Sharpen Drill Bits With An Easy, Portable Attachment

We may receive a commission on purchases made from links.

A rough, uneven hole. A bit that squeaks instead of cutting. A drill that is making you push harder than it used to. These are all signs that it's time to sharpen your drill bits. Now, when it comes to actually performing the sharpening, many people might immediately think of using a bench grinder. However, bench grinders are bulky and expensive. They are not really ideal for homeowners who don't need to sharpen drill bits very often. That is where tools like the BUXUNA drill-powered drill bit sharpener come in. They give the average homeowner an easy and portable way of sharpening drill bits without spending too much money.

The sharpener measures only about 4 ⅜ by 2 ½ by 4 ¾ inches and weighs just over 5 ounces. It easily fits in a toolbox or drawer, and you can also carry it around without much struggle. It also has a nylon shell and two replaceable diamond grinding wheels. Just keep in mind that the BUXUNA drill bit sharpener is not a standalone tool. It's actually an attachment that needs a drill to run, so if you are looking for a way to sharpen drill bits without power tools, it might not be the right choice.

As for customer feedback, it is mostly positive. Many of its reviewers on Amazon have mentioned that the sharpener is useful and affordable, and it works great for occasional drill bit touch-ups. There are, however, quite a few negative reviews. Some buyers noted that the sharpener feels flimsy, while others mentioned that it comes with unclear usage instructions, which can confuse the average user.

If you want to get the most out of your BUXUNA drill-powered drill bit sharpener, you must use it correctly. Start by matching the bit to the correct guide, as the sharpener comes with three modules of varying diameter ranges. If you use the wrong one, the bit will not sit at the correct position against the grinding wheel, which could result in improper sharpening. Also, keep in mind that the BUXUNA drill bit sharpener is designed to work with high-speed steel, carbide, cobalt, and twist bits. So, if you have masonry bits, glass bits, or specialty coated bits like titanium nitride, it might not work so well.

It is also important to note that not every drill bit is worth sharpening. For instance, if your drill bit just has worn cutting edges and is otherwise fine, you can sharpen it using the BUXUNA drill bit sharpener. However, if it is badly bent or seriously damaged, it is better just to replace it instead. Other than that, make sure that you are aware of the common drill bit sharpening mistakes when using this sharpener. For example, you do not want your drill bits to get too hot during the sharpening process, so make sure that you keep the contact brief and controlled when sharpening rather than holding the bit against the wheel for a long, continuous run.

Lastly, consider how often you sharpen drill bits before buying any sharpener. If you are just an occasional DIYer, a portable and inexpensive tool like the BUXUNA drill-powered drill bit sharpener makes sense. If, however, you need to regularly restore a large collection of drill bits, a dedicated drill bit sharpener makes more sense.