To press, break and rivet chains 520, 525 and 530 with one practical tool. This versatile tool allows you to remove the chain pins, press the main link plates and rivet the main link pins with hollow beak and flexible beak (quadruple) on the toric joint chains and without a toric joint. The easy to use design allows you to change the functions of the tool by simply moving the position of the enclosure block. Indexing letters on the enclosure and the mobile body ensure a correct configuration of the tool. Just align the letter with the letter on the body to get the configuration you need. All components are easily stored on the tool when not used. Includes a plastic protective case for practical storage of the tool PBR and all its components. Fully steel construction with thermally treated components for more solidity and durability. Can be supported in a pond or held with the included handle One-year limited warranty against manufacturing defects and materials. Patented design