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 ...

Old tools, new purpose ,watch as we transform rusty drill bits into sharp, reliable camping knives in this hands-on DIY ...

Transform your dull drill bits into sharp, metal-cutting tools with this incredibly simple DIY drill sharpening device! In this video, discover how to make a device that turns any drill into a ...