Extreme Ratio

Extrema Ratio is an Italian knife manufacturer renowned for producing high-performance tactical and combat knives favored by military and law enforcement professionals worldwide. Founded in 1997 and headquartered in Prato, Italy, the company quickly gained a reputation for its rugged, no-compromise designs that emphasize durability, functionality, and operator safety. Extrema Ratio's blades are typically made from high-quality Bohler N690 stainless steel, treated with a MIL-C-13924 black oxide coating to resist corrosion and glare, making them suitable for extreme environments.

What sets Extrema Ratio apart is its commitment to real-world testing and collaboration with specialized military units. The company works closely with special forces, including the Italian COMSUBIN and other NATO entities, to develop knives tailored to mission-specific requirements. Designs like the Fulcrum, Col Moschin, and Task series exemplify this approach—each featuring ergonomic grips, robust blade geometries, and tactical adaptability. Their designs often incorporate modular components and innovative locking systems that ensure reliability in high-stress scenarios.

Extrema Ratio's contribution to the knife industry goes beyond functionality; it also elevates the standard for tactical aesthetics and precision engineering. By combining traditional craftsmanship with advanced machining and feedback-driven refinement, the company has carved a niche for premium tactical tools. Their knives not only serve as reliable combat companions but have also influenced modern tactical knife design through their blend of form, function, and rugged elegance. This commitment to excellence has helped solidify Extrema Ratio as a benchmark in the high-end tactical knife market.