Discover an amazing technique that few people know about—sharpening drill bits to restore their functionality and precision.

If your drill bits aren't working as well as they used to, they probably need to be sharpened. Here's how to do sharpen them without a heavy-duty grinder tool.

Do you have a drill bit that's too dull to use? You can sharpen it rather than replacing it if you have a bench grinder, but you'll have to be careful.