торсионная рессора

Torsionspring features: 1)We are specilized in all kinds of coil springs 2)Wire diameter of ciol spring :0.5mm 4.0mm 3)Our spring are widely used in many fields 4)Raw material of the spring is high-carbon steel,stainless stell and others according to customer's requirements 5)High quality,long service-life,low price and durable 6)Surface treatment:nickle,black zinced,silver,gold and other choice 7)We can supply various of spring accprding to your drawings,samples,speciafications and buleprint 8)OEM orders is provides as per ccustom-designs. We will do our best to meet all your requirements.What you need to do is just telling us.