1.We provide high quality and different size 2.The products are exported to countries all over the world kindly hope contact me by(shenglin05 at gmail dot com) thanks! Hot Rolled Spring Steel Size: 12mm-250mm Material: 60Si2Mn, 65Mn, 50CrVA, 60Si2CrVA Anshan Shenglin Import&Export Trade Co., Ltd.Add. No.5 Anzheng Road Qianshan District Anshan City Liaoning Prov. China michelle an