... steel 3.Wire diameter:0.4mm~80mm 4.OEM and Customize 5.Cert.:ISO9001,BV Stainless steel springDetails as follows: ... Motorcycle, Train, Ship, Shakeout Machine, Oscillation Absorber, etc.Painting and Coating Rusting Paint, Amino paint, Synthetic Enamel Paint, Powder Coating ... , Phosphate, Zinc Coating and Spray, etc.Color Black, White, Blue, Red, Yellow, ...