Extension springs 20SP305

1) Diameter: 0.15 ~ 100mm
2) Main material: Carbon spring steel, alloy spring steel, Refractory steel, stainless steel, high temperature Resisting alloy, corrosion-resistant alloy and bronze 
3) Surface treatment:Zinc,Nickel,silver,golden,tin,powder coating
4) Good resistance to both high and low temperatures. Long service-life
5) Can be used in various corrosive mediums
6) Widely used in automobiles, motorcycles, electrical Appliances, telecommunication, communication, Aviation, space and other civil fields
7) OEM and ODM is preference
8)packing:Inner packing: Plastic or PE bags .Outer packing: Corrugated cartons, wooden boxes or pallets