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 ... name: Guangdong Yatai Stainless Steel Products Co.,Ltd2) Address:No.11,Yongsheng Road,Nanjiang Industry Zone,Sihui City,Guangdong, PRC China3 ...