How to Remove a Circular Saw Blade?

Last Updated On July 19, 2023

To remove a circular saw blade, follow these steps: disconnect the power, use a wrench to loosen the arbor bolt, remove the blade, and replace it with a new one. When removing the blade from a circular saw, safety is of utmost importance.

By turning off the power and taking precautions, you can easily remove the blade and complete the maintenance or replacement task. Keep reading to learn the specific steps for removing a circular saw blade.

How to Remove a Circular Saw Blade


Tools Needed For Removing A Circular Saw Blade

Removing a circular saw blade might seem like a daunting task, but with the right tools and a little know-how, you can do it safely and efficiently. In this section of our blog post on “how to remove a circular saw blade,” we will discuss the essential tools you will need to successfully complete this task.

Whether you are a seasoned DIY enthusiast or a beginner looking to tackle a new project, having the right tools on hand is crucial to getting the job done right. So, let’s dive in and discover what tools you will need:

Safety Glasses

  • Protecting your eyes should be a top priority when working with power tools like circular saws.
  • Safety glasses shield your eyes from flying debris and prevent potential eye injuries.
  • Always wear safety glasses before starting any sawing job.


  • It’s important to protect your hands while removing a circular saw blade.
  • Gloves provide an extra layer of safety by preventing cuts and scrapes during the process.
  • Choose gloves that are durable, comfortable, and provide a good grip on the tools.

Allen Wrench Or Blade Wrench

  • An Allen wrench or blade wrench is necessary for loosening the bolt that holds the blade in place.
  • Make sure to use the correct size of wrench that fits the bolt on your specific circular saw model.
  • Having the right wrench ensures a secure grip and makes the blade removal process much easier.

Workbench Or Stable Surface

  • To have a stable and secure working environment, you will need a workbench or sturdy surface to place your circular saw.
  • A workbench provides a flat surface that keeps the saw steady and prevents any accidental movement during the blade removal process.
  • Ensure that the workbench or surface you use is strong enough to support the weight of the saw.

Replacement Blade

  • Lastly, don’t forget to have a replacement blade on hand before removing the old one.
  • If you’re planning to change the blade, it’s always a good idea to have a fresh one ready to go.
  • Make sure the replacement blade is the correct size and type for your circular saw.

Having the right tools for removing a circular saw blade can make the process smoother and safer. Remember to wear safety glasses and gloves to protect yourself from potential hazards. Keep an Allen wrench or blade wrench handy, and ensure you have a stable workbench or surface to work on.

Lastly, don’t forget to have a replacement blade ready for installation. With these essential tools at your disposal, you’ll be well-prepared to tackle this task with confidence.

Steps To Remove A Circular Saw Blade

When it comes to removing a circular saw blade, following the proper steps ensures a safe and successful blade change. Whether you’re a DIY enthusiast or a professional woodworker, knowing how to remove a circular saw blade is a valuable skill.

Here’s a step-by-step guide to help you through the process:

Step 1: Prepare For The Blade Removal

  • Wear safety glasses and gloves for protection.
  • Place the circular saw on a stable surface, like a workbench.

Step 2: Disconnect The Circular Saw

  • Unplug the power cord from the electrical outlet.
  • If using a cordless circular saw, remove the battery.

Step 3: Locate The Blade Lock Button

  • Look for a blade lock button near the blade guard or motor housing.
  • The blade lock button helps secure the blade during removal.

Step 4: Engage The Blade Lock

  • Press and hold the blade lock button to engage it.
  • This will prevent the blade from spinning.

Step 5: Remove The Blade Bolt

  • Insert an allen wrench or blade wrench into the blade bolt.
  • Rotate the wrench counterclockwise to loosen the blade bolt.
  • Pro tip: Check the circular saw’s user manual for the specific wrench size required.

Step 6: Remove The Blade Washer

  • Once the blade bolt is loose, remove the blade washer.
  • Note: Some circular saws may not have a blade washer.

Step 7: Remove The Circular Saw Blade

  • Slide the old blade off the arbor shaft.
  • Gently lift the blade out of the circular saw.

Step 8: Inspect The Arbor And Blade

  • Check the arbor shaft and blade for any signs of damage.
  • If necessary, clean any debris from the arbor shaft.

Step 9: Install The New Blade

  • Carefully place the new blade onto the arbor shaft.
  • Ensure that the blade teeth are facing in the correct direction.
  • Pro tip: Look for any directional arrows on the blade.

Step 10: Reassemble The Circular Saw

  • Reattach the blade washer onto the arbor shaft.
  • Tighten the blade bolt clockwise using an Allen wrench or blade wrench.

Step 11: Test The Blade Installation

By following these simple steps, you’ll be able to remove and replace a circular saw blade with ease and confidence. Remember to always prioritize safety and refer to your circular saw’s user manual for any specific instructions. Happy sawing!

Frequently Asked Questions

  • How Do You Remove A Circular Saw Blade?

    To remove a circular saw blade, first, unplug the saw, immobilize the blade, and then use a wrench to loosen the arbor nut and remove the blade.

  • Can I Change The Blade On A Circular Saw Myself?

    Yes, you can change the blade on a circular saw yourself by following proper safety precautions and using the right tools.

  • What Size Wrench Do I Need To Remove A Circular Saw Blade?

    You will typically need a wrench that fits the size of the arbor nut on your circular saw, which is usually either 7/16 inch or 1/2 inch.


Removing a circular saw blade may seem daunting at first, but following the right steps, it can be a relatively simple process. Start by unplugging the saw and securing it in place. Then, use a wrench to loosen the arbor nut, making sure to turn it counterclockwise.

Once the nut is loose, remove it entirely, as well as the outer washer. Gently slide the blade off the arbor, taking care to avoid the sharp teeth. Finally, replace the blade if necessary, ensuring it is properly aligned with the arbor before tightening the nut back into place.

With these steps, you can easily remove a circular saw blade and keep your tool in top working condition. Remember to always practice caution and wear appropriate safety gear when handling power tools.

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