Dual Functionality for Chain Repair: This innovative tool combines chain connecting and breaking capabilities in ones compact device, offering a space-saving and cost-effective solution for cyclists and mechanics alike. Enhanced Safety Features: Designed with a reliable chain breaker function, it safely removes chain rivets. The inclusion of a thrust bearing and low friction design ensures smooth and effortless operation. Streamlined and User-Centric Design: Its simple, integrated structure allows for quick setup and use. Comes with punches and connectors for fast adjustments, streamlining the chain repair process. Stable and Easy Operation: Features a wide, stable base with multiple mounting holes for secure workbench installation. Ergonomic non-slips handles improve grip and leverage, making operations smoother. Step-by-Step Chain Breaking Guide: Easily break chains by inserting the chain into the adjustable anvil's slot, securing it with the adjustment knob, and positioning the rivet under the punch for removal without excessive force.