... of black iron wire, one is hard drawn wire, another is soft annealed wire.Hard drawn wire is the suitable material of iron nail, wire mesh, craftwork ... Soft annealed wire oxygen free. Diameter: BWG16,18#, 19#, 20#, 22#, are the most popular sizes for salePacking:in coil, by spool ... , or can be cut into sizes for binding/bundle USES: Annealed wire is used as tie wire or baling wire ...