Extrema Ratio T4000 S Knife

Extrema Ratio T4000 S Tactical Survival Knife with Black Blade

A proud continuation of the esteemed Extreme Tackle collection, inspired by the iconic tanto design. This extraordinary knife is tailor-made for knife enthusiasts who have a passion for Japanese blade profiles without compromising on tactical features. In the hands of a skilled wielder, the T4000 S showcases incredible speed and precision. Its full tang construction ensures superior balance, making it a dependable and robust tool fit for professionals.

The blade of the T4000 S is crafted from N690 Böhler Steel, a premium corrosion-resistant high-carbon steel (1.07% C) with a composition of 17.30% chromium (Cr), 1.10% molybdenum (Mo), 0.10% vanadium (V), and 1.50% cobalt (Co), ensuring structural uniformity. This exceptional steel offers unparalleled corrosion resistance and edge retention, making it one of the finest tool steels available, achieving a hardness of 57-60 HRC. Manufactured by the renowned Böhler Edelstahl in Kapfenberg, Austria, you can trust in its quality.

The blade itself is radically durable with a thickness of 4mm, featuring the classic Tanto profile and blood grooves on both sides. Its non-reflective MIL-C-13924 BURNISHING coating adds a sleek, matte finish. The smooth blade, with its full flat cut (Flat grind), maintains a razor-sharp cutting edge, ensuring top-notch performance.

The handle of the Extrema Ratio T4000 S Knife boasts a full-size 127mm full handle type, a signature feature of Extrema Ratio knives. Textured, non-slip linings made of elastic thermoplastic Forprene offer a secure grip even in wet conditions. The steel head, featuring an oval hole, doubles as a lanyard hole, enabling leash or safety rope attachment, and can serve as a hammer or glass breaker when needed.

Completing this remarkable package is the tactical sheath, constructed from abrasion-resistant, waterproof nylon in a sleek black colour. Its MOLLE compatible attachment allows for convenient vertical carrying, ensuring quick access to your knife when you need it most. For knife enthusiasts seeking a fusion of Japanese elegance and tactical prowess, the T4000 S stands as a testament to precision engineering and high-performance craftsmanship. It's a must-have addition to any collection, and its reliability will surely impress even the most discerning knife connoisseurs.

• Blade Hardness: 58 HRC
• Blade Length: 174mm
• Blade Thickness: 4mm
• Overall Length: 304mm
• Weight: 264g
• Blade Material: Böhler N690
• Blade Grind: Flat
• Blade Type: Plain
• Blade Shape: Tanto 
• Blade finish: MIL-C-13924 Burnishing
• Handle Material/Colour: Black Forprene
• Sheath Material/Colour: Black Cordura
• Manufacturer Number: 04.1000.0436/BLK
• Country of Origin: Italy