1.black wire material:Q195,Q235,SAE . 2.black wire guage:BWG8#~36# 3.packing:25kg/coil Specificationsannealed iron wire packing:inner plastic film and outside ... .8.Color: plain black. 9.Forms available:Coil wire, spool wire, U type wire, Tie wire,Straight cut wire, etc. 10.Application:Black Iron Wire is a kind ...