stainless steel spring wire 1) Diameter wire: dia.0.02-4.58mm 3) packing:spool coil Material: 304,308,304L, 301,304HC ... ,304M, stainless steel spring wireMaterials: SS304,SS304L,ss316,ss316l ... against exposure to the toughest atmosphere.Applications: stainless steel spring wire can be widely used for manufacturing bicycle fittings, ...