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The knife world doesn't often see true game-changers, but when Crucible Industries releases a new powder metallurgy steel, people pay attention. CPM 3V has been the gold standard for toughness in high-end knives for years, while CPM MagnaCut burst onto the scene more recently with promises of having it all—toughness, edge retention, and stain resistance.

As someone who's worked extensively with both steels, I can tell you that the hype around both is largely justified. But they're different tools for different jobs, and understanding those differences will help you choose the right steel for your needs.