Extrema Ratio Ultramarine diving knife
The ULTRAMARINE is the result of four years of research and development, conducted by Extrema Ratio in collaboration with Military Dive Teams of the Italian Special Forces, Law Enforcement Dive Teams and Civilian Underwater Operation Experts.
Units involved in underwater and amphibian operations use a variety of specialty tools.
The main objective of the ULTRAMARINE Project is to substitute these different tools with one versatile utensil capable of performing the multitude of tasks that professionals in the fields are asked to perform in these difficult and challenging operations.
The Primary Functions are:- FIELD OPERATIONS
- UNDERWATER OPERATIONS
- EMERGENCY TOOL
Blade coating / finish
Partial, single edge
Country of origin:
Lanyard hole, Double edge, Fuller, Presentation case, Serialized, Window breaker
BrandExtrema Ratio, located in Prato, Italy has been designing, manufacturing and selling high-quality combat knives since 1997. The company gained a great reputation for excellence that is unsurpassed in the military and tactical industry. The company prides itself in design, material and quality to deliver a high end product that meets the most severe standards. The first class handwork and well-selected material have contributed to form the image of the Extrema Ratio trademark all over the world.
Lamnia's speciality is a selection of more than 5000 knives and folding knives. We carry hundreds of scandinavian knives, the famous Finnish Puukko knives among them; folding knives, hunting knives and kitchen cutlery from the world's best brands such as Spyderco, Cold Steel, Roselli, Fox Cutlery and Marttiini.