Annealing: Different wire thickness require different temperature and annealed time, we can control it according customer`s requirements, make the wire soft or hard. Feature : Our twist wire with good elasticity and flexibility, can control it`s degree of hardness and softness in the annealing process. Package: 1.Bind with wire 2.plastic film inside and hessian cloth /woven bag outside 3.Carton 4.Other packing according customer`s requirement. Weight of coil: 0.1-1000kg/coil, can be make as customers¡¯requirement. Application: Black annealed iron wire mostly used as binding wire in construction, tie wire or baling wire in building, parks and daily binding.