Stainless Steel Spring Wire Grade:201,202,304,304L,304ES, ... 3-7mm Finish:bright,soft, hard Packing:ciol Stainless Steel Spring WireProduct Instructions: 1) Grade: 201, 202, 301, ... SUS2) Diameter: 0.3mm-7.0mm3) Condition: soft wire, semi-soft wire, hard wire4) Surface finish: bright, matt.downy5) ... bright surface, slight magnetism and no cracks on forming, is widely used in bicycle fittings, kitchen and ...