High carbon steel spring rope, 1.5mm coated in clear PVC to 3.5mm, soft, high quality. high carbon steel spring ropeStainless steel/galvanized steel coated ... 1)develope and produce the product according to your requirement2)high R&D capability at mould,produce and management3)many types ... ,prompt delivery,good service&after service5)RoHS compliant, PAHS free High carbon steel spring rope