factory 321 Stainless steel wire certification:ISO9001 material:202,302,321,304,316,316L feature:surface smooth factory 321 Stainless steel wirematerial:202,302 ... ,316Ldiameter:0.025mm-32mmcategory:hard wire,soft wire,feature:surface smooth,corrosion-resistant,good softnessuses:wire-drawing,weaving of wire mesh,soft pipe,beam of ... .0060.320-0.499±0.0060.006 321 stainless steel wire by factory