Integrated chain breaker and chain integrated machine: Features a simple structure and lightweight design, designed to meet various chain repair functions efficiently. High-performance chain breaker: Safely breaks all chain rivets with ease, thanks to built-in thrust bearings and low friction for quick rivet rotation. Constructed from high-quality heavy-duty steel: Ensures durability and longevity, includes a base plate and mounting holes for straightforward installation. Ergonomic long lever handle: Designed for breaking the strongest chains effortlessly, ideals for chainsaw maintenance and repair, with a comfortable, non-slips grip. Bench mount capability: Comes with two mounting holes for secure placement using tension screws or bolts (not included), allowing for flush installation with workbench sides or fronts.