The Caimano Nero N.A. is the non-automatic variant of Extrema Ratio’s tactical knife supplied to naval special forces. It pairs a robust spear-point blade with handle geometry optimized for rapid extraction and control under stress. The blade features an asymmetric grind and partial serration designed to cut high-strength cables and fabrics while preserving edge life. This model is aimed at tactical professionals and demanding outdoor applications where durability and functionality are critical.

Technical features & specifications

Blade steel: Böhler N690, heat treated to 58 HRC.

Blade length: 93 mm.

Overall length: 231 mm.

Blade thickness: 4 mm.

Weight: 162 g.

Blade profile: spear-point with asymmetric grind; partial serration for cutting cables/fabrics.

Handle: tail designed for improved extraction; tungsten-carbide glass breaker.

Clip: titanium clip with DLC finish, adjustable to three positions on either side to minimize handle protrusion.

Category: tactical knife / non-automatic EDC.

Package contents

Caimano Nero N.A. knife with clip.

Warnings & maintenance

Do not tamper with or modify the knife; unauthorized alterations may impair safety and operation.

Store dry and away from heat sources; dry the blade if exposed to water.

Keep out of reach of children; not a toy.

Avoid improper use (do not use as a pry bar or to bear excessive loads).

Inspect blade and clip after heavy or abrasive use; seek qualified service for repairs.

Care: remove debris, dry thoroughly and apply light protective oil to metal parts.

Minimum purchase age: 18 years.