... , 2.outside dia:0.5-1.0mm 3.Tensile strength: 30-55kg/mm2 4.ISO9001:2000 Hebei Yuntao Trading CO.,Ltd ... :0.5mm -4mm outside diameter:1.0mm-5mm Tensile strength: 30-55kg/mm23.Coloryellow,white,blue,green ,black ,red, etc 4 ... to sustain the life of our factory. Directly purchasing from my factory canlow down your cost. pvc coated iron wire with 10 years factory