BF-09 Aurochs 440c Original Filipino Balisong butterfly Knife

(13 customer reviews)

$132.55

Blade Materials – 440c Stainless steel

Handle Materials – Stainless Steel with Kamagong Wood Inserts
Overall Length – 24cm
Blade Length -12cm
Weight – 175g

 

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Not sure which one you want? Read the trainer guide.

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Engraving is cut into the bolster and is permanent, so engraved knives are final sale. It adds 1 to 3 business days.

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You upload your logo file on the checkout page, right below the order notes. JPG, PNG, WEBP, GIF or PDF, up to 10 MB. As soon as the file reaches us we cut it and your knife goes into production.

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Ships in 1 to 3 business days
Fitted leather sheath included
Hand-tuned before shipping
Worldwide with tracking

Buy together

Take the set

Two more knives from the bench, picked to sit alongside this one. Take any two together and 10% comes off. Take all three and it is 15%.

BF-09 Aurochs balisong butterfly knife — 440C stainless blade, stainless handle with kamagong wood inserts (view 1)Handmade D2 Steel Balisong Tanto Blade Knife, Mother of Pearl & Steel Engraved Bolsters Handle, Premium Butterfly Kni...BF-68 Ladybug balisong — high carbon steel blade, brass and kamagong wood handle

Total price:

Engraving is chosen on each knife own product page, so knives added here go in without engraving.

Hand-forged in the Batangas tradition

The balisong was born in Batangas, Philippines. Every knife in this catalogue is made by Filipino artisans and metalworkers, many from families with generations of experience, now working in the United States. Blades are ground from 440C stainless, D2 tool steel, VG10, high carbon and Damascus, and fitted to handles of kamagong ebony, carabao horn, Philippine deer horn and bone.

Craftsman hands checking blade alignment and pivot action on a finished butterfly knife

Checked four times

Detailed hand inspection, smoothness and pivot testing, blade alignment checks, and durability and finish quality control. If a knife doesn't meet our standards, it never reaches our customers.

Engraving available

Initials or short text $19 in the font you choose, a custom logo $29. Select it above Add to Cart and upload the logo file at checkout.

A sheath with every knife

Every knife includes a fitted leather sheath. Both live blades and trainers are offered, and every order ships worldwide with tracking.

Buying more than one?

Trade pricing starts at ten pieces and reaches 45% under retail at volume, with your logo on the bolster. See wholesale and bulk, or design one from scratch.

Description

The aurochs was the heavy-boned wild ox every domestic breed descends from. The BF-09 keeps that squared-off, no-frills build, scaled down to a light 24cm frame at 175g.

  • Blade Materials – 440c stainless steel
  • Handle Materials – Stainless Steel with Kamagong Wood Inserts
  • Overall Length – 24cm
  • Blade Length -12cm
  • Weight – 175g

440C sits at the top of the 400-series stainless steels for carbon content — roughly 0.95–1.20% carbon, 16.00–18.00% chromium, 0.75% molybdenum, 1.0% manganese and 1.0% silicon. Heat treatment usually brings it to 58–60 HRC, and it can be oil quenched to reach maximum hardness. It is a bearing steel, long used for knife blades.

Handmade in the Batangas tradition and shipped from the USA. Our knife care guide covers keeping the pivots smooth and the blade protected; the rest of the range sits in the collection.

Shipping & Delivery

Owner reviews

What owners say

5.0out of 5
Based on 13 reviews
  • 5 star13
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13 reviews for BF-09 Aurochs 440c Original Filipino Balisong butterfly Knife

  1. Henry S (verified owner)

    “From a connoisseur’s perspective, your Balisong knives are a treasure that exudes quality.”

  2. Zoey B. (verified owner)

    “The intricate details on the handles and the sharpness of the blades make these knives remarkable.”

  3. Gabriel R. (verified owner)

    “Flipping your Balisong knives is a gratifying experience. The balance and craftsmanship are impeccable.”

  4. Sophia W (verified owner)

    “The Balisong Butterfly I received is more than a knife; it’s a masterpiece that embodies precision.”

  5. Liam H (verified owner)

    “Gifted my dad a Balisong, and he’s absolutely thrilled with the quality and design. A perfect present!”

  6. Ava L (verified owner)

    “Your Balisong knives are the epitome of craftsmanship. They’ve quickly become my go-to knives.”

  7. Oliver S (verified owner)

    “Attending your exhibit, the Balisong knives caught my eye. They’re truly a cut above the rest.”

  8. Emily D (verified owner)

    “Bought a Balisong for my brother’s graduation. The elegance and functionality left him speechless.”

  9. Ethan P. (verified owner)

    “I’ve collected knives for years, and your Balisong knives hold a special place in my collection.”

  10. Mia T (verified owner)

    “Flipping these Balisong knives is addictive. The precision and balance elevate the experience.”

  11. Jackson F (verified owner)

    “The natural materials and hand-forged steel in your Balisong knives create a harmonious masterpiece.”

  12. Lily R (verified owner)

    “My sister and I surprised our dad with a Balisong. The smile on his face said it all.”

  13. Owen M. (verified owner)

    “As a knife enthusiast, I can confidently say your Balisong knives are a testament to fine craftsmanship.”

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Shipping and returns

Processing

Most orders ship in 1 to 3 business days.

USA delivery

4 to 8 business days, tracked door to door.

International

8 to 14 business days. Customs times vary by country.

Made to order

Out of stock pieces are handcrafted for you in 2 to 3 weeks.