Xian XZQ Spring Products Co.,Ltd

1. Wire diameter(thickness): 10mm to 50mm. 2. Material: Carbon steel(SWC),music wire or piano wire(SWP), 60Si2Mn, 55CrSi etc. 3. Surface Treatment: blacking. 4.Customizable:Can made by your drawings, sample and dimension. 5.Package:cartons or wooden case, Or as per customers' requirements. Please check our web site: www.xzq-spring.com, to know more about our factory.