The Zhen Series Santoku puts a ZDP-189 powder-steel core into a 7-inch all-rounder. The flat-ish profile and broad face suit push cuts, fine slicing and clean board-to-pan transfers. ZDP-189 is one of the hardest blade steels in production, vacuum heat-treated and deep-frozen to 65–67 HRC for an edge that holds far longer between sharpenings. The octagonal wa-handle in desert ironwood and white buffalo horn balances the blade and keeps it nimble in the hand.
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Returns
Over $100
Warranty
DESCRIPTION
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THE NERDY BITS
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Details & Specifications
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WHAT'S INCLUDED
7" Santoku Knife - Zhen Series (X05Z)
Paulownia wooden gift box
Returns
Over $100
Warranty
Gift
30-Day
returns
Email support@xinzuo.com.au to start a return. Return postage is the customer’s responsibility unless the item is faulty or not as described. Sale items and gift cards are not eligible for change-of-mind returns. Your rights under Australian Consumer Law are not affected.
Free shipping over $100
All orders ship from our Australian warehouse. Order before 12 pm AEST on a business day for same-day dispatch. We’ll email your tracking details once your order is on its way.
Lifetime warranty
If we confirm a manufacturing fault, we’ll repair or replace your knife at no cost. Normal wear, accidental damage, misuse, improper care and commercial use aren’t covered. To make a claim, email support@xinzuo.com.au with your purchase details and photos of the issue. Your rights under Australian Consumer Law remain unchanged.
Gift Ready
For a personal touch, you can add laser engraving with a name, date or short message.
CUSTOMER
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Before and after you buy
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Shipping & delivery
Free shipping over $100 (2–5 business days), otherwise $14.95 (2–5 business days). Same-day dispatch before 12 pm AEST on business days.
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30-day returns
Not quite right? You have 30 days from delivery to return it if it’s unused, in its original packaging and wasn’t bought on sale.
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Lifetime warranty
Your Xinzuo knife comes with a lifetime warranty for home use. If there’s a manufacturing fault, we’ll repair or replace it free of charge.
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Care & maintenance
A little care goes a long way. Our guide walks you through cleaning, storage and sharpening to help keep your knife performing at its best.
FAQs
No. The Zhen Series blade is a three-layer san-mai composite, not a patterned Damascus blade. It has a ZDP-189 powder-steel core clad in two outer layers of SUS405 stainless steel.
It runs at 65–67 HRC, among the hardest you will find in a working kitchen knife. ZDP-189 is a Japanese powder metallurgy steel, vacuum heat-treated and deep-frozen to reach that hardness.
The edge is ground to 15 degrees (plus or minus one) per side, suited to the push cuts and fine slicing a santoku is built for.
No. Hand wash only and dry it straight away. High-hardness steel and a natural-material handle should never go through a dishwasher.
An octagonal Japanese wa-handle in North America desert ironwood paired with white buffalo horn, running on a hidden tang (a partial tang).
Ground and finished by Xinzuo in Yangjiang, China. The ZDP-189 core steel is sourced and heat-treated in Japan.
The single santoku knife in a Paulownia wooden gift box, backed by a lifetime warranty.

