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Published7 May 20257 May 25
AI
A knife being sharpened on a whetstone.
The video shows a close-up of a knife being sharpened on a whetstone, then transitions to demonstrating a product called the 'Tumbler Pro'. The product features interchangeable sharpening discs (3000 grit, 6000 grit) and a magnetic holder for maintaining a consistent sharpening angle. The process involves using a diamond disc, then finer grit discs, and finally a leather strop to achieve a sharp edge. The setting is a wooden cutting board.
Tumbler Pro — Knife Sharpening System Demonstration
- Landing page
- Domain
- tumblerware.com
- Language
- EN
- Countries · 2
- USCA
View count history
May 2025Jan 2026Oct 2026


















