YinFeng бренд изготовленный на заказ гибки металла провода формируя спиральные пружины

We accept a variety of styles of spring customization,

if you want to custom,please kindly supply bellow information:

♦ Spring type

♦ Material

♦ Wire diameter

♦ Surface treatment

♦ Inner diameter and outer diameter(ID and OD)

♦ Free length and work length

♦ Total coils and active coils

♦ Application

♦ Quantity

Of course, a detailed spring drawing is the best.