... material: black iron wire,low carbon steel ,galvanized(electro and hot -dipped) 2 large quantity in stock,fast delivery. ZRHH Black iron U type wire Specification: ... 0.6-5.0mm Length:250-3000mm Type :u type wire Material:SS, galvanized, pvc,black iron wireU typed wireMaterial: Blacki iron wire galvanized( ... .80220.710.710.70PLS FEEL FREE TO CONTACT WITH ME !