Discover the best choices of Extrema Ratio knives in each category!
Extrema Ratio knives are renowned for their exceptional quality, durability and innovative design. In this guide, we'll explore the best knives from this renowned Italian brand, categorizing them to meet your specific needs, whether you're looking for a tactical, survival, marine, EDC, automatic, a machete, a Karambit knife or a neck knife.
1. The best tactical knife
The Fulcrum C has been specifically designed for tactical missions, offering a sturdy blade and ergonomic handle to ensure a secure grip. Its ergonomic design and compact design make it the ideal tool for tactical missions. Developed in response to the high demands of tactical units, the versatility of its blade tip, combined with a quality sheath, make it an unrivaled choice in terms of performance, durability and precision.
2. The best survival knife
Ontos knife + Survival kit - Extrema Ratio
The Ontos, originally designed for outdoor adventures, has evolved to become the tool of choice for elite military units. Its N690 steel blade, combined with cutting-edge processing, makes it a robust and versatile knife suitable for the most demanding tactical operations. Featuring a non-slip handle and a sturdy holster, the Ontos incorporates features such as a window breaker and belt cutter, meeting the varied needs of special forces in emergency situations. Its development results from close collaboration with specialized units, guaranteeing its reliability in both natural and military environments.
3. The best marine/diving knife
Dicok diving knife - Extrema Ratio
The Dicok knife from Extrema Ratio is the ideal choice for marine and diving activities. Designed with the help of experts in the field and sized for use underwater: Its serrated stainless steel blade offers great versatility, while its lightness ensures optimal maneuverability. The ergonomic, non-slip handle guarantees a secure grip, even in wet conditions. With its Kydex-nylon sheath for secure transport, the Dicok is the ultimate marine knife, combining exceptional strength and practical functionality.
4. The best EDC knife
BF2 CT pocket knife - Extrema Ratio
Developed in collaboration with special units for tactical missions, the Extrema Ratio BF2 folding knife offers exceptional corrosion resistance with its Böhler N690 stainless steel blade. Its solid locking mechanism ensures secure use, tested in real-world conditions. Compact and lightweight, it fits easily in your pocket, ready to tackle daily challenges or emergency situations. This story, born in the context of special operations, fascinates customers looking for a reliable and efficient tool.
5. The best automatic knife
Caïman Nero NA folding knife - Extrema Ratio
The CAIMAN is a tactical knife delivered to the GOI, Gruppo Operativo Incursori (Operational Assault Group) of the Italian Navy, and designed by Extrema Ratio. Its name is a reference and homage to the heroic Caimani Neri del Piave (Black Caimans of the Piave River), a unit of the Arditi della Regia Marina (Royal Italian Navy), who swam across the Piave River to carry out raids into enemy territory during the World War One. The CAIMAN is a high-end automatic knife, offering rapid opening and a formidable blade. Made with premium materials, it combines style and functionality. Whether for tactical or everyday use, the Caiman delivers exceptional performance with a touch of sophistication.
6. The best machete
Machete KH or KS - Extrema Ratio
Extrema Ratio's machetes, KH (Kukri Hunter) and KS (Kukri Survival) are based on a real historical prototype, the sickle-shaped Nepalese Kukri knife, the prototype of which arrived in this Asian country in the 6th century with the army of Alexander the Great. Offering specialized options the KH is ideal for hunting with a classic kukri blade, while the survival-oriented KS features a more versatile tip. Both, equipped with a Böhler N690 steel blade and ergonomic handle, provide reliable performance. Choose according to your specific needs: KH for hunting, KS for outdoor survival.
7. The best karambit knife
Karambit K-Talon, Black Stone - Extrema Ratio
The Extrema Ratio Karambit knife, developed with inspiration from the Indonesian martial art, has been specifically designed to meet the requirements of military units engaged in tactical and close combat operations. Its curved Böhler N690 steel blade and grip ring make it a formidable tool, created for precise and efficient use in the field. This fusion between the artistic aspect of the Karambit and the military functionality makes it an exceptional choice for professionals looking for a knife that is both efficient and aesthetic.
8. The best neck knife
NK2 tactical neck knife - Extrema Ratio
The Extrema Ratio NK2 neck knife is a jewel of compact and versatile design. With a Böhler N690 stainless steel blade, this knife offers excellent corrosion resistance and exceptional sharpness. Its ergonomic design allows for a comfortable grip, and the knife features a Kydex sheath with a convenient clip attachment, providing a discreet, easy-to-carry option. Whether for everyday use or as an emergency tool, the Extrema Ratio NK2 combines functionality and practicality in a discreet neck knife format.
9. The best multifunction knife
Police Evo multifunction knife - Extrema Ratio
Extrema Ratio has jointly developed this versatile Police Evo multi-function knife with the Italian State Police. Its rounded tip blade is suitable for general tasks and rescue operations, while the spring-loaded emergency blade ensures safe use. The marlin tip makes opening easy, with a dedicated lock, and the window breaker on the end ensures effectiveness on glass and plastic surfaces. Expanded features include a saw blade, file blade, can opener, bottle opener and magnetic screwdriver with interchangeable heads, all cleverly integrated into a tool kit. With well-marked attachment points, this tool offers a compact and efficient solution to meet various needs.
10. The best fixed blade knife
Col Moschin fixed blade knife - Extrema Ratio
Col Moschin was carefully designed to meet the tactical and operational requirements of the 9th Infantry Regiment. Its Böhler N690 steel blade was chosen for its robustness and its ability to maintain a reliable edge in difficult conditions, while the Forprene handle has been ergonomically designed to ensure optimal grip during combat missions. The development of this knife was motivated by the crucial need for a reliable and efficient tool during field operations.
Why choose Extrema Ratio?
Extrema Ratio's reputation is based on the excellence of its materials, the precision of its manufacturing and constant innovation. The brand's knives are the result of renowned Italian expertise, combining tradition and cutting-edge technology. Choosing Extrema Ratio means choosing knives that exceed expectations in terms of quality, durability and performance. Here are some of the qualities of Extrema Ratio:
Materials
Extrema Ratio knives are made from N690 cobalt stainless steel sourced from a small factory in Austria, the same steel that is often used in the manufacture of surgical instruments. This steel and the quenching methods used produce a steel of great strength and flexibility, capable of taking and maintaining a razor sharp edge. The handles of fixed blade knives are made from a polymer called Forprene, which provides a very secure and comfortable grip, even when wet. The folding knives feature a very durable anticorodal alloy shell. The best materials are used to ensure reliability and longevity.
Design
To achieve the best performance and function, no compromises are made in the design. Extrema Ratio knives are renowned for their exceptional robustness and their ability to meet the requirements of the strictest military standards. Extrema Ratio knives are known for their over-construction, they have a level of robustness not found anywhere else. The Extrema Ratio design team uses a 3D system to design new models and create prototypes. Each knife is meticulously inspected and field tested. There is something alluring about Extrema Ratio's architecture, their high standards create designs that are uniquely appealing - beauty through function. Extrema Ratio is UNI EN ISO 9001:2008 certified and is an official supplier to NATO forces, code (N/CAGE) AD856.
Craftsmanship
Each knife is hand assembled, hand finished and inspected by Extrema Ratio's team of artisans. Extrema Ratio believes that no machine is capable of replicating the care and attention to detail that a skilled craftsman is capable of. All knives are subject to this same level of control. All knives are individually numbered.
To conclude, whether you are a professional looking for a reliable tactical tool, an adventurer prepared to face the unknown, or simply a knife enthusiast looking for the best, Extrema Ratio knives meet all the criteria. Each model offers a unique combination of features, design and materials, making Extrema Ratio an essential reference in the world of quality knives.
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