Complete Packing Tool Set (Tensioner/Cutter/Crimper) used with Poly Strapping Works with 3/8-5/8 polypropylene strappings (50% less expensive & 80% lighter than metal strappings) Built-in Cutter on the Tensioner: tensions & shears strap in one go Complete Tensioner/Cutter/Sealer set is all the tools you need to get your strapping jobs done Simple to use: minimal effort for Tensioners ratchet mechanism to provide maximal tension Step-by-step user guide