Learn just how to change a circular experienced blade! We’ll watch which direction to install the blade, just how to tighten the blade, what dimension blade you need and also more!

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How to change a Circular saw Blade

It doesn’t matter if we have a DeWalt, Black and Decker, Ryobi, Skilsaw, Makita, Milwaukee, Bosch or another brand of circular saw at some allude we’ll need to adjust the blade.

You are watching: How to change blade on circular saw black and decker

There space a couple of reasons we might need to adjust a circular experienced blade. First, the blade may be damaged or dull. Or we might need to cut some metal, but we have a timber cutting blade installed on our circular saw. Whatever the factor today fine learn how to change a circular experienced blade!

You may additionally enjoy just how to change Blade ~ above Miter Saw and How to collection Table saw Blade Angle

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Before we gain into how to adjust a circular witnessed blade, be sure to click the subscribe switch at the bottom the this page to sign up for my FREE weekly newsletter loaded with advantageous pocket hole tricks, space-saving workshop ideas, clever DIY tips and more!


Table that Contents


What dimension Circular experienced Blade perform I Need?

The measurement offered to recognize the size of a circular experienced blade is the diameter. Diameter is the measure up from next to side with the center of the blade.

Blade Diameter

The diameter or dimension of the blade we need is usually printed on our saw. Us can likewise find the size printed on the tongue in ours saw.

We’ll have to measure the tongue if the size is not published on the observed or if the size published on the blade has actually been worn off due to use.

First, we’ll eliminate the circular observed blade from the saw. Next, we’ll measure up from next to side through the center of the blade. We’ll use this measurement to buy the appropriate size blade because that our circular saw.

Arbor Diameter

There’s one more measurement we’ll must know prior to we can buy our brand-new circular saw blade. The hole in the facility of the blade requirements to fit on the pillar or arbor in our circular saw.

The arbor size must be printed on our observed or witnessed blade. If the not, we’ll have to measure the diameter the the arbor hole.

We can likewise take our old saw blade come the big box home improvement store or hardware keep to certain our brand-new blade will certainly fit.

RPM

The last thing we need to look at is the RPM or transformations per minute. We need to be certain that the best RPM rating that our new saw blade no exceed the RPM rating of our circular saw.

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How numerous Teeth does a Circular saw Blade Have?

The number of teeth a circular observed blade has actually depends ~ above the type of product we should cut.

Typically saw blades with much more teeth cut much more slowly however produce cleaner cuts. Chisels with fewer teeth cut an ext quickly yet usually create rough, choppy cuts.

Let’s to speak we need to reduced some studs to build a wall. The studs will be covered with drywall so we aren’t concerned about what our cuts look like. In this case, we may use a 14 tooth experienced blade to reduced the studs. The blade will make the cuts quickly, but the edge of the cuts will certainly be turbulent or choppy.

Now let’s say we need to reduced some plywood because that a cabinet we’re building for our dining room. In this case, we may use an 80 tooth saw blade. This kind of tongue will reduce splintering, produce cleaner cuts and the edges of the reduced will it is in smoother. This is exactly what us want once we’re building our DIY furniture projects.

Related: 7 Miter observed Tricks Every DIYer should Know

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Types the Circular saw Blades

Wood is the material we’ll likely be cut most regularly with ours circular saw. The common species of cuts we’ll make room rip cuts and also crosscuts.

A rip cut is do with the grain of the timber or follow me the length the the board.

A crosscut is make across the grain of the timber or throughout the width of the board.

Just prefer a rip cut is different from a crosscut, there are various saw blades designed specifically to make each of these cuts.

Rip reduced Blade

Rip cut knives have under teeth. Usually less than 40. Once we sight under the this of a rip reduced blade we’ll an alert the top of the teeth space flat.

Crosscut Blade

Crosscut knives have much more teeth. Usually more than 40. As soon as we sight under the this of a crosscut tongue we’ll notice the top of the teeth room “V” shaped or type a valley in the center of the blade.

Combination Blade

Combination saw chisels can do both rip cuts and crosscuts.

There are also blades accessible for cutting metal, plastic, and also concrete.

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Is her Circular witnessed Blade Dull or Dirty?

Did you recognize a dirty blade have the right to act prefer a dull blade? with each reduced we make lumber pitch collects on our circular witnessed blades. Together the wood pitch builds on the blade it can influence the quality of the cuts which provides us think the tongue is dull. Lumber pitch can additionally corrode the blade.

How do we remove wood pitch from our circular witnessed blade? with a blade and bit cleaner. Cleaning our circular saw chisels is straightforward and vital part of properly preserving our tools.

Please skate over to exactly how to Clean Saw chisels to view which cleaner ns use, the simple procedure I usage to clean my witnessed blades and watch the observed blade cleaning video.

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Circular witnessed Blade Direction

Almost every circular saw chisels have an arrow that is either printed or engraved top top the blade. This arrow indicates which means the blade must be installed in the saw. The arrow needs to point towards the former of the one saw. If us don’t check out an arrow the teeth need to challenge towards the former of the saw.

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How to Tighten Circular saw Blade

Most screws room right-hand thread. This method the screw is turned come the left to loosen and to the right to tighten. You may have heard the expression “righty-tighty, lefty-loosey”!

Circular saws use a left-hand thread screw to connect the blade. I beg your pardon is opposing of “righty-tighty, lefty-loosey”. This way a circular observed blade screw have to be turned to the ideal to loosen and to the left to tighten it.

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VIDEO: just how to readjust Circular witnessed Blade

Watch this quick video to see just how to change a circular experienced blade!


NOTE: I’m using a cordless 18v DeWalt circular observed for this just how to readjust a circular experienced blade tutorial. Please refer to your owner’s hands-on for how to adjust the blade on your specific circular saw.

Are you lacking the manual for your saw? many manuals for contemporary tools are obtainable online. Simply google the name and also model the your observed or tool (ex: DeWalt circular witnessed manual) and I bet you’ll discover the hand-operated for your saw.

Step 1. Disconnect the Power

Unplug the circular experienced from the outlet or remove the battery native the saw.

Step 2. Remove the Blade

Press the blade lock then use the tongue wrench to rotate the blade till the lock engages and also the blade stops turning.

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Continue pressing the tongue lock and turn the wrench clockwise to ease the screw.


NOTE: This is a left-hand thread bolt which method it should be turned to the ideal in bespeak to ease it.
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Remove the screw, the washer, and the old blade.

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Step 3. Replace the Blade

Before we change the blade we have to remove any type of sawdust that has accumulated in the blade guard.

Almost all circular saw knives have an arrow that is either printed or engraved ~ above the blade. This arrowhead indicates which method the blade should be installed in the saw.

The arrow needs to allude towards the prior of the circular saw. If we don’t check out an arrowhead the teeth require to challenge towards the prior of the saw.

Next, we’ll ar the blade on the arbor (with the arrow or this pointing in the direction of the former of the saw), change the washer and screw.

Press the tongue lock then usage the blade wrench to rotate the blade till the lock engages and also the blade stops turning. Continue to push the tongue lock and turn the wrench counterclockwise to tighten the screw.

See more: How To Write 80% As A Decimal ? What Is 80% As A Decimal


NOTE: This is a left-hand subject bolt which method it should be turned to the left in order come tighten it.

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Final Thoughts

Now us know exactly how to adjust a circular saw blade! we learned which direction to install the blade, exactly how to tighten the blade, what dimension blade us need and also more!

Thank friend for protecting against by. If you found this information helpful, would certainly you you re welcome pin it to Pinterest? various other DIYers would appreciate it and also I would too! say thanks to you – Scott