DOBERMANN IV Africa is a model dedicated to hunting professionals. It is equipped with a Santos Rosewood handle and a blade made of Böhler N690 steel, the time-tested Austrian steel enriched with chromium, vanadium, molybdenum and cobalt. Used by Extrema Ratio to produce its blades, this steel is characterized by the perfect balance between hardness, resistance and resilience, which are essential to obtain effective and long-lasting sharpening.
The ULTRAMARINE is an amphibious knife, carried around from underwater operation equipment (trilaminate drysuit) to ground operation equipment (tactical vest).
Expedition series, the new range of tools dedicated to exploration professionals, is enriched by a model with a folding blade, the RAO II Expeditions. Expedition series is the new range of tools dedicated to exploration professionals.
Expedition series knives offer the same performance, reliability, and outstanding manufacturing quality as the technical tools developed by Extrema Ratio for the most demanding professional use. Thanks to its structure, RAO II Expeditions is a tool that, despite its compact size, manages to guarantee the functionality and features of a product with larger dimensions and greater strength. Just like the other models belonging to the Expeditions series, the RAO II Expeditions features the handle and sheath in desert coloration.
There’s a reason it’s a classic. Made famous by the Gurkha regiments serving under the British crown, the “kukri” is a Nepalese all-purpose blade descended from ancient Greek sickle-shaped swords.