Our copper-clad steel stranded wire are of high quality and good reputation. Their conductivity is good and life is very long . Many clients appreciate our products and establish long standing relationship with us. If you are interest in our products, please contact us .yourreply are appreciated. Copper-clad steel stranded wire: 1 Specification: 7/1.0mm 2 Insulation materials: PE or PVC 3 Packing: roll or barrel or drum