Extrema Ratio Ultramarine N.E.D.U. survival knife

Product description

Ultramarine N.E.D.U. (Navy Experimental Diving Unit) 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, SURVIVAL, COMBAT, AIRBORNE OPERATIONS.
TECHNICAL SHEET
- WEIGHT: g 360- oz. 12.70
- BLADE LENGTH: mm 128 - in. 5.04
- TOTAL LENGTH: mm 275 - in. 10.83
- MAIN BLADE THICKNESS: mm 6.3 - in. 0.25
- BLADE MATERIAL: BÖHLER STEEL N690 (58HRC)
- HANDLE MATERIAL: NYLON
- SERRATION ON THE BLADE: YES
- MAIN GRINDING: FLAT
- BLADE FINISHING: BURNISHING MIL-C-13924
- PACKAGING: sturdy plastic case black cm 23 x 35 x 12.

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