... /mm2 Packing: Spools, coils. Packing:50-500kg/coil Black Annealed Wire black annealed wire products, soft-wire annealing.main purposes : Building and fire organizations for ... #,21#,22# issue of a wire, producing and also required. Packaging : according to user requirements for packaging. Black anneald wire / soft annealed iron wirespecification0 ...