Diamond or CBN, what's better? Let's hear what the expert from PDTOOLS thinks about it!

Опубликовано: 17 Июль 2026
на канале: PDT EdgeCraft
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Diamond vs CBN

Diamonds are the hardest material on Earth, but does that make them the best for every knife? In the world of high-end sharpening, the choice between Diamond and CBN (Cubic Boron Nitride) can change everything.

Diamond is the undisputed king of sheer aggression and hardness, making it perfect for high-vanadium "super steels" and carbides.

CBN, on the other hand, offers a different kind of "bite." Many professionals find that CBN creates a more refined, "toothy" edge on high-alloy tool steels that diamonds might over-sink into.

Stop guessing which stone to buy. Understand the physics, choose your abrasive, and master your edge!
🛒 Get your professional sharpening gear here: https://www.pdtedgecraft.com/

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