Tools for polypropylene strapping, sometimes called poly strapping, tension, seal, and cut poly strapping that is used to secure bundles and packages for shipping and storage. Tensioners ensure that straps fit snugly around the package or bundle without over tensioning that can damage boxes and contents. Strapping cutters are used to cut strapping to the required length before or after tensioning or to cut strapping off. Sealer tools apply pressure to seals to secure the ends of the strapping. Combination tools tension, seal, and cut strapping in one operation.