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I've been thinking about buying one of these but I don't know if they are just a gimmick. Also, if they genuinely work well how good do your bits need to be in the first place to be worth sharpening?

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 ...

If Harbor Freight is your go-to, it doesn't offer anything specifically made to sharpen your drill bits. However, there are ...

We may receive a commission on purchases made from links. Milwaukee Tool has a reputation for robust, professional-grade power tools, but the brand also makes other useful hardware gear, including ...