeproof, and corrosion resistance.Application: used on ...