12 to $18 on average for a 7 1/4-inch, carbide-tipped circular saw blade. This Old House general contractor Tom Silva shows the correct, safe way to install a new blade on your portable circular saw. Steps for changing a circular saw blade Unplug the saw’s power cord from the electrical outlet or extension cord. Use the blade wrench to remove the arbor nut holding the blade in place. Retract the saw’s upper blade guard and remove the old blade. Use the blade wrench to tighten the arbor nut until it’s snug; be careful not to over-tighten the nut or it’ll be difficult to loosen it the next time you change the blade. If the saw has a diamond-shaped arbor, straddle the blade over two wood blocks and use a hammer or punch to tap out the diamond insert from the center of the saw blade.

In this post, I’ll walk you through the basic process of how to change a circular saw blade which is one of the most useful tools any DIYer can use. When picking the right saw blade refer to my earlier post The Everyman’s Saw Blade Guide to find the right one for your project. That’s it! You’re ready to get back to business now that you know how to change a circular saw blade.

Learn how to change a circular saw blade! We’ll see which direction to install the blade, how to tighten the blade, what size blade you need and more! Please refer to your owner’s manual for how to change the blade on your specific circular saw. Now we know how to change a circular saw blade! We learned which direction to install the blade, how to tighten the blade, what size blade we need and more!

how to remove circular saw blade Related Question:

Which way do you loosen a circular saw blade?

Usually, on a corded right-hand circular saw, the bolt will loosen counterclockwise. A left-hand saw will loosen clockwise. You can also look for the arrow on the upper or lower blade guard for the blade rotation. Loosen the bolt in the same direction as the arrow.

How do you loosen a nut on a circular saw?

Press down on the saw’s arbor-lock button and rotate the blade until the locking mechanism engages. Use the blade wrench to remove the arbor nut holding the blade in place. To loosen the nut, turn the wrench in the same direction as the blade cuts.

Where is the arbor lock on a circular saw?

Place the saw on a wooden surface and pull back the blade guard. If the saw has an arbor lock button on the top of the housing, press it in. The arbor is the shaft the blade installs on. If there’s no lock button, press the blade into the wooden surface.

What is spindle lock?

Most cordless drill drivers have a feature called spindle lock. When spindle lock is selected, the motor’s spindle is locked and so the chuck and screwdriver or drill bit cannot turn.

Why does circular saw get stuck?

Most of the time, a circular saw keeps stopping because the blade gets stuck in the wood or material. This is due to the blade not being powerful enough to get through the material. It could also be because the blade is damaged or the motor is malfunctioning.

Are Mitre saw blades reverse thread?

Yes, it’s a reverse thread (I spoke with a few tool repair shops).

Are circular saws reverse threaded?

Right-handed circular saws are not reverse threaded. Conversely, the blade secures with a bolt of the opposite threading. So a left-handed saw would require a regular threaded bolt. A right-handed circular saw, on the other hand, would require a reverse threaded bolt. The same is true for table saw blades.

What is an arbor wrench?

This arbor wrench allows you to secure or remove saw blades. An angular profile of this item makes tightening and loosening the blade bolt extremely easy. This wrench is made out of metal and it is sold individually.

What is an arbor nut?

The metal arbor nut fits over the outer blade washer and is used to secure the saw’s blade to the arbor shaft.

What is a table saw arbor?

The arbor is the shaft that holds the blade. On all American stationary saws that use a 10″ blade, the arbor is 5/8″ in diameter where the blade is attached.

How do you hammer a circular saw blade?

Place the blade on the anvil. Hammer down all ridges or lumps while using as few blows as possible to avoid expanding the metal too severely. If there’s a loose area, mark it and hammer between the mark and the blade’s rim to stretch out unnecessary tension.

What is the arbor on a rotary saw?

A shaft — also referred to as a spindle or mandrel — protrudes from the assembly to form what we refer to as the arbor. It’s typically the motor shaft, which utilizes a particular design for blade mounting. The motor drives the arbor and causes the saw blade to rotate safely.

What is Dewalt spindle lock?

The spindle lock button is provided to prevent the spindle from rotating when installing or removing wheels. Operate the spindle lock only when the tool is turned off, unplugged from the power supply, and has come to a complete stop.

What is drill spindle?

The spindle holds the drill or cutting tools and revolves in a fixed position in a sleeve. In most drilling machines, the spindle is vertical and the work is supported on a horizontal table. The sleeve or quill assembly does not revolve but may. slide in its bearing in a direction parallel to its axis.

Are all door spindles the same size?

Many British spindles are 7.6mm (19/64″) square. To allow for the difference in sizes found, UK lock manufacturers all produce locks with 8mm followers as standard. (the follower contains the square hole which the spindle passes through). The length of spindles can also vary.

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