In this comprehensive guide, learn how to sharpen drill bits effectively using an angle grinder. Perfect for both DIY ...

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Keep your drill bits cutting like new with the Drill Doctor ($129, Model 250), the first affordable drill-bit sharpener that gives professional results. The electric sharpener uses a diamond abrasive ...

The Drill Doctor DD750X drill bit sharpener allows the user to create a custom point angle between 115 degrees and 140 degrees. With this sharpener, the number of relief angle options has been more ...