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Edition N° 003 · X12MF · 61 HRC

The Techno-
Yakut

Forged in Ukraine
Hand-Fitted

A bridge between ancient Siberian heritage and modern engineering. Asymmetric grind, stabilized maple, hybrid sheath of carved wood and Italian-finished cowhide. Built for the field — kept like an heirloom.

Blade
135 mm / 5.3"
Hardness
61 HRC
Steel
X12MF / D2 class
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Techno-Yakut knife with leather sheath
Knife on explorer map with compass

Rooted in the
Yakut Tradition

The Yakut knife is one of humanity's oldest continuous blade forms — carried by nomads of the Eastern Siberian taiga for over a millennium. Single-beveled, asymmetric, alive in the hand. We took that essential form and rebuilt it from first principles.

Every Northforge blade begins as bar stock of certified X12MF — a chromium-vanadium steel equivalent to the Western D2 tool steel class. It is forged by hand, normalized through three thermal cycles, and hardened to a narrow 60–62 HRC window that balances toughness with edge retention.

"Not a reproduction. Not a reinvention.
A conversation between eras."
Specifications

Technical Details

Blade Length
5.3" — optimized for field tasks, short enough for control
135 mm
Total Length
10.4" overall, balanced at the guard
265 mm
Blade Thickness
Spine at the ricasso, tapers to hollow-ground edge
4.5 mm
Weight
Without sheath
185 g
Steel
Chromium-vanadium tool steel, D2 class equivalent
X12MF
Hardness
Sharpens to mirror finish, holds edge through hard use
61 HRC
Handle
Resin-stabilized Karelian maple, moisture-proof
Maple
Sheath
Carved wood liner, Italian vegetable-tanned cowhide
Hybrid
Anatomy

An anatomy of
intent.

From spine to sheath, four hands of work. Each component answers a question the field will eventually ask.

— I · Edge
Asymmetric grind
Single-sided geometry that traces wood and hide without wandering. The world's most forgiving slicer.
— II · Spine
Forged fuller
Hammered down the length of the blade — reduces weight without sacrificing rigidity.
— III · Bolster
Brass accent rings
Twin brass rings frame the junction of blade and handle — hand-fitted and polished.
Knife anatomy
IV · Handle —
Stabilized maple
Vacuum-impregnated with resin. Will not swell, crack, or absorb humidity at any latitude.
V · Sheath —
Hybrid carcass
Carved maple core wrapped in Italian-finished cowhide. The blade never touches the leather.
VI · Lanyard —
Braided cord & bead
Hand-knotted leather cord with a forged silver bead — secures the blade in transit.

How It's
Made

I
Stock Selection
Each blade begins as certified X12MF bar stock, chosen for consistency of composition and grain structure. No recycled or unknown steel enters the shop.
II
Forging & Normalization
Hand-forged at correct temperature, then normalized through three thermal cycles to relieve stress and refine the grain before hardening.
III
Heat Treatment
Hardened in a controlled salt-bath furnace, quenched, then triple-tempered at low temperature to reach a precise 60–62 HRC window.
IV
Grinding & Finishing
The asymmetric hollow grind is cut by hand on a wet wheel. The bevel is then hand-stropped to a working sharpness with a convex micro-bevel.
V
Handle Fitting
Stabilized maple scales are shaped, fitted, and pinned to the full-tang construction. Each handle is finished to 600 grit and sealed with natural oil.
Knife detail

Each edition is produced in runs of twelve pieces. Every knife is individually numbered, documented, and accompanied by a certificate of steel certification. Lead time is 6–8 weeks from order confirmation.

Edition N° 003 — Currently Available

Reserve Your
Techno-Yakut

Commission is placed directly with the maker via WhatsApp. We discuss your preferences, confirm specifications, and agree on timeline before any payment is requested.