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Microtech Ultratech — Elmax OTF Automatic Knife Carbon Fibre Inlay
AUD A$697.99AUD A$581.99
A double-action OTF automatic knife with Bohler Elmax blade and carbon fibre inlay from Microtech.
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Specs
- Blade Material
- Bohler Elmax Stainless Steel
- Handle Material
- 6061-T6 Aluminum with Carbon Fiber Inlay
- Blade Length
- 8.8cm
- Total Length
- 21.5cm
- Weight
- 110g
- Lock Type
- Double-Action OTF
- Steel Hardness
- 60-61 HRC
Description
The Microtech Ultratech is the benchmark of OTF automatic knives — a double-action out-the-front mechanism that fires and retracts the blade with equal authority via a sliding thumb switch.
The Bohler Elmax blade delivers a rare combination of edge retention, toughness, and corrosion resistance, while carbon fibre inlays over the aluminium chassis add tactile sophistication.
A top-tier OTF automatic knife for discerning collectors who demand the gold standard in out-the-front deployment, premium steel, and American craftsmanship.

**Out the Front, Into the Future**
Slide the switch forward and feel the blade launch from the handle with electromagnetic certainty — then retract it with a reverse pull, the mechanism so smooth it feels frictionless.
The carbon fibre inlay catches light as you rotate the knife, revealing the weave pattern beneath a glossy clear coat — a visual reminder that this is no ordinary tool.
**Forged in the Blue Ridge Mountains**
Microtech manufactures every Ultratech in their Bradford, Pennsylvania facility, where CNC lathes carve each aluminium chassis from solid billet and skilled technicians hand-assemble the intricate OTF mechanism.
Bohler Elmax steel — a third-generation powder metallurgy alloy from Austria — is selected for its extraordinary balance of hardness, toughness, and stain resistance, then ground to a mirror-polished or stonewashed finish.

Looking After Your Blade
Keep your blade in top nick. Give it a rinse and dry after each use to stop corrosion. Every now and then, rub a thin coat of mineral oil along the blade. Sharpen with a whetstone or honing rod at a steady angle. Store it in a sheath, knife roll, or on a magnetic strip — never chucked loose in a drawer. For carbon and Damascus steel, give it a wipe after cutting acidic foods. For folding knives, clean out the pivot and pop a drop of lubricant in to keep it opening smoothly.