XXL Knife Sharpening Stone 3000/8000 Grit

Name: XXL Whetstone 3000/8000 Knife Sharpener
Brand: Kanzo Kitchen
SKU: KK008
Price: 59.0 GBP
Availability: InStock

Extra-large 3000/8000 whetstone designed for precision sharpening and mirror-polished edges.

£59.00

Tax included.

Quantity

In stock, ready to ship
Backordered, shipping soon

✔️ Free delivery

✔️ 100-day returns

Size: 20 cm x 8 cm
Weight: 945 g
Grits: 3000 (refining) / 8000 (polishing)
Wooden base with anti-slip mat & silicone holder
Includes 15° sharpening guide for consistent angle
Free whetstone strop included for lasting edge maintenance
Ideal for Damascus knives & professional-level finishing

Soak the whetstone in water for 5–10 minutes before use
Place the stone on the wooden base — the anti-slip mat and silicone holder keep it firmly in position
Attach the 15° sharpening guide to your blade
Using the 3000 grit side, work along the blade to refine and sharpen the edge
Flip to the 8000 grit side and repeat to achieve a mirror-polished, razor-sharp finish
Finish with the included strop — run the blade along it to align the edge and lock in the sharpness
Rinse the stone and allow to dry before storing

All Kanzo Kitchen orders are shipped from our fulfilment partners within the United Kingdom.

Most UK orders arrive within 2–4 working days after dispatch.

Once your order has shipped, you will receive a tracking link by email so you can follow your delivery.

If you are not completely satisfied with your purchase, you may return it within 100 days of delivery, provided the item is unused and in its original packaging.

Please contact our support team before sending a return so we can assist with the process.

Dual-Grit Sharpening

Two grits in one stone - sharpen and polish your blade in a single session

Angle-Perfect Results

15° sharpening guide ensures a consistent edge every time

Stable & Secure

Anti-slip base keeps the stone firmly in place while you work

For knives that are already sharp — and deserve to stay that way.

The Kanzo XXL Whetstone with Wooden Base is a professional-grade finishing stone for cooks who take their blades seriously. The 3000/8000 grit combination is designed not to reshape an edge from scratch, but to refine and perfect one — delivering the kind of razor-sharp, mirror-polished finish that turns a good knife into an exceptional one. Combined with a solid wooden base, a 15° sharpening guide, and a free leather strop, this is the complete finishing kit for luxury and Damascus steel knives.

3000 Grit: Refine and Sharpen the Edge

The 3000 grit side sits in the sweet spot between sharpening and finishing — removing fine imperfections and aligning the edge without taking off excess metal. Perfect for maintaining a blade that's already in good condition and keeping it performing at its best.

8000 Grit: Mirror-Polish to Perfection

The ultra-fine 8000 grit side delivers the kind of polished, hair-splitting sharpness that only professional sharpeners usually achieve. The result is a smooth, clean edge with minimal friction — so the knife glides through food with virtually no resistance.

Free Strop: The Step That Locks in the Edge

A strop is used after the stone to align any remaining micro-burr and give the edge its final polish. Most sets don't include one — this one does. Used regularly between sharpenings, it extends the time between stone sessions and keeps your blade in peak condition.

Premium Wooden Base: Built for Serious Use

The solid wooden base isn't just aesthetic — it provides the weight and stability needed for controlled, precise sharpening. Combined with the anti-slip mat and silicone holder, the stone stays locked in position through every stroke.

The Ideal Finishing Stone for Damascus Steel

Damascus knives have a layered, high-carbon steel composition that rewards fine-grit finishing over aggressive sharpening. The 3000/8000 combination respects the integrity of the blade while bringing out the full sharpness the steel is capable of — without removing more material than necessary.

If you own a knife worth owning, it deserves to be sharpened properly. The Kanzo XXL Whetstone delivers a professional finishing system — larger stone, finer grits, a solid wooden base, and a free strop — for the cook who refuses to compromise on performance.

FAQs

Two ways, both included in the box. High-strength adhesive strips give you a drill-free mount — handy for anyone who'd rather not put holes in the wall. If you prefer a permanent fix, screws and wall anchors are supplied too. Pick whichever suits your space.

Yes — adhesive strips, screws and wall anchors all come in the box. Nothing extra to buy.

Not unless you want one. The adhesive strips let you mount the holder with no drilling at all. If you'd rather use the screw fix, any standard household drill will do the job.

The strip measures 40 cm — enough for a typical 5-knife set. Santoku and chef's knives take up more room than utility or paring knives, so plan accordingly if you're storing a larger collection.

No. The magnets are designed for damage-free storage — they hold the blade firmly without affecting the steel or its edge. Magnetic storage is widely regarded as the best method for edge preservation: your blade never contacts wood slots, other metal, or a cluttered drawer.

Wipe with a barely-damp cloth — never soak it, and never put it in the dishwasher. Both the acacia and walnut are untreated and finished only with natural materials, so a light coat of food-safe mineral oil every few months keeps the grain rich and protects the wood from everyday kitchen splashes. The walnut in particular deepens in tone over time, so a regular oiling helps preserve the colour as it ages.

Yes — kitchen shears, paring tools, and other small steel utensils all hold securely on the strip. Same advice as with knives: place them on gently rather than slamming, and the wood will stay pristine for years.

XXL Whetstone 3000/8000 Knife Sharpener