1Versatile Chain Compatibility: This chain breaker set is designed to press, break, and rivet standard 520, 525, and 530 chains, including O Ring chains. With this tool, you can handle multiple chain sizes conveniently and efficiently. 2Superior Construction: This chain cutter and riveting set is made with heavy duty steel. This ensures durability and longevity, allowing it to withstand the test of time. It is also heat treated for added strength and coated to prevent rust. 3Multiple Functions: This set allows you to dismantle chain pins, press master link plates, and rivet both hollow nose and soft nose (four stake) master link pins. The rotating anvil allows for easy switching of tool functions. Each function is clearly labeled, ensuring correct orientation of the anvil. 4Easy to Use: With clear markings and a user friendly design, this chain breaker set is easy to use. Whether you need to press, break, or rivet chains, the tool provides a hassle free experience, making your chain maintenance tasks more efficient. 5Reliable and Versatile: Designed with attention to detail, this chain breaker set offers reliable performance and versatility, this tool is a valuable addition to your toolkit, allowing you to handle chain related tasks with ease and confidence. 1 x Chain Breaker Kit (6pcs)