Wire Forming Spring, made of various material with different finish; Made in ISO/TS16949:2002 and ISO14001:2004 factory. Key Specifications/Special Features:Product Name: Wire Forming Spring ;Features: Wire diameter: 0.2 to 10mm in different shape, such as round, flat and square materialMaterial: carbon steel or stainless steelFinish: zinc-plated, nickel-plated, chromium-plated, silver-plated, ...