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?

(MENAFN- GetNews) Maintaining sharp tools is essential for both DIY enthusiasts and professional craftsmen. Among these tools, drill bits are essential for a variety of jobs from woodworking to ...

A collection of woodworking drill bits ready to be sharpened - Vladyslav Varshavskiy/Getty Images The tool has a ⅓-horsepower motor driving two grinding wheels at up to 3450 rpm. The wheels have a ...

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 ...