FREE EXPRESS SHIPPING AU & NZ · 60-DAY RAZOR-SHARP GUARANTEE
The rolling sharpening system

Get Updated With a New Knife Sharpener

★★★★★ (6 Verified Reviews)

KeenRoll restores a true razor edge in under five minutes — industrial diamonds, a magnetic angle block set to exactly 15° or 20°, and one motion anyone can do. No skill, no guesswork, no ruined knives.

  • YOU = Razor-Sharp, Every Time
  • Restores Any Steel Knife In Minutes
  • Foolproof 15° / 20° Magnetic Angle Control
  • Suitable For Kitchen, Hunting & Pocket Knives
A$78.99A$115.99SAVE 32%

Complete sharpening set · angle block

Add to cart — A$78.99
✓ 60-day money-back guarantee✓ Fast tracked AU & NZ shipping
Get Updated With a New Knife Sharpener
15° / 20°
Set angles
Diamond
Abrasive
< 5 min
Per knife
The problem

Pull-through sharpeners are eating your knives alive

Those V-slot gadgets tear steel off at random angles. Whetstones work — after forty hours of practice. Professional sharpening costs $15 a knife, forever. A dull knife is the most dangerous tool in your kitchen, because you compensate with force.

THE FIX — 01

Set the angle

The magnetic block holds your knife perfectly upright. Choose 15° for kitchen and Japanese-style knives, 20° for hunting and outdoor blades. The magnet does the holding — you can't get it wrong.

THE FIX — 02

Roll the drum

Roll the diamond drum back and forth along the edge. Industrial diamond abrasive reshapes the bevel evenly — the same geometry every single pass.

THE FIX — 03

Hone & slice

Finish with a few passes on the honing disc to polish the edge. Then watch it glide through a tomato with zero pressure.

Watch it work

One roll. That's the whole technique.

Blade on the block, roll the drum along the edge. Turn the sound on — that's the diamond disc doing the work.

Tap to play with sound

In the box

Everything you need. Nothing you'll replace.

KeenRoll diamond drum Dual-grit: diamond sharpening disc + honing disc
Magnetic angle block Machined 15° / 20° faces, non-slip base
Edge guide Quick-start card for common knife brands
Our story

Born from a drawer full of dull knives

KeenRoll started the way most good kitchen ideas do — with frustration. Expensive knives that couldn't cut a tomato, a pull-through gadget that made them worse, and a whetstone that sat in a drawer because nobody had forty hours to learn it. We went looking for a sharpener that made a factory-grade edge foolproof, and when we couldn't find one worth putting on an Australian benchtop, we built our own.

The idea is old-school Sheffield geometry with none of the skill barrier: fix the angle with magnets, put industrial diamonds on a rolling drum, and let physics do what shaky hands can't. Every set is inspected before it ships, wrapped in a gift box, and backed by a guarantee we actually honour — because we plan to be sharpening Australia's knives for a long time.

Born from a drawer full of dull knives
Bundle & save

Buy More — Save More

One for the kitchen, one for the caravan, one for Dad. Every set ships free across AU & NZ.

Bundle discount applies automatically at checkout.

Fast, tracked AU & NZ shipping

Tracked shipping on every order, with tracking sent the moment it leaves the warehouse.

Secure checkout

256-bit encrypted checkout with all major cards, PayPal and Afterpay. We never see or store your card details.

Reviews

Let the Customers Convince You

4.5
★★★★★
Based on 4,583+ Reviews
Sarah M. Brisbane, QLD ✓ VERIFIED BUYER
2026-08-3
★★★★☆
Sharpest my knives have ever been

“I was honestly surprised at how simple this is to use. The 15° angle makes it really easy to keep the knife positioned correctly, and my kitchen knives feel noticeably sharper after just a few passes.”

Daniel R. Auckland, NZ ✓ VERIFIED BUYER
2026-08-10
★★★★★
“Simple, Stylish & Actually Works”

“Really impressed with the quality. The wooden finish looks great sitting next to my other kitchen gear, and it’s much easier to use than the old sharpener I had.”

Emma T. Melbourne, VIC ✓ VERIFIED BUYER
2026-08-29
★★★★☆
“Clever Design & Great Quality”

“Great addition to the kitchen. It feels well made, looks premium and actually does what it’s supposed to. My chef’s knife went from struggling with tomatoes to slicing through them easily.”

Liam H. Brisbane, QLD ✓ VERIFIED BUYER
2026-08-01
★★★★★
“A Must-Have For Every Kitchen”

“Really handy product and much easier than trying to guess the sharpening angle myself. The wooden finish is a nice touch too. My knives are noticeably sharper and I use it regularly now.”

Chloe P. Wellington, NZ ✓ VERIFIED BUYER
2026-08-14
★★★★★
“Finally, An Easy Knife Sharpener!”

“I bought this after seeing how it worked and thought I’d give it a go. It took me a couple of minutes to get used to it, but now sharpening my knives is incredibly quick. Very happy with it.”

Matthew B. Gold Coast, QLD ✓ VERIFIED BUYER
2026-08-17
★★★★☆
"My Favorite Kitchen Purchase"

“I’ve never been particularly good at sharpening knives, but this made it almost foolproof. The magnetic design holds everything where it needs to be and the knife came out incredibly sharp.”

Questions

Asked before you ask

Which angle do I use?
Use 15° for most kitchen knives (especially Japanese-style blades). Use 20° for heavier outdoor and work knives where durability matters more than ultimate sharpness.
How often do I need to sharpen?
A full sharpen every 4–8 weeks for a daily-use knife, with a 30-second hone in between. The diamond disc is rated for years of home use.
Can I really not get it wrong?
The magnetic block holds the blade vertical and the drum sits flat on the bench — the geometry is fixed by the tool, not your hands. If you can roll a rolling pin, you can produce a consistent edge on the first try.
How do I clean and care for it?
Wipe the discs with a dry cloth after use — never soak the wood. A drop of food-safe mineral oil on the timber every few months keeps it looking new.
How long does shipping take?
Orders ship within one business day. Typical delivery is 5–10 business days across Australia and New Zealand, with tracking emailed at dispatch.

Cook with a real edge again

One set, every knife in the house, sharp for good. Backed by a 60-day guarantee that makes it a risk-free experiment.

Add to cart — A$78.99
A$78.99
Free express shipping · 60-day guarantee
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