About our product:

 

  Attention: Spring samples can be provided according to your drawings or samples.10 days needed usually. 

  1.Diameter of spring line:0.1mm-10mm
  2.Extension spring Material:sus/swc/swp/copper/iron/alloy spring 
  3.OEM is accepted 

  4.Surface treatment: Zinc,Nickel,silver,golden,tin,powder coating

  5.Certificated by ISO9001-2000
  6.ROHS  compliance 

  7.SGS is also available

  8.Categery of Coil springs