How to Sharpen a Table Saw Blade

how to sharpen a table saw blade

Table saw blades are powerful tools. But, with time they eventually wear down and become dull. Most people make the mistake of rushing to buy a new one. Little do they know that the table saw blade can be sharpened and become as good as new. Below is a guide on how to sharpen a table saw blade.

But before we get down to the specifics. Why should you sharpen a table saw blade?

As mentioned above, not all of us see the need of sharpening a table saw blade. However, when you consider factors such as cost. It is cheaper to sharpen a blade than buying a new one. Knowing how to sharpen a blade is a long-term investment because you will re-use one table saw blade for an extended period. Familiarizing yourself with the table saw blade sharpening ensures that you never have to undergo the unsatisfactory experience of using a dull blade.

Instruments Required of Sharpening a Table Saw Blade


  • The table saw blade
  • A brush
  • Protective gear such as gloves and goggles
  • A diamond blade or file
  • A rag
  • Gripping Equipment

A Step by Step Guide on How to Sharpen a Table Saw Blade

Step 1: Prepare Your Blade

Don’t just dive into sharpening the blade. You should prepare it for the process. Preparation entails removal of any pieces that may have stuck in between the blades. You can use a brush to remove these pieces and clean the blade. Oiling the blade before sharpening it is also a good idea because it softens the blade.

Step 2: Remove The Blade

You should then remove the blade. Modern-day table saw blades do have a release switch. When clicked it just let's go of the blade, and you can remove it with ease. However, other models will require you to unscrew or use a wrench to loosen the bolts that are holding the blade. Depending on your type of saw, gently remove the blade from it.

Step 3: Secure The Blade Firmly Facing Up

Once you have removed the blade from the saw, you should then secure it in a vice grip. The grip should be firm but not too tight to the point that it can damage the blade. Ensure that you strategically place it so that the teeth are facing up. This will make it easy for you to sharpen it.

Step 4: Begin Sharpening

If you have set up everything as per step one two and three. Your blade is now ready for sharpening. With the teeth of the blade facing up, you should make markings so that you ensure all teeth have been sharpened. Plus, you should also avoid double sharpening. Doing this will save your time. Amidst the teeth, hold your diamond file and give it three to four strokes. Stroke it more until you notice the tooth has become sharp enough. Repeat this procedure to all the teeth of the saw blade.

While doing this, you need to ensure that you use the same number of strokes in every tooth so that the blade is equally sharp. When you are through, confirm that the blade is now sharp. If it is, you will have completed sharpening your table saw blade.

Step 5: Final Touches

Having been satisfied that your blade is sharp enough, you can now do some final touches on it. This entails cleaning it. This is something that you should often do. A clean blade guarantees a longer lifespan. Use a rag or cleaning cloth.

Step 6: Re-Install The Blade back to the Saw

After you have sharpened and cleaned it. You can re-install the blade back to the saw. Use the same procedure that you had used to remove it from the saw. First, unlock it from the vice grip and then fit it back into the saw.

Safety Tips

Sharpening a table saw blade requires the same level of caution that applies when using this equipment. You should observe maximum safety. This entails wearing of protective gear and handling of the blade with care. A set of earphones can also come in handy in reducing the noise created when sharpening.

The above guide should help you sharpen your table saw blade with ease. You no longer need to dig deep into your pockets and purchase another blade. This procedure is, however, only applicable for blades that haven’t been sharpened too much or those that have worn out.

Willie Ryan
 

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