Jay Fisher - Fine Custom Knives

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"Nunavut" custom skinning knife, obverse side view in 440C high chromium stainless steel blade, hand-engraved 304 stainless steel bolsters, Musk Ox boss horn handle, hand-tooled leather sheath
"Nunavut"

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"Kairos" Counterterrorism, Tactical,  Crossover Knife

"Kairos" Tactical, Counterterrorism Knife, obverse side view in T3 cryogenically treated 440C high chromium martensitic stainless steel blade, 304 stainless steel bolsters, blue and black G10 fiberglass epoxy composite handle, hybrid tension-locking tab-lock sheath in kydex, anodized aluminium, stainless steel and titanium
"Kairos" Tactical Combat, Crossover, Utility knife with full kit of accessories; HULA, LIMA, UBLX, EXBLX, Flashlights, hardware, sternum harness, sharpener, bags, storage, full kit
NOTICE!
Please note the layout for the tactical knife description on this page. I've separated the components, briefly describing them in individual boxes. In those boxes are links to dedicated pages describing everything about the part, component, or accessory. The pages are substantial, and offer the history, operation, materials, use, mounting, and care of each accessory.
"Kairos" Professional Grade Tactical, Counterterrorism Combat, Crossover Utility Knife
(Shadow Line)
All Matching in non-reflective flat black camouflage

Designed by a professional for professional use, this is a top-of-the-line, extremely tough and ultimate corrosion-resistant, wear-resistant knife: a combat counterterrorism knife , sheath, and accessory package that is simply the best made. The knife is a complete crossover type, suitable for utility, rescue, and working tool applications. This package is comprehensive, sturdy, dependable, and useable. NO OTHER SOURCE can supply what you see here, all finely handmade to work with your gear, your outing, your mission, and your excursion, no matter the situation and exposure. This is simply one of the very best counterterrorism knife and kit made today.

More photos below!

Purchase:

Status: Available. Contact me at jayfisher@jayfisher.com to purchase this professional knife kit

Price: $6,795.00


Included:

The Knife

  • Size: Length overall: 10.6" (26.9 cm), Blade Length: 5.0" (12.7 cm), Thickness: 0.264" (6.7 mm)
  • Weight: 15.5 oz. (439 grams)
  • Blade: 440C High Chromium Martensitic Stainless Tool Steel, Hardened and Tempered, T3 Specialty Cryogenically treated to Rockwell C59, proprietary surface oxide treatment "Ghost Slate."
  • Bolsters/Fittings: 304 High Nickel, High Chromium Austenitic Stainless Steel, proprietary surface oxide treatment "Ghost Slate."
  • Handle: Blue and Black G10 Fiberglass/Epoxy Composite
  • Type/Purpose/Origin: The name "Kairos" is an ancient Greek word meaning the right or opportune moment (the 'supreme moment'), that one instant in time where everything comes together and the strike must happen. Think of when the archer must release his bowstring, when the sniper must pull the trigger, when the advancing unit must make their decisive move. This is a move that cannot be turned back from, it must happen at just the right instant. This is my inspiration for the Kairos.
    This is one of my most popular knives made for counterterrorism, combat, rescue, emergency response, hazardous disaster response, and survival. This is a super keen and sharp, curved blade, originally adapted from my popular "Hooded Warrior" sniper's knife, which was designed with professional input from military clients during Operation Iraqi Freedom.
  • Blade Steel Alloy: The Kairos blade is a proven hypereutectoid, high alloy martensitic stainless tool steel, 440C. This is my most requested steel for a reason. When properly treated, it's a dependable, reliable workhorse of extremely high corrosion resistance, good toughness and high wear resistance. The extremely high chromium of 440C along with the high carbon and moderate molybdenum results in profuse chromium carbides, increasing corrosion resistance as well as wear resistance. There is a reason that 440C is the steel that all other stainless tool steels are compared to. This steel is suitable for marine saltwater use.
  • Heat Treatment: This Kairos has my T3 heat treatment, yielding an astounding blade in incredible condition through advanced processing protocols. How advanced is this treatment? It's a multi-stage cryogenic treatment, involving temperatures ranging in over 2000°F (1090°C) to -320°F (-196°C). The process is an evolution of my advanced heat treating processes, and consists of 33 dedicated and specific steps and takes 172 hours. This means that just to heat treat this blade takes over a week. The reason for this is scientific and critical, but yields the most stable, most wear-resistant, most durable and long-lived structure of this steel, profuse with fine multi-element carbides and a uniform and unbelievably robust structure. This is a testament to my determination to make the very best knives, steels, treatments and kits in the modern world. I know of no one else who has advanced the treatment to this level; it's unheard of in the metals and knifemaking field. Want to know more about the heat treating designation?
  • Blade Design and Geometry: The blade of the Kairos has a wide array of uses, with the curved blade and thin, keen point with substantial width, making it extremely strong overall. It's accurately hollow ground and well-matched side to side, and the single-bevel cutting edge is razor-keen. The hollow grind will allow generations of sharpening while steel offering a thin cutting edge, and the top swage on the spine reduces the cross-sectional thickness of the point without sacrificing strength. At over 1/4" thick, the spine of the knife is heavy and thick, making this a very strong knife. In this particular knife, I chose not to add serrations, so that extra cutting edge length would be available, and the knife would have great crossover potential, allowing sport, hunting, skinning, and utility work.
  • This is an extreme use crossover knife design, made of tremendously corrosion-resistant and tough high chromium stainless steel.
  • Blade Finish: The blade and bolsters (and all of the accessories) are in my "Shadow" line of counterterrorism and tactical knife finishes. Answering the request for completely subdued and non-reflective surfaces, I developed the Shadow Line with my Ghost Slate finish. This means darkening in a permanent fashion not only the stainless steel of the knife, blade, handle, and fittings, but all of the gear in the entire kit: the fasteners, the sheath parts, aluminum mounts, accessories and entire package. Read more about my Shadow Line and Ghost Slate finish on my Counterterrorism Knives page at this bookmark.
  • Bolsters: I bolstered the Kairos with my signature zero-care, high nickel, high chromium 304 austenitic stainless steel bolsters, contoured and rounded for comfort of the hands, and shaped and radiused in the front face for easy cleaning. They are attached with multiple through-tang pins of 304 stainless steel, and the mounting is permanent, as well as extremely corrosion-resistant. This is the same steel used for stainless steel nuts, bolts, and fasteners, and the bolsters are heavy, thick, and solid, giving great balance to the knife. The front bolster is contoured around a 1.2" (3.0 cm) round forward finger ring, which is smoothed and radiused for comfort and is large enough for the gloved finger. The finger ring offers maximum security between the hand and the knife, essential in the most critical of counter-terrorism and combat tactical offensives, as well as use in hunting and utility chores. The front bolster extends forward of the finger ring, offering a wide thickness for the thumb to rest on the knife spine and filling the grip between the thumb and forefinger. The rear bolster has a large chamfered 5/16" (8 mm) through-tang lanyard hole for added security when working elevated or over water or in a debris field. The bolsters are dovetailed to create a solid, seamless union with the handle material. The bolsters are treated in my "Ghost Slate" shadow line for reduced glare and match the rest of the knife and gear.
  • Handle: The handle scales are blue and black G10, a fiberglass reinforced epoxy composite that is one of the most durable and dependable manmade handle materials on earth. The handle scales are dovetailed and locked and bedded under the bolsters, secured with two heavy 304 stainless steel pins. The handle shape is comfortable and extremely secure, with deep quillons, good belly, and slope for the heel of the hand that makes the knife an extension of the arm. The tang is fully tapered and fileworked with an bold and well-defined geometric pattern for increased purchase and handmade signature.
  • Balance and Feel: The center of balance of the knife is just in front of the finger ring forefinger position, making the handle feel light and the blade strong and massive. The knife feels extremely solid and durable in forward grip, blade leading. In reverse grip, with the small finger threaded through the ring and the thumb over the heel with the tip across the rear bolster, the knife feels robust and tough. The unique handle shape, balance, thickness, and stout design of this knife makes it an incredible tool and weapon. This is, clearly, one the very best tactical, counterterrorism, and utility knives made in the world today.
More photos below!

Included:

The Sheaths

This knife has two sheaths, one in heavy leather, one in tactical combat, tab-locking.


1. The Post-Lock Leather Sheath
  • Weight: 8.7 oz. (247 grams)
  • Materials: Heavy 10 oz. thick leather shoulder, stainless steel reinforcement screws and marine-grade snaps, hand-stamped, black lacquered, nylon stitching
  • Storage: double-layered canvas duck embroidered drawstring bag in cotton duck canvas, polyester
  • Description: I've designed and made a heavy, tough, and solid leather sheath for the Kairos, in 10 oz. leather shoulder, hand-stamped and tooled. This sheath is designed for the most secure arrangement possible using leather, my "Post-Lock." This is done by securing the knife around the handle belly with a "post" of leather reinforced by two stainless steel dot snap on the inside of the sheath. The retention is double-strengthened by a second stainless steel dot snap in the back of the sheath. Both snaps have to be opened and the sheath front folded away from the handle to clear the post before the knife can be removed. This makes the sheath the most reliable retention method available in any leather knife sheath made. The sheath leather is heavy shoulder, from mature cows, and is twice as thick as most other knifemakers use. The sheath mouth at its thickest is reinforced with stainless steel Chicago screws. The stamp-tooling is "axe-head" black basketweave, breaking up the light and reflection. The sheath is also useful for traditional conservative and conventional wear options. The sheath has a belt loop that can accommodate a 1.75" (4.5 cm) wide belt. The belt loop is triple-row stitched, and the main sheath welts are double-row stitched with tough nylon thread that is water and sunlight resistant. The knife fits deep and secure into the sheath, with none of the the handle exposed and the high back of the sheath protecting the wearer. The sheath edges are dressed and smoothed for comfort; the sheath is sealed with lacquer for water resistance, permanence, and longevity. Leather is irreplaceable in extremely cold or hot environments, and where absolute silence is needed in tactical operations with no noise when rubbing against objects, people, or gear. The leather sheath is also great for a "non-tactical" outdoors look in a more casual setting when a knife simply needs to be a tool.
More about the Leather Post Lock Knife Sheath

2. The Hybrid Tension Tab Lock Tactical Sheath
  • Weight: 10.3 oz. (292 grams)
  • Materials: Hybrid Tension Tab-Locking in Black Kydex, Black Anodized Aluminum Alloy, Blackened Stainless Steel, Anodized 6AL4V Titanium.
  • Description: This sheath is one of my hybrid tension tab-locking models, originally designed for counterterrorism use. This is my proprietary design, the very best possible sheath of its type available in the world today. Actually, it is the ONLY type of this sheath available in the world today!
  • Spring Retention Release Pressures: Three included titanium springs for user selection of retention force; approximately 3 lbs., 8 lbs., and 15 lbs. force.
Get all of the details about this Hybrid Tension Tab-Locking Sheath at this link.
More photos below!

Included:

Accessories: Belt Loops, Plates, Straps, Clamps

This kit contains my standard belt loop and mounting package.

  • Standard Belt Loops: accommodates 0.190" thick by 1.5" belt, black anodized 5052H32 high strength corrosion resistant aluminum alloy, anodized black at 1 mil thickness
  • Medium Profile Belt Loops: accommodates 0.250" thick by 1.5" belt, black anodized 5052H32 high strength corrosion resistant aluminum alloy, anodized black at 1 mil thickness
  • High Profile Belt Loops: accommodates .250" thick by 1.5" belt, black anodized 5052H32 high strength corrosion resistant aluminum alloy, anodized black at 1 mil thickness
  • Vertical Flat Mounting Straps: accommodates up to 2.0" wide belt, web, strapping, or gear, clamps rigidly and vertically 90 degrees to the long axis of the sheath, black anodized 5052H32 high strength corrosion resistant aluminum alloy, anodized black at 1 mil thickness
  • Horizontal Flat Mounting Straps: accommodates 1" to 3" wide belt, web, strapping, or gear, clamps rigidly and horizontally (in line with the long axis of the sheath), black anodized 5052H32 high strength corrosion resistant aluminum alloy, anodized black at 1 mil thickness
  • Horizontal Belt Loop Plates: allows wear with the long axis of the sheath in line with standard belt, without rigid clamping, accommodates .250" thick by 1.5" belt, welded black anodized 5052H32 high strength corrosion resistant aluminum alloy, anodized black at 1 mil thickness
Get all the details about the Belt Loops, Plates, Straps, Clamps, and Fasteners at this link

Included:

Belt Loop Extenders (2)

  • Ultimate Belt Loop Extender (UBLX): allows wearing with locking sheath and knife handle just below the belt line, with DMT folding pocket diamond abrasive sharpener, in black polypropylene, polyester, black acetyl buckles. DMT diamond sharpener.
  • Extended Length Belt Loop Extender (EXBLX): allows wearing with locking sheath and knife sheath below the belt line, sheath tail just above knee, with 2" wide leg strap, in black polypropylene, polyester, blackened stainless steel, acetyl buckles.
Get all the details about the UBLX and the EXBLX mounting, fasteners, and use at this link
More photos below!

Included:

HULA (Holder, Universal, Lamp, Articulating

  • HULA with Powertac M5 Generation 3, 2030 lumen rechargeable programmable flashlight: provides a primary, fully adjustable flashlight in removable holder, with a frame that can be aimed and locked in any direction, mounted on the sheath body no matter where the knife is worn. This is the very best, most durable flashlight holder made in the world today.
Get all the details about the HULA: mounting, fasteners, materials, and use at this link

Included:

LIMA (Lamp, Independent Mounting Assembly

  • Lamp Independent Mount Assembly (LIMA): Backup, emergency, safety LED programmable flashlight and independent web frame and mount, in polypropylene stitched with high strength polyester, anodized 5052 high strength corrosion resistant black anodized aluminum mounting bar, 304 stainless steel ring retainers, nylon elastic shock cord, with OLIGHT I1R 2 Pro Eos 180 Lumen rechargeable flashlight.
Get all the details about the LIMA: mounting, fasteners, materials, and use at this link

Included:

Sternum Harness Plus

  • Sternum Harness Plus: allows wearing of locking sheath upside down across sternum, handle down, in black polypropylene, polyester, acetyl buckles
Get the details about the Sternum Harness Plus: mounting, materials, and use at this link
More photos below!

Included:

Diamond Abrasive Sharpener, Lanyards

  • Diamond Sharpener with Pad/Sheath: Diamond abrasive sharpening stone, 2" x 6", double-sided (400G/600G), nickel bonded diamond abrasives over phenolic core, heavy nylon sheath to store and protect other gear from diamond abrasives; sheath doubles as work pad so diamond does not scratch surfaces, stitched with polyester, hook and loop closure
  • Lanyard: 550 Nylon Kernmantle Rope (Paracord) sliding noose lanyard, flashlight lanyard
Get the details about the sharpener, pad/sheath and lanyards at this link

Included:

Duffle, Storage

  • Duffle Bag: 1000 denier Cordura® ballistic nylon, waterproof polyurethane coated, interior lined with heavy polyester felt. Nylon, polyester, polypropylene sling loop rubber handles, embroidered patch, removable embroidered name patch with hook and loop
  • Storage bags and tins for hardware, leather sheath, HULA assembly
Get the details about the duffles, bags and storage at this link

Purchase:

Status: Available. Contact me at jayfisher@jayfisher.com to purchase this professional knife kit

Price: $6,795.00



To see many more options for mounting, wear, and rigging, please visit these pages and look over their detailed photo sets. I've assembled and mounted the knives and kit accessories in a variety of ways, and most of the various arrangements are applicable to this knife as well.


To Counterterrorism Knives Page

To Tactical Combat Knives Page

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Funny Letters and Emails, Pg. 4 440C: A Love/Hate Affair PSD Principle Security Detail Sheaths      
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The Curious Case of the "Sandia" O1: Oil Hardened Blued Beauty        
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Professional Knife Consultant Heat Treating and
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