BASIC FOLDERS

The new Extrema Ratio BF0 R CD is one of the smallest among the Basic folders. Its handle produced in technopolymer makes it light and resistant, also thanks to its steel internal frame. BF0 R CD employs the trustworthyLINER-LOCK blade blocking system and it keeps all BF0 characteristics improved with new High Speed Razor Opening System. Available versions: - Stone washed blade and deser

The two-inch nail. The new Extrema Ratio BD0 R CD is one of the smallest among the Basic folders. Its handle produced in technopolymer makes it light and resistant, also thanks to its steel internal frame. BD0 R CD employs the trustworthy LINER-LOCK blade blocking system and it keeps all BD0 characteristics improved with new High Speed Razor Opening System. Available versions: Black, Des

The new Extrema Ratio BF0 is the smallest among the Basic folders. Thanks to its steel internal frame and production in techno-polymer, its handle is light ans resistant. The liner lock system enables to open and close it with one hand. It comes with drop blade and stone washed finish. Free shipping. Specifications:Weight: 50g Blade Length: 55mm Total Length: 140mm M

Ant is the most compact of the Extrema Ratio folding knives. Despite its small size, this model has an extremely robust, resistant and reliable structure. The handle is made up of two different elements: the grip made of anodized anticorodal aluminum and the tempered steel frame which also performs the function of locking the blade (Frame Lock System). This mechanism requires that part of the f

ESSENTIAL, BASIC, USEFUL. Free shipping. Functions: - Utility blade - Can opener - Cap lifter with screwdriver - Marlin spike Specifications:Weight: 123g Blade Length: 69mm Total Length: 171mm Main Blade Thickness: 3mm Blade Material: Bohler Steel N690 (58HRC) Handle Material: Anticorodal Anodized Aluminum Blade Serration: No Main Grinding: Flat Blade Fi

RESOLZA is an ancient name, reminiscent of the italian word for razor. The centuries old Sardinian "resolza" is one of the best-know traditional knives in our country - to this day it's been the constant companion to island farmers and shepherds in their everyday work. It followed them even when they were called to war: chronicles of the Sassari Brigade during World War I mention the knife as part

This series of extremely compact folding knives is the result of interaction between Extrema Ratio and the military and police with whom we collaborate. The intention was to create a folding knife for everyday use, simple, essential and functional. The basic folding knife: the BF1 (Basic Folder n°1). There are two blade patterns: Tanto and Drop. All the blades are burnished through zirconium c

Medium folder of the BD series. Its handle produced in aluminum makes it light and resistant, also thanks to its steel internal frame. It employs the trustworthy LINER-LOCK blade blocking system. It keeps all BDØ characteristics and it differs only for its blade length. It comes with double guard to prevent the hand from injury while using it. Available in Black and Desert versions. Free

BD2 CONTRACTOR is a new basic folder of the BD series. Its blade embodies the classic Italian style with the leaf shape of the BD series. It comes with double edge serrated blade and double guards to prevent the hand from injury while using it. Available in Black and Desert versions. Free Shipping. Specifications:Weight: 105g Blade Length: 94mm Total Length: 222mm M

BF4 R is a new basic folder with High Speed Razor Opening System, its blade embodies the classic Italian style with an elegant and functional shape. Free Shipping. Specifications:Weight: 135g Blade Length: 122mm Total Length: 277mm Main Blade Thickness: 3mm Blade Material: Bohler Steel N690 (58HRC) Main Griding: Flat Handle Material: Anticorodal Anodized Aluminum

BF2 R are “Full size” folding knives especially suitable for professional use by military or police operatives. They keep all BF2 characteristics, improved with the new high speed Razor opening system. Available versions: - BF2 R Classic Tanto BLACK - BF2 R Classic Tanto STONE WASHED - BF2 R Classic Tanto DESERT - BF2 R Classic Drop BLACK - BF2 R Classic Drop STONE WASHED - BF2 R Classic

BF4 LUCKY is a new basic folder with double guards Opening System and serrated blade. It's reminiscent of the classic Italian style with an elegant and functional shape. Available in Black and Desert versions. Free Shipping. Specifications:Weight: 137g Blade Length: 123mm Total Length: 280mm Main Blade Thickness: 3mm Blade Material: Bohler Steel N690 (58HRC) H

This series of "full size" folding knives are suitable for professional use by the military or police. The handle is solid and comfortable, the clip is reversible and close, in the case of the BF1 e BF2, it becomes a useful and comfortable resting point for the thumb in "reverse grip". There are two blade patterns: Tanto and Drop. The "Classic" handle is full with the characteristic lowered fl

Ferrum E is a simple, essential and functional EDC (Every Day Carry) folding knife. It has a drop point blade and a slim and compact shape. The two anodized anticorodal aluminum handle scales make its grip light, slim as well as resistant. It can be placed in a pocket, in small flashlight holsters or in a single M.O.L.L.E. system webbing. It comes with a flipper assisted opening. The blade rota

The resolza is today one of the most famous traditional knives of our country. Its name has ancient origins and recalls the razor. This model was firstly produced in Sardinia some centuries ago and it has attended the island farmers and shepherds in their daily works. It followed them even when those men were called to war. The chronicles of the Sassari Brigade during World War One quote this knif

BD4 CONTRACTOR is a new basic folder with double guards and double edge serrated blade. It reminds the classic Italian style with an elegant and functional shape. Available in Black and Desert versions. Free Shipping. Specifications:Weight: 130g Blade Length: 123mm Total Length: 280mm Main Blade Thickness: 3mm Blade Material: Bohler Steel N690 (58HRC) Handle Mat

The common features of the "Basic Folder" series, including the BF1 and BF2, are lightness, simplicity and ease of carry. BF1 and BF2 are utility knives, the BF3 is both a utility and a combat knife. The blade is sharp and piercing, the carry (where legally allowed) is sufficiently comfortable. The “bridge like” clip and a long enough pocket will properly conceal the knife. Slim and essential.

Ferrum T is a folding knife with a clear tactical connotation and a spear point blade with a weight-lightening hole. It has a slim and compact shape, the two anodized anticorodal aluminum handle scales making its grip light, slim as well as resistant. It can be placed in a pocket, in small flashlight holsters or in a single M.O.L.L.E. system webbing. It comes with a flipper assisted opening. Th

Up to the early 1900s, people commonly carried pocket utility knives. However, due to rampant “misuse”, laws were passed to the effect that all such knives were to be clipped at the blade-tip in order to diminish their dangerousness as weapons. Some people then figured they’d get the greatest effectiveness out of the sharp edge of a traditionally flat-point blade shape, and took to carrying straig

Ferrum Rescue is a tool designed for rescue missions, developed in collaboration with Andrea Micheli, military and law enforcement expert, journalist and shooting instructor. It has an extremely compact grip and three blades carrying out the following functions: The first and main blade is 3 millimetres thick. It is designed for a much heavy use and to prevent the edges of the other two blades

Extrema Ratio is proud to present the new development of karambit folding knife with rescue characteristics. It has been adopted by the special units of U.S.I.V.P. Principality of Monaco Police. Its name comes from the development and consultancy department of Monaco special intervention units. It comes with a standard industrial-grade cutter blade which is easily replaced, a reversible po