Literally translated as “Maximum Value”, Extrema Ratio Knives combine the best of contemporary materials and manufacturing with the legendary grace and design of Italian style.

The Extrema Ratio collection is, simply put, the finest Italian craftsmanship mixed with precision and strength.  Extrema Ratio was formed with the ideal of creating outstanding knives and the elite military organizations of Europe quickly recognized that fact.  Because of the importance of being user-friendly by special forces, Extrema Ratio has created each of their knives to meet exact armed force standards using only the best materials.  The tolerances are precise, the materials are light, the workmanship is flawless and the end result is undeniably superior.

Select a Category to begin browsing through our full line of Extrema Ratio Products: