How often should I replace my burs?

A group of different types of tools on top of each other.

When I first started researching and teaching about the carbide burs, I was under the impression that carbide burs can last for years. Was I ever wrong and mistaken! The flutes in the carbide burs can lose their sharpness after prolonged use. Once they become dull they lose their cutting power and you will have…

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