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Test-Tumbler Original Diamond Rolling Knife Sharpener Set box beside a wooden tumbler

Tumbler Original Rolling Knife Sharpener

Angled view of the Tumbler Original Diamond Rolling Knife Sharpener with orange handle next to its packaging

Promo image for Tumbler Rolling Knife Sharpener Starter Set showing a hand near the sharpener and bold knife sharpener text

Tumbler Original Diamond Rolling Knife Sharpener Set displayed with a wooden orange body and silver sharpening disc

Knives and Tumbler sharpening tools spread on a wooden surface for a product feature

Man in a plaid shirt slices vegetables at a kitchen counter with the sharpener visible in the foreground

Close up of stacked diamond sharpening discs with orange accents from the Test-Tumbler sharpening set

Ready-to-gift packaging featuring powerful magnets graphic and an orange gift box

Orange Tumbler gift box shown from a different angle against a light background

America's #1 Rolling Knife Sharpener

Tumbler Original

Sharp knives in minutes No experience needed Early Black Friday Deal

The Tumbler Original rolling knife sharpener makes it simple to restore and maintain sharp knives at home. No special skills or complicated techniques needed.

Consistent Sharpening Angles

The magnetic knife holder keeps your blade at 15° or 20°, taking the guesswork out of sharpening.

Diamond Sharpening

The diamond sharpening disc restores dull edges with a simple rolling motion.

Stainless Steel Honing

Flip the sharpener to the stainless steel helix to refine and finish the edge.

Made for Everyday Knives

Works with most straight-edge kitchen knives, including stainless and carbon steel. Not designed for serrated or ceramic blades.

$129.00

Tumbler Original Rolling Knife Sharpener

$129.00

Sharp knives.
Zero guesswork.

The magnetic holder sets the angle. Just roll to sharpen.

DIAMOND SHARPENING. STEEL HONING.

The diamond disc sharpens. The stainless steel helix hones. Simple, effective sharpening at home.

Real Diamond Sharpening

EDGEBOOST™ Honing Finish

Precise Angle Alignment

Innovative Rolling Design

Magnetic Holder

FOR THE KNIVES YOU USE MOST

From kitchen knives to pocket knives, keep your straight-edge blades sharp.

QUESTIONS? ANSWERED

Will Tumbler work for my knives?

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.