Binding Wire is used for the purpose of tying applications in the field of construction. It is used extensively in the construction sector for tying the rebars at the joints so as to keep the structure intact. MS & GI Binding Wire is available in both 18 and 20 SWG GI Wire - Galvanized wire - Galvanisation is an industrial process by which a coating of zinc is applied to sheets of steel or iron to act as a protective layer against corrosion, most commonly in the form of rusting.