Your knives aren't bad. They're dull.
The Whetwell rolling sharpener brings back a clean, even edge in a few minutes. A magnet holds the knife at the right angle, so there's no skill to learn.
$39.99 - free US shipping
- Ships from the USA in 3 to 7 days
- 30-day returns
- Free shipping

Sound familiar?
- Tomatoes squash instead of slice.
- You press harder and the knife still slides.
- Whetstones look complicated and messy.
A dull edge is the problem, not the knife. Whetwell fixes the edge.
How it works
1
Set the knife on the block
Rest the knife on its back (spine down, sharp edge up) and lean the flat of the blade against the block's magnetic metal face. The magnet holds it at the right angle.
2
Roll to sharpen
Lay the roller on its side next to the block and roll it back and forth along the blade, so the diamond disc runs along the edge. Light pressure is enough.
3
Flip to polish
Turn the roller around and roll the finer side along the edge to smooth it. Then turn the knife over and repeat on the other side.
Most knives take about 5 minutes.
What's in the box
- Rolling sharpener with a diamond sharpening disc (400 grit) and a fine polishing disc (1000 grit).
- Magnetic angle block with a 20 degree side, the right angle for most kitchen knives.
- Free printable Whetwell Edge Guide, sent by email after you order.

Works best with / Not for
Works best with
Steel kitchen knives with a straight edge: chef's knives, santoku, utility and carving knives.
Not for
- Serrated bread knives.
- Ceramic knives (the magnet can't hold them).
- Very small blades, like tiny paring knives.
A thoughtful gift
For the person who cooks for everyone.
It's one of the few kitchen tools that gets used every week.
Order by December 15 for Christmas delivery in the US.
Shipping and returns
Free shipping to all US addresses.
Orders ship from a US warehouse within 1 to 3 business days and usually arrive 3 to 7 business days after that. You'll get a tracking number by email.
If it doesn't work for your knives, contact us within 30 days of delivery and we'll make it right.
Questions
Is it hard to use?
No. The magnet holds the angle for you. If you can roll a rolling pin, you can use Whetwell.
Will it damage my good knives?
It removes very little metal and uses light pressure. Start with a few passes and check the edge.
How often should I sharpen?
For most home cooks, a few times a year. A few passes on the fine side between sharpenings keeps the edge going.
Which angle does it use?
20 degrees, the standard angle for most Western-style kitchen knives.
When will it arrive?
Usually 3 to 7 business days after it ships. It ships from the USA.
Is checkout secure?
Yes. Payments are handled by Whop's secure checkout. We never see your card number.