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8.5" Bunka Knife - Uliassi Series (X03) - Xinzuo Australia

8.5" Bunka Knife - Uliassi Series (X03)

The 8.5" Bunka is the precision specialist of the X03 range. Its reverse-tanto k-tip puts a sharp, accessible point exactly where you need it for fine tip work, while the flat-leaning profile drives clean push cuts through veg, herbs and proteins. The blade is 73 layers of Damascus folded around a 14Cr14MoVNb powder-steel core, ground to 15 degrees per side and seated in a rosewood handle.

$329.95

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8.5" Bunka Knife - Uliassi Series (X03)

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30-day returns
Regular Post $14.95 - 2-5 business days
Lifetime warranty
FAST SHIPPING IN STOCK
Detail Icon 1

15° Per Side

Powder-Steel Core

Detail Icon 2

62±2 HRC

73-Layer Damascus

Detail Icon 3

K-Tip Bunka

Rosewood Handle

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DESCRIPTION

This is the knife you pick up when you want something lighter and more nimble than a 10-inch but need a blade that still handles real prep - not just garnish work. The 8.5-inch Bunka gives you a flat belly for clean push cuts through daikon and leeks and a sharp reverse-tanto tip that's built for the kind of detail work a curved chef knife makes awkward. It sits right at the crossover between a daily driver and a specialist.

The Bunka Advantage

Where a Western chef knife curves up toward the tip, a Bunka runs flat along the belly and then drops sharply at the spine to meet that reverse-tanto point. The flat section is what makes it fast for push-cutting thin slices of courgette or ribbons of leek. The tip is what makes it useful for scoring skin, trimming artichokes, or working around bones without swapping blades. You'll reach for it first on most Japanese-style prep and many Western tasks too.

73-Layer Damascus, Powder Steel Core

The core is 14Cr14MoVNb powder steel, vacuum heat-treated to 62 HRC. It's the same steel used in the Lan Series (B37) - a fine-grained powder metallurgy alloy that gets very sharp and stays sharp through full prep sessions. The 73-layer Damascus cladding wraps the core for chip resistance and the flowing wave pattern that runs across the full blade face. Rosewood handle, hidden tang, sized for comfortable pinch-grip use over long periods.

Specifications

  • Blade Steel: 73-layer Damascus with 14Cr14MoVNb powder steel core
  • Hardness: 62 HRC (Vacuum Heat Treated)
  • Blade Profile: 8.5-inch Bunka (reverse-tanto tip, flat belly push-cut profile)
  • Handle: Rosewood, hidden tang
  • Use: Everyday push-cut prep, thin vegetable slicing, tip detail work on herbs and small produce.
  • Series: Uliassi Series (X03)
  • Model: X03-8QF

Complete Your Set

Pair it with the Uliassi Series 7.5" Santoku (X03-RS) when you want a shorter, lighter option for faster switching, and the 10" Bread Knife (X03-MB) for the loaves you're slicing after the prep is done.

READY TO GIFT

Arrives in a premium gift box engraved Xinzuo for Mauro Uliassi, with a matching wooden sheath. Ready to give — or to keep.

THE NERDY BITS
  • Knife type: Bunka (reverse-tanto k-tip)
  • Blade length: 8.5"
  • Core steel: 14Cr14MoVNb powder steel
  • Cladding: 72 layers 316/316L stainless, 73-layer Damascus
  • Hardness: 62±2 HRC
  • Edge angle: 15° per side (15°±1)
  • Heat treatment: vacuum heat treatment + deep freeze
  • Handle: rosewood, hidden tang
  • Product weight: 269g
  • Care: hand wash only, not dishwasher safe
  • Origin: Yangjiang City, Guangdong, China
  • Warranty: lifetime
The K-Tip Precision Knife

X03 SERIES

The K-Tip Precision Knife

A bunka is built around its tip. The X03 sharpens that idea into a reverse-tanto k-tip: a high, flat point you can drop straight onto the board for scoring, fine slicing and detail work. Behind it sits a powder-steel core wrapped in 73-layer Damascus, so this isn't a soft all-rounder pretending to be precise. It is a hard, thin, accurate blade that holds its edge.

Add to cart — $329.95

In stock. Ships from Australia. Hand-wash only.

Tip Work Meets Push Cuts

WHY A BUNKA

Tip Work Meets Push Cuts

The bunka does two jobs a santoku won't. The angular k-tip gives you a genuine point for scoring, separating and fine detail, and the flat belly lets you push-cut straight down through onions, herbs and boneless protein without rocking. One knife, both motions.

  • Reverse-tanto k-tip
  • Flat profile for push cuts
  • 8.5" blade
  • Precise tip control
Powder Core, 73-Layer Damascus

THE STEEL

Powder Core, 73-Layer Damascus

The cutting core is 14Cr14MoVNb powder steel, hardened to 62±2 HRC by vacuum heat treatment and a deep-freeze cycle. That hardness is what holds a thin 15-degree edge between sharpenings. Around the core sit 72 layers of 316/316L stainless cladding, folded to 73 layers of Damascus that resist staining and carry the pattern.

Specification

The details.

TypeBunka Knife
Blade length216mm
Weight269g
Steel14Cr14MoVNb (powder)
Cladding73-layer Damascus
Hardness62±2 HRC
Edge angle15 (degrees per side; 15°±1)
ConstructionHidden Tang
HandleRosewood
Made inChina (Yangjiang City, Guangdong)

Hand-wash only — not dishwasher safe.

Rosewood, Balanced Light

IN THE HAND

Rosewood, Balanced Light

The handle is rosewood over a hidden tang, run as a light 269g blade so the knife stays nimble for tip work rather than heavy through the cut. Hand wash and dry only, never the dishwasher. Backed by a lifetime warranty.

The difference

Why this knife

Xinzuo X03 Bunka

  • Powder-steel core at 62±2 HRC
  • 73-layer Damascus cladding
  • 15° per side, ground thin
  • Reverse-tanto k-tip for tip work
  • Rosewood handle, hidden tang
  • Wooden saya + gift box, lifetime warranty

Generic santoku

  • Softer mono-steel, edge rolls sooner
  • No Damascus cladding
  • Wider factory edge
  • Rounded tip, no true point
  • Moulded or stained handle
  • No saya, limited warranty
In the box

In the box

Everything it comes with.

  • 8.5" Bunka knife (X03)
  • Wooden sheath / saya
  • Handmade gift box

Arrives ready to gift.

Xing Series

Ready when you are.

X03 SERIES

Add to cart — $329.95
  • 30-day returns
  • Regular Post $14.95 - 2-5 business days
  • Lifetime warranty

FAQs

What makes a bunka different from a santoku?

Both are Japanese all-rounders, but the bunka has an angular reverse-tanto k-tip instead of a rounded one. That gives you a real point for scoring and fine detail, while the flat profile still push-cuts like a santoku.

What steel is the X03 Bunka made from?

The cutting core is 14Cr14MoVNb powder steel, clad in 72 layers of 316/316L stainless and folded to 73-layer Damascus.

How hard is the blade?

It is hardened to 62±2 HRC using vacuum heat treatment and a deep-freeze cycle, which lets it hold a thin edge.

What is the edge angle?

15 degrees per side (15°±1), ground thin for precise cutting.

Can I put it in the dishwasher?

No. Hand wash and dry the blade only. The dishwasher will damage the edge and the rosewood handle.

What is in the box?

The 8.5" Bunka knife, a wooden sheath (saya) and a handmade gift box.

Is it covered by a warranty?

Yes, the X03 Bunka carries a lifetime warranty.

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