Stainless Steel Spring Wire Grade:201,202,304,304L,304ES,316,316L etc ... .3-7mm Finish:bright,soft, hard Packing:ciol Stainless Steel Spring WireProduct Instructions: 1) Grade: 201, 202, 301, 302, 304, 304L ... ’s start our business and we will be your reliable supplier!Sincerely yours,International Sales DepartmentGuangdong Yatai Stainless Steel Products Co ...