Atoma Diamond Sharpening Plate – Precision from Japan

The Tsuboman Atoma Diamond Stone is one of the most trusted diamond sharpening plates used by professional sharpeners and chefs worldwide.
It features a perfectly flat aluminum base with precision-bonded industrial diamonds, ensuring fast, consistent, and highly efficient sharpening.
While it can be used directly for sharpening, many users primarily rely on the Atoma as the most effective tool for flattening traditional whetstones.
Available in multiple grits (#140, #400, #600, #1200), the Atoma series is widely used for flattening whetstones of all types, from coarse stones to fine finishing stones.
Its lightweight design with detachable plate and optional handle makes it easy to use and maintain, offering excellent durability and long-lasting performance.
A must-have tool for serious knife enthusiasts and professionals alike.