Hay Baling Wire Baling wire is used to bale hay, straw or cut grass in order to maintain its shape after the baler has pressed the hay into tight rectangular bales. Our wire is evenly wrapped in a box with the start and end ends clearly marked to ensure a quick, foolproof reload by the baler. Advantages Easy to unwind Easy to install and operate on any baling equipment Tape retains its original shape during use Minimizes wire waste Won't get stuck in equipment Long-lasting cord lubrication Application Hay bales (wheat, sorghum, corn alfalfa, etc.)