... 3. Quality assurance 4. ISO certification Stainless Steel WireProduct Instructions: 1) Grade: 201, 202, 301, 302, 304, 304L, 316, 316L etc ... SUS2) Diameter: 0.1mm-8.0mm3) Condition: soft wire, semi-soft wire, hard wire4) Surface finish: electrolysis bright, bright, matt ... . Product Application: With bright surface, slight magnetism and no cracks on forming, is widely used in bicycle fittings, kitchen ...