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 ... time: 10days after received T/T or L/C.2) Payment term: T/T ,L/C or T/T based on copy ... of B/L3) Quality assurance: Mill Test Certificate is ...