Now, you are ready to test the drill bit on any surface. Rub oil over the drill bit to smoothen the edges that you are done filing.You can use the one in your household, without the necessity of buying any specific one. Also, you need to apply one or two drops of machine oil into the drill bit.Draw the filing tool up and start filing the under-side region of the sharpened areas.You need to file off all the metal burrs over drill bits.Step 6: Filing Off The Metal Burrs & Finishing The Process Repeat the same process on the other side of that drill bit.The filing motion should be curvy for every lip over the drill bit.

You need to file down the edge around 6 to 8 times.There are noticeably two blades on each side of the point over the drill bit.Therefore, consider placing the file on one edge of the drill bit at an angle of 60 degrees. Placing the file over the blades of a drill bit is an important step.And, you need to use a mill file for filing the spade bit. You can prefer using an auger file for the auger & brad-point bit. Get the filing tool from any hardware store.Step 5: Setting The File Over The Blades On Drill Bit But this is an uncomfortable means of grabbing the bit, as it will trouble you with the filing approach. You can also prefer holding the drill bit with your hand from one end.Place the drill bit on a table, and use a clamp to grip it firmly over the table.Therefore, use a wet rag to wipe the drill bit before proceeding with the sharpening process. When you use the bit for drilling holes, it is evident that they will hold up some debris.

The first step should always be to clean the drill bits and eradicate dirt or debris off the bit.

Use industrial-grade gloves to get a good grip over the filing tool without hurting your hands.

Get safety goggles to ensure that filing dust does not penetrate your eyes.

A clamp to hold the drill bit upon a table.Įven though drill bit filing is not that hazardous compared to other drilling works, you still need to consider the safety aspects as a good practice.

A drill bit, which is dull or blunt due to rigorous application.

To begin with, you need to get all of the essential tools required for sharpening the drill bits. This guide will give an easy method to help you learn how to sharpen drill bits with a file. Therefore, you need to know the proper process of sharpening the drill bits instead of heading out to get a new one.

Diamond file to sharpen drill bits