Constant force compression spring
| Product Name | Spring Coil |
| Wire Diameter | 0.01 to 20mm |
| Material | Stainless steel, carbon steel, spring steel, alloy spring steel, refractory steel, brass, and bronze (most of them are imported from Korea, Germany and Japan) |
| Surface Treatment (Finish) | Zinc-plated, nickel-plated, chrome-plated, silver-plated, gold-plated, imitation gold-plated, and so on |
| Packing | Inner---Plastic Bag; Outer --Standard Carton Box |
| Usage | All kinds of cars, machinery, home appliance, electronic products, electric appliance, stationery, computers, power switches, miniature switches, architecture, commodity and A/V equipment, hardware and plastic molds, sports equipment and gifts, and more |
