we can provide spring steel with the best price and high quality products for you. We hope we can provide spring steel with the best price and high quality for you.1, Materrial: 65Mn, 60Si2Mn, SUP6, 9260etc. 2, Size:20-800mm Length: 2-8m, according to your requirements. 3, Surface: Smooth plain; Double grooved. 4, Standard: GB, ASTM, JIS 5, Usage: Springs and chains for car and agriculture ...