Bright,Dull Dia.:0.8-8.0mm Grade: 200,300,400series Spring wire, Cold heading wire,B&N wire, Weaving wire, Annealed wire ... stainless steel wire grand:201,202,301,302,304,310,321 ... ,430,ect size:0.5mm to 15mm Product name: stainless steel wire Surface: bright finished/polished Grade:201,202 301(1Cr17Ni7) 302 ...