Bestech Kriya BT2606A M398 Blade Carbon Fiber + Titanium Handle Frame Lock Folding Knife

Shipping is expected to begin in mid-November.

Frame Lock Knife
Blade material:   M398
Blade surface:    Black PVD
Handle material:  Shipwreck CamoCarbon+Titanium
Handle surface:  Black PVD
Overall length:   181mm
Closed length:    104.1mm
Blade thickness:  3.0mm

Bestech Kriya BT2606A — M398 Black PVD, Shipwreck CamoCarbon + Titanium Frame Lock

The Bestech Kriya is a compact, premium frame lock folder running a 3.0in M398 drop point blade in a Grade-5 titanium frame. M398 is a Böhler-Uddeholm high-vanadium powder steel hardened to 60-63 HRC — one of the most wear-resistant blade steels in production, chosen here for people who would rather strop than sharpen. The blade runs on a thumb hole rather than a flipper, keeping the profile clean and fully ambidextrous. Designed by Shaun Weiss, this is a knife built to disappear into a pocket and still look like a precision instrument when it comes out. You will find it alongside the rest of the Bestech Knives lineup and the wider folding knife catalog at EDCMALL.

Steel & Hardware Selling Points

• M398 Powder-Metallurgy Steel: A high-vanadium Böhler-Uddeholm alloy at 60-63 HRC with exceptional edge retention — the longest edge-holding tier of production blade steel, short of a custom heat treat.
• Grade-5 Titanium Frame: The handle scales double as the lock. Titanium is roughly 40% lighter than steel, fully corrosion-proof, and warms to the hand instead of feeling like a cold brick.
• Milled Ripple Texture: Machined wave pattern across the titanium adds real grip purchase and catches the light as the knife rotates.
• Frame Lock Solidarity: A thick titanium lock face bearing directly on the blade tang — fewer parts, fewer failure points, and the strongest folding lock geometry in common use.
• Thumb-Hole Deployment: Ambidextrous, snag-free opening with no flipper tab adding length to a closed profile that is only 104.1mm.
• 3.0mm Blade Stock: Thin enough to slice well, thick enough to stay rigid through hard cuts.
• Shaun Weiss Design: Premium-designer geometry with a lanyard hole and a pocket clip as standard.

Core Selling Points

• 3.0in / 77mm M398 drop point blade, flat grind, 3.0mm thick
• Black PVD Coated
• Shipwreck CamoCarbon inlay over a Grade-5 titanium frame with milled ripple texture, finished in black PVD
• Frame lock machined from the Grade-5 titanium handle itself
• Thumb-hole deployment, fully ambidextrous
• 7.13in / 181mm overall, 4.10in / 104.1mm closed
• Approximately 3.4oz / 96g — light for a full titanium frame lock
• Designed by Shaun Weiss with lanyard hole and pocket clip

Best Use Scenarios

1. Premium Daily Carry: An M398 edge lasts through months of cardboard and packaging without needing a stone — ideal for people who cut often and sharpen rarely.
2. Office & Urban Environments: The 104.1mm closed frame and clean thumb-hole profile sit discreetly in a dress-trouser pocket.
3. Travel & Humid Climates: Titanium never rusts, and M398 resists staining better than most high-vanadium steels.
4. Collector Display: Milled ripple titanium, CamoCarbon inlays and M398 put this squarely in the enthusiast showcase tier.
5. Knife-Enthusiast Gift: A Shaun Weiss design in titanium and M398 is a meaningful gift slot for someone who already owns the basics.

FAQ

Q1. What is M398 steel, and why does it cost more?
A: M398 is a Böhler-Uddeholm high-vanadium particle-metallurgy stainless steel. It is expensive to produce and demanding to grind, but at 60-63 HRC it delivers edge retention at the very top of the production-steel range.

Q2. How hard is M398 to sharpen?
A: Hard. It needs diamond stones or diamond rods rather than conventional water stones, and it rewards a consistent angle and light pressure. In exchange, you sharpen far less often.

Q3. Do I need to worry about rust with M398?
A: Corrosion resistance is good, not class-leading. Wipe the blade dry after wet or food-prep use and it will be fine in normal carry.

Q4. Can the frame lock be operated one-handed?
A: Yes. The thumb hole opens the blade one-handed and the frame lock bar is released with the same hand.

Q5. How does the BT2606 series differ between variants?
A: Same M398 blade, titanium ripple frame and 181mm platform. The series changes blade surface treatment and handle inlay — titanium, or CamoCarbon over a titanium frame.

Steel Comparison — Same-Price-Class Blade Steels

Steel	Typical HRC	Edge Retention	Corrosion Resistance	Toughness	Sharpening Ease
M398 (this knife)	60-63	Exceptional	Good	Moderate	Difficult
M390	60-62	Exceptional	Very good	Moderate	Difficult
CPM-20CV	59-61	Exceptional	Very good	Moderate	Difficult
CPM-S90V	59-61	Exceptional	Good	Low-Moderate	Very difficult
Elmax	60-62	Excellent	Excellent	Good	Moderate
CPM-S35VN	58-61	Excellent	Very good	Good	Moderate
154CM	58-61	Very good	Very good	Good	Moderate

Key Terminology

M398
A Böhler-Uddeholm high-vanadium particle-metallurgy stainless steel. Extreme wear resistance and very high attainable hardness (60-63 HRC) put it among the most edge-holding production blade steels available; corrosion resistance is good and sharpening demands diamond abrasives.

Frame Lock
A lock in which a section of the handle scale itself flexes inward to block the blade tang. Fewer parts than a liner lock, and typically the strongest folding lock design.

Titanium (Grade 5 / 6Al4V)
The aerospace titanium alloy used for premium knife frames — roughly 40% lighter than steel, corrosion-proof, and prized for its warm grey tone and cold-metal hand feel.

Ripple Pattern
A milled wave texture machined into the titanium scales that adds grip purchase and catches light as the knife rotates in the hand.

Drop Point
A blade profile whose convex spine sweeps down to the tip — the most versatile, strongest-tipped shape for general daily cutting.

CamoCarbon
A layered carbon-fiber composite produced in camo patterns, giving the strength and light weight of carbon fiber with a patterned face.

PVD Coating
Physical Vapor Deposition — a vacuum-applied ceramic-metal layer far harder and more wear-resistant than anodizing or paint.

Thumb Hole
A circular hole through the blade near the spine that the thumb presses against to rotate the blade open — ambidextrous and catch-free.

Who Should Buy / Who Should Skip

Who Should Buy:

• Enthusiasts who want maximum edge retention and are willing to sharpen with diamond
• Titanium frame-lock fans who value light weight and zero rust risk
• Premium EDC carriers who prefer a discreet thumb-hole profile over a flipper tab
• Collectors of Shaun Weiss designs or of M398-steel knives generally
• Gift buyers shopping for someone who already owns the entry-level knives

Who Should Skip:

• Anyone who sharpens on a basic pull-through or cheap whetstone — M398 needs diamond
• Buyers who want a large blade; this is a compact 3.0in EDC folder
• Budget shoppers — titanium frames and M398 sit in the premium tier
• Users who prefer flippers, crossbar locks or assisted-opening mechanisms

Care & Maintenance

1. Wipe the M398 blade dry after use; corrosion resistance is good but not class-leading.
2. Only sharpen M398 with diamond stones or diamond rods — conventional water stones barely cut this steel.
3. Maintain a consistent angle and use light pressure; M398 rewards patience and punishes impatience.
4. Strop regularly on diamond compound to keep the apex keen and postpone full resharpening.
5. Keep the frame lock face clean and dry — grit between bar and tang causes lock stick.
6. Add one small drop of light oil to the pivot every few months; work it in by cycling the blade open and closed.
7. Wipe titanium scales with a dry microfiber cloth; avoid abrasive polishes that dull the machined ripple texture.
8. Check the pivot, clip and body screws monthly — titanium threads can gall, so avoid over-torquing.
9. Never pry or twist with the tip. M398 holds an edge for an extremely long time, but it is not a pry bar.

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