Straight Cut Wire Straight cut wire uses in binding up construction materials or other items. Straight cut wire is made with galvanized iron wire straightened then cut into pieces of various length according to your requirement. Standard wire diameter of cut wire: 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.2mm, 1.45mm, 1.5mm.