профилированный весной

1.wire diameter: 0.1-30mm 2.material: music wire, spring steel, stainless steel ,phosphor bronze, brass, chrome vanadium, as well as any other required. 3.finishes: zinc plater, black oxide, shot peen, as well as any other requied 4.packing: inner: plastic bag, outer: carton box 5. with dirrerent shaped for the tension spring ends, just as cross center hooks/cross loops,extended machine hooks, standard machine hook, reduced ends with seivel hooks, threaded inserts-draw bars, expanded hooks,rectangular ends, teardrop-shaped end,v-hooks. 6. we can produce springs according to your drawing and samples, if yes, pls contact with me at free