black annealed tie wire high quality low carbon steel wire dia 0.5mm- ... .7mm weight 0.1kg-1000kg/coil ISO9001 certificate Black annealed tie wire (Manufacture and factory) 1. Material: High qulity low carbon ... : BWG42-BWG4(0.1mm-6.0mm)3. Tensile strenght: 350-550 N/MM24. Coil weight: 5kg,7kg,10kg,25kg, 50kg, 100kg ... Other specifications can be made by your request. black annealed tie wire