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Orange packaging with the TUMBLER logo beside two diamond rolling knife sharpeners from the Original Diamond 2 pack.
Hands use the Tumbler knife sharpener with a 20 degree indicator visible on the unit.
Close up of a wooden cylindrical Tumbler rolling knife sharpener with a metal lid and a 15 degree sharpening block
Man in plaid shirt sharpens a knife at a wooden workbench using the Tumbler sharpening set
Man in a plaid shirt cuts a carrot on a wooden cutting board with sharpening kit nearby
Close up of orange rolling knife sharpener with wood grain body and metal ends.
Close up of stacked diamond sharpening discs with orange accents from the Test-Tumbler sharpening set
Open orange box showing Tumbler sharpening components and magnetic features.
Orange Tumbler gift box shown from a different angle against a light background
BUNDLE AND SAVE

The Original Tumbler (2 Pack)

Two Full Sharpeners Great for Gifting Share the Experience Early Black Friday Deal

Elevate your sharpening game and share the experience of Tumbler. Ideal for gifting to a fellow culinary enthusiast, this set features two of our patent-pending Tumbler Rolling Knife Sharpeners™. With precision angles of 20° and 15° and the secure magnetic holders, you and a friend can enjoy factory-sharp knives in minutes. Plus, get extra savings with this two pack.

$219.00 Regular price
Unit price  per 

Tumbler sharpens most straight-edge kitchen knives and many outdoor knives. Not designed for serrated or ceramic blades.

Use the knife manufacturer's recommended sharpening angle whenever available. The standard Tumbler Original and Pro magnetic holders offer 15° and 20° settings.

A narrower angle produces a finer edge; a wider angle generally favors durability. Do not choose an angle from the knife's country of origin or Damascus pattern alone.

Knife Holder Pro offers additional fixed-angle options. For compatible newer Tumbler Pro models, the optional #150 Coarse Diamond Disc removes material faster during repair or angle changes; it does not add angle settings. Check disc compatibility before ordering.

Two Tumbler Original rolling knife sharpeners with magnetic knife holders. Each Original sharpener has a diamond sharpening disc and stainless steel honing surface.

Tumbler Original Diamond Rolling Knife Sharpener (2 Pack)
$219.00 Regular price
Unit price  per 

MADE FOR THE KNIVES YOU ALREADY OWN

From everyday chef's knives to paring knives and more, Tumbler makes it easy to maintain a wide range of straight-edge kitchen knives.

Frequently Asked Questions

Yes! Tumbler sharpens most straight-edge kitchen and outdoor knives, including stainless and carbon steel. Not suitable for serrated or ceramic blades.
Compatible Brands:

German Knives:
• Wüsthof, Zwilling J.A. Henckels, Messermeister

Japanese Knives
• Shun, Global, Miyabi, Tojiro, MAC

American Knives
• Cutco, Lamson, Dexter Russell, Mercer Culinary

Outdoor Knives
• Buck, Spyderco, Benchmade, KA-BAR

Specialty Knives
• Dalstrong, Victorinox, Yoshihiro

This list covers many popular brands, but rest assured, Tumbler works with nearly any quality straight-edge knife.

The 20° angle provides a sturdy, long-lasting edge, ideal for everyday kitchen tasks and outdoor use. This angle sharpens quickly, keeping your knife ready for tougher jobs. The 15° angle is designed for precision, offering a finer edge suited to knives like Damascus or high-quality carbon steel, perfect for detailed, delicate cuts. Here’s a quick guide:

20° Angle
(Robust & Durable Edges)

• Western kitchen knives (e.g., chef’s knives, utility knives)
• Everyday stainless steel knives
• Outdoor and survival knives
• Pocket knives
• Hunting knives

15° Angle
(Precision & Fine Edges)

• Japanese kitchen knives (e.g., santoku, nakiri)
• High-quality carbon steel knives
• Damascus steel blades
• Fillet knives
• Specialty or delicate knives needing a sharper, thinner edge

These recommendations are general guidelines; check your knife’s specific manufacturer recommendations when possible.

Tumbler offers a unique blend of simplicity, precision, and professional-grade sharpness that outperforms traditional sharpening tools and services:

Versus a Honing Rod
Honing rods help maintain an edge by realigning the blade, but they don’t actually sharpen. Tumbler’s diamond-coated disc provides true sharpening, restoring your knife’s edge to like-new sharpness.

Versus Pull-Through Sharpeners
While pull-through sharpeners are quick, they can strip away excessive material, reducing blade lifespan. Tumbler’s rolling action and magnetic holder provide a controlled, consistent angle, giving you effective sharpening without excess wear.

Versus Whetstones
Whetstones deliver a precise edge but are time-intensive and tricky to master. Tumbler combines the accuracy of a whetstone with the ease of pre-set angles, offering a professional finish in minutes.

Versus Professional Sharpening Services
Professional sharpening can deliver good results, but it requires time and expense—and you’re left without your knives during the service. Tumbler allows you to achieve comparable, pro-grade sharpness at home anytime, with no wait

Yes! Orders placed Nov 1–Dec 31 can be returned through Jan 31, 2027. Exchanges are also available.

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