How to Change Saw Blades On a Circular Saw?

How to Change Saw Blade On a Circular Saw

To remove the blade on my circular saw, do I turn that blade changing bolt, clockwise or counter clockwise? I’m going to show you step by step, how easy it is to change a circular saw blade and to install the blade.

And You can also click here to find the other post about how to change blade on a circular saw


Disconnect Power

Now,this post is just an example of what to expect from my circular saw for beginners master class.

Changing a circular saw blade is actually quite an easy task, but the first thing you need to do is that you must disconnect that power source. As you don’t want to accidentally start the machine.

If your machine has a power cord like mine, does here remove that from the wall or if your machine is battery operated, remove the battery.






Locate Blade Changing Wrench

Next, we need to locate that blade changing wrench or spanner. Now more times than not you’ll find that tucked away somewhere around the back of the saw. If I can just do a quick close-up, you’ll see that mine is right here.

If I remove that excuse the fingers, you’ll see that mine comes in the shape of an allen key. Just be aware that different models and different machines may have a different style of wrench but they all do the same thing.

Since we’re talking about blade changing wrenches. As you can see my allen key fits inside that blade changing nut which then enables us to either . Just be aware that different models and different machines may have a different style of wrench but they all do the same thing.

Since we’re talking about blade changing wrenches as you can see my allen key fits inside that blade changing nut which then enables us to either loosen or tighten that blade changing bolt. But what happens if you lose or misplace that designated tool?

Well in most cases there’s nearly always a second option. So there’s no need to panic. If I lose my allen key I can just simply use an ad justable wrench to either loosen or tighten that blade changing bolt.

Lock Blade of Circular Saw

Now that you’ve located your blade changing tool. The next thing we need to do is to lock that blade to stop it from spinning. To do that just go around to the front of your saw and push in that blade locking button.

Sometimes it feels as though the button doesn’t want to go all the way in. So to rectify that just wriggle that blade backwards and forwards and you’ll hear that button engage.


There she goes and make sure you keep your finger on that button if you take it off it’ll disengage. Come around to the front and to loosen that bolt, we need to turn the tool in the same direction as the arrow on the guard which in this case is counter clockwise.

There she goes now we can take that bolt out .

There it is and then remove that specially made washer. That one there fits over the arbor on the saw. Then just simply retract the guard and that blade will come straight out.





Install Blade of Circular Saw

To install the new blade just simply repeat the process but in reverse. So retract that safety guard and then install the new blade with the teeth running in the same direction.

As that arrow on the guard which is always in an upwards direction place, the blade over the arbor and then lower down that guard. Replace the washer which locks into place . And then screw in our bolt in a clockwise direction .

Now once you get to the end and you want to tighten that bolt, once again go around to the front of your saw engage our blade locking button. And then with our blade changing wrench ,firmly tighten and there you have it .


Told you it was easy now just before you guys turtle off just a quick message to let you all know that I’m putting together a mini course.

1.What to look for and avoid.

2.Coroed or battery powered.

3.Circular saw basics.

4.Tips and tricks.

5.Simple circular saw project.






According to change the blade on a cirular saw, you can learn to how to change the blade from a sliding table saw, band saw, or other saws. More saws ,you can check our sliding table saw Sega 350 ,and here is the video on Youtube.