What do you do when your drill bits dull out? You don’t throw them out to buy new ones, we hope. You just need to sharpen them a little bit by Drill Bit Sharpener and they’ll be as good as new.
Its plastic shell is durable, while its corundum grinding wheel sharpens drill bits made of iron. You do not need batteries or electricity to power this drill bit sharpener. Once connected to a drill, spin its grinding wheel at high speeds to sharpen your bits.