WHAT IS STEEL WIRE ROD USED FOR Wire rod is a rolled steel product (alloy or non-alloy) made from semi-finished steel in rectangular, round, hexagonal or square shapes. Fine cross-sections are obtained in particular by continuous cold drawing. The wire rod is wound on a coil and delivered in this form. Wire rod Uses Steel wire can be used in a variety of products, depending on its shape and treatment. The main uses are in the manufacture of: Wire mesh, Nails Springs Reinforcement wire Barbed wire Wire rope Welded wire mesh. Wire Rod Shapes and Sizes Steel wire is a finished product that is cold formed before processing. Although shapes vary, most are produced in coils. Diameters are typically between 5 and 15 mm, and most conform to ISO standards, so sizes can easily be increased in increments of 1 mm to 20 mm.