Wire Forming, Spring, Metal manufacturer / supplier in China, offering Factory Customized Heavy Duty Wire Forming Stainless Steel Spiral Coil High Compression Spring for Machine, Factory 0.4 0.8 Length 5 10 15 20-50 Stainless Steel Compression Small Spring Tower Type Spiral Spring for Torch Battery, High Service Life Scroll Winding 301 Stainless Steel Coil Return Spring for Tape Measure and so on.