Coil Spring, Compression Springs, Helical Spring manufacturer / supplier in China, offering Coil Spring, Torsion Spring Motor Spring Start Spring Cg125, Linch Pin safety Pin Shaft Lock Pin DIN11023 and so on.
Coil spring: This spring is used for auto, it is the suspension spring. We produce according to customer's drawings or samples. The material of it is steel. We also can make with spring steel.