Customized Double Wheel Spring Steel Torsion Spring Dongguan Yusen Metal Technology Co., Ltd. Function:Pressed, Phonation, Buffer, Drive, Restoration, MeasurementMaterial:SteelUsage:Industrial, Auto, Furniture, Motorcycle, Home ApplianceLoad Type:TorsionProduction Process:Cold RollShape:Coil Base Info Model NO.:YSTSurface Treatment:Zinc, Nickle, Chrome, Black...Style of Ends:Open , Closed;Ground or NotTransport Package:Plastic Bags and Carton BoxSpecification:based on product size and requirementOrigin:CnHS Code:7320209000Production Capacity:10000000PCS,Month Description Pre:Zinc Plated Spring Tine for Harvester Cultivator Parts Next:Customized Wire Forms with Different Material and Bending Ways