... *Finish:black,bright *packing: polyfilm Descriptionstainless steel round barGrade 304,304L,310S,316,316L,316Ti, etcDiameter4mm ... , corrosion resistant seamless steel pipe used.packing:Wraps with kraft paper, steel strip bundled , wooden matting, ... and hope to establish long-term business relationships with you on the basis of mutual benefits. ... us for more information. stainless steel round bar