Extrema Ratio

The no compromises field knife, robust, efficient and heavy. The grindings on the Extrema Ratio Golem II are flat and the point is thickset, a knife you can really count on for the toughest of jobs. The upper grinding can be whetted for harder wor...

This series of working blades have been developed for an heavy use. The three sizes fit themselves to different environments and situations of use. The KL and KH are suited as a team-work tool, the KL is more suited to the Asiatic, South-american ...

This series of working blades have been developed for any heavy use. They are ideal for a range of environments and situations of use. The KS is a camp blade for heavy uses. Produced in cobalt steel N690 with a black nitrate coating which has been...

This folder series was developed to substitute, or compliment, a fixed blade. With it's well tested locking system: The Back Lock. To reach the maximum level of safety while using the folder and to reduce the risk of accidental closing of the blad...

These extremely robust folding knives allow one to carry out heavy work generally more adapted to a fixed blade.

The blade's locking system is robust and safe, the main mechanism is aided by an added safety catch which can be applied manual...