... :0.5mm-40mm Material: stainless steel grades (200/300/400series like 200Cu, 201Cu, 302, 304, 316, 420 & 631, etc.)Characteristics ... resisting,heat-resisting and wear-resisting.Packing: standard export packing like Core;Coil;Spool;Wooden case or cartons or per customers ... /CIF/CFR,ectPackage:Test machines:Application:Matt finish stainless steel hydrogen annealed wire is used for spring wire, screw wire, ...