#SHARPEN DRILL BITS WITH WORK SHARP HOW TO#
#SHARPEN DRILL BITS WITH WORK SHARP FREE#

When finished, try a test on a piece of scrap wood for performance. Sharpening a blunt drill bit with cheap workshop machines is simple as long as you use eye protection. A bad grind gives poor performance and an oversize bore if the lips are of different lengths.īits can be expensive you can save money by sharpening them regularly rather than replacing them. It’s pretty easy to touch up, but through time you might start to lose the contour.

#SHARPEN DRILL BITS WITH WORK SHARP FREE#

You want space to the sides to allow free arm movement.Īpply the drill bit against the wheel, regularly checking the angles. Small bits can be challenging, but it can be done.

This can be done with 1/8 to 3/4 inch drills. One of the easiest ways to sharpen drill bits is with a bench grinder.

#SHARPEN DRILL BITS WITH WORK SHARP HOW TO#

How to sharpen drill bits on a bench grinder? The landings can make or break your project, so put the necessary effort into making it perfect. This is the last step it is vital to do it correctly. Now that you have completed your task, form the landing. It’s crucial to have a sturdy surface to work on, like an old wooden table. Have all of your equipment handy, including gloves.

This will help you get into tight spaces and make precision cuts. You’ll want to make sure that the chisel is shaped into a point. Take your time and be careful because this is a crucial step in the process. Don’t forget to do both sides of the bit. You don’t have to apply much pressure – just enough to keep filling evenly. With your dominant hand, use a file to improve the bit’s cutting edge.įile from top to bottom, moving across the entire length of the bit. Start with the point angle of the bit facing up. Clamp the drill bit in a vice or hold it securely in your left hand. Grind away a little gradually until the chisel edge is sharp and true. Turn on the grinder with the bits cutting edge facing down and at 60 degrees to the wheels. Get hold in a natural posture and have a good grip on the bit. There are many ways to hold the bit, but the most common is to hold it between your thumb and the first two fingers. It’s also important you use the correct technique when holding the bit. This means having a good grip on the bit and being in a stable position. When you have finished grinding, smooth out any burrs with sandpaper so that the edges are nice and sharp.įor hand sharpening drill bits successfully, you must be comfortable holding the shank. If it only needs touching up and has no nicks, then you can use a fine wheel instead. Use a coarse grinding wheel if the bit is dull or has a lot of nicks. Once you’ve determined how much needs to be removed, you can start the sharpening process. Different types of drill bits wear out at differing rates, so you must use the correct grade wheel for each type of bit. You must first examine the edges and determine how much metal needs to be removed for it to be sharpened.

You can do this with files or a grinding stone. This means that you should remove any burrs or debris that may have accumulated on the cutting edge or flutes. Preparation is needed before anything else. Gloves and a water container may also be necessary if a lot of work is involved because of heat build-up.ġ: Prepare Your Bit For The Bench Grinder Don’t forget before you start to put on your safety glasses. There are a couple of ways to hone drill bits: by hand or drill bit sharpener. Choosing the correct sharpening angle and restoring it frequently will maximize efficiency! Measure the lip lengths to stay equal Best Way To Sharpen Drill Bits It’s essential that drill bits are kept sharp to perform at peak efficiency. You can also use other tools we go over below.

This restores the angle back to 118° and makes the drill bit sharper and stronger. Masonry drill bits also require a green grit or diamond wheel.Īn HSS drill bit may be sharpened with various methods, but the most popular method is using a grinding stone. For harder materials, a 135° angle provides a less aggressive and longer cutting edge. The optimal angle for sharpening a twist drill bit is 118°. If not sharpened correctly, a twist bit can dull more quickly or get stuck in the material. The angles at which you sharpen a drill bit are important you need to establish what sort of bit you have.

Sharpen drill bits with work sharp