How to Change Blade in DeWalt Folding Utility Knife: Step-by-Step Guide

Dewalt folding utility knives are a staple in any professional or DIY tool kit. Their versatility allows them to be used for a range of cutting tasks, from slicing through cardboard and plastic to scoring drywall. However, over time, the blade on your Dewalt folding utility knife can become dull or damaged, requiring replacement.

If you’re wondering how to change the blades in your Dewalt folding utility knife, don’t worry, it’s easy and straightforward. In this article, we will guide you through the step-by-step process of changing the blades in your Dewalt folding utility knife, allowing you to get back to work in no time!


Changing the blade in a utility knife can be confusing, but with the right instructions, it can be a breeze. The Dewalt folding utility knife is one such knife, and with its sturdy build and sharp blade, it’s a favorite among professionals and DIYers alike. To change the blade in a Dewalt folding utility knife, first, press the blade release button located on the side of the blade.

Once the blade is released, carefully remove it from the handle and dispose of it safely. Next, insert the new blade into the knife handle and ensure it’s secure by pulling on it gently. Finally, press the blade release button once more to lock the new blade in place and you’re ready to go.

With these simple steps, you’ll be able to change blades in a Dewalt folding utility knife in no time and continue your cutting tasks with ease.

Explanation of why changing the blade is necessary

Changing the blade of a tool is an essential task for every person who seeks to ensure that their equipment is efficient and reliable. It is essential because a blade is the working part of a tool, and it tends to wear out after prolonged use, hence losing its sharpness. A blunt blade can affect the quality of work or even cause accidents, leading to injuries and damages.

Therefore, if you want to maintain the best results from your tool, you need to change the blade regularly. Doing so helps to ensure that the blade remains sharp, precise, and safe to use. In summary, changing blades is necessary to ensure that equipment functions optimally and produces quality and efficient results.

how to change blade in dewalt folding utility knife

Step-by-Step Guide

Changing the blade in a Dewalt folding utility knife may seem daunting, but with the right steps, it can be done quickly and easily. First, locate the blade release button on the handle of the knife. Once found, press and hold down the button until the blade is released.

Carefully remove the old blade and discard it. Take the new blade and align it with the knife’s grooves, ensuring that the sharp edge is facing forward. Once aligned, push the blade down firmly until it clicks into place.

Test the blade’s stability by gently pulling on it. If it feels secure, you’re set to go! Remember to always follow the manufacturer’s instructions when handling sharp objects and dispose of old blades properly. By following these simple steps, you’ll be ready to tackle any project with a freshly equipped Dewalt folding utility knife.

Step 1: Retract the Blade

Retracting the blade is an essential step in using any kind of sharp implement, whether you’re using a utility knife or a kitchen knife. By doing this step correctly, you’re ensuring that you’re protecting yourself from accidents and hastening the process of the job at hand. The first step in retracting the blade is to look for the release button or mechanism, which is typically located near the handle of the knife.

Once you find this button, you need to press it and simultaneously withdraw the blade into its sheath. It’s important to make sure the blade is not exposed during storage to keep you and others around you safe. Always remember to handle the knife with care, and use it responsibly.

By doing so, you’re ensuring a longer lifetime for the blade and a safer working environment for yourself and your colleagues.

Step 2: Locate the Release Button

When it comes to releasing a stuck pen nib, the first and most important step is finding the release button. This can vary depending on the specific pen model, but it is typically located near the nib itself. Take a close look at the pen and try to identify a small button or lever that could be the release mechanism.

Once you have located it, you can press or slide it to release the nib from the pen body. It’s important to exercise caution when using this button, as some pens can be quite delicate and may require a gentle touch to avoid damaging the nib or other components. With a little bit of patience and persistence, though, you should be able to locate and use the release button to fix any issues with your pen’s nib and get back to writing in no time at all.

Step 3: Press the Release Button

Once you have pressed down on the handle and sharpened your pencil to perfection, the final step in the process is to press the release button. This will release the jaws that have been holding your pencil in place, allowing you to gently pull it out and admire your handiwork. Be sure to press the button firmly and confidently, but also with care to avoid any damage to your newly sharpened pencil.

With a satisfying click, you’ll be able to retrieve your pencil and get back to your work or creative pursuits with ease. Remember, the release button is an essential part of the pencil sharpener process, so don’t forget to use it!

Step 4: Remove the Blade

Removing the blade from your lawn mower is an essential step to maintaining and cleaning your equipment. Firstly, make sure the engine is turned off and disconnect the spark plug wire. Then, with gloves on, use a wrench to loosen the bolt securing the blade in place.

Once the bolt is loose, tilt the mower deck on its side, making sure the air filter and carburetor are facing upwards to prevent oil or fuel from leaking out onto them. Gently remove the blade by pulling it straight up, making sure not to damage the blade or yourself in the process. Once the blade has been removed, inspect it for any damage, such as chips or cracks, and sharpen it if needed before reattaching it.

Following these steps will ensure that your lawn mower runs smoothly and efficiently for your next mowing session.

Step 5: Insert the New Blade

Inserting the new blade is the final step when changing the blade of your tool. To prevent accidents, make sure to wear gloves and hold the blade at the opposite end while inserting it to avoid cutting yourself. Slide the new blade into place and ensure it is secured tightly.

Do not force the blade into the holder as this may damage the blade or the holder. Double-check that the blade is in the correct position and facing the right way before testing it out on a surface. The new blade should be sharp and ready to use.

With this straightforward method, you can safely and quickly replace the blade on your tool. Now, you are ready to tackle new projects that require a fresh blade.

Step 6: Lock the Blade Back In Place

Lock the Blade Back in Place Now that you have successfully sharpened your knife, it’s time to lock the blade back into place. First, make sure that the blade is dry to avoid any potential hazards. If you’re sharpening a folding knife, you need to push the locking mechanism and ensure that it’s locked securely.

For other knives, ensure that the blade fits snugly and is locked back into place. Take the time to inspect the blade and make sure that it’s properly aligned with the handle. A wobbly blade can be dangerous, so it’s essential to check it thoroughly.

Remember, a securely locked blade will prevent any potential accidents that could happen while using the knife. Take extra precaution and handle the knife carefully to ensure a safe, successful outcome.

Troubleshooting Tips

One of the essential aspects of owning a Dewalt folding utility knife is knowing how to change the blade. It may seem like a daunting task, but with a little practice, it can be done quickly and easily. To start, ensure that your knife is closed and the blade is locked in place.

Next, locate the button on the side of the handle and push it down. This will release the blade, allowing you to remove it carefully. Then, insert the new blade into the slot until it clicks into place, and release the button to lock it in.

It’s essential to make sure the blade is securely locked in place before using it to ensure your safety. Remember, practice makes perfect, so don’t worry if it takes a few tries to get the hang of it. With time, you’ll be able to change the blade on your Dewalt folding utility knife quickly and efficiently.

Common mistakes to avoid during the process

When it comes to troubleshooting during the process of any project, the most common mistake people make is jumping to conclusions without fully understanding the problem. It’s important to take a step back and thoroughly investigate the issue at hand before making any assumptions. Another error people frequently make is not documenting each step of the troubleshooting process.

This can lead to confusion and difficulty in resolving the problem if it arises again in the future. Additionally, not considering all possible solutions is also a mistake. It’s important to think outside the box and explore all options.

Lastly, don’t forget to prioritize your troubleshooting tasks. Address the most urgent issues first to ensure a smoother workflow. Remember, the key to successful troubleshooting is to remain patient, open-minded, and thorough in your approach.


In conclusion, changing the blade in a DeWalt folding utility knife is a knife-skill that is crucial for any handy-person or DIY enthusiast. However, fear not! With the right technique and a little bit of practice, changing the blade can become as easy and effortless as slicing through butter. Just remember, always prioritize safety and follow the manufacturer’s instructions carefully.

Your trusty DeWalt knife will become an even sharper tool in your arsenal to tackle any project that comes your way.”

Importance of safety while changing the blade

When it comes to changing the blade on your power tool, safety should be your top priority. Many accidents occur each year due to improper blade changing procedures, which can result in serious injuries or even death. To avoid such mishaps, it’s essential to follow the manufacturer’s instructions carefully and take the necessary precautions.

Before conducting any maintenance or repairs on your tool, always unplug it from the power source to prevent electrocution. Additionally, ensure that you’re using the right blade for the job to avoid damaging the tool or causing it to malfunction. If you’re unsure about which blade is appropriate, consult the owner’s manual or seek advice from a professional.

Finally, don’t rush the process—take your time and be deliberate in every step of the procedure. By following these troubleshooting tips and being proactive about safety, you can prevent accidents and keep yourself and others safe while changing your power tool blades.


What is a Dewalt folding utility knife?
A Dewalt folding utility knife is a versatile cutting tool that can be folded for easy storage and transportation.

How do I change the blade on my Dewalt folding utility knife?
To change the blade on your Dewalt folding utility knife, press the black button on the side of the knife handle and slide out the old blade. Insert the new blade and release the button to secure it in place.

Can I use any type of blade with my Dewalt folding utility knife?
No, only blades designed for use with the Dewalt folding utility knife should be used. Using incompatible blades can cause damage to the knife or result in a less effective cutting experience.

How often should I change the blade on my Dewalt folding utility knife?
The frequency with which you should change the blade on your Dewalt folding utility knife depends on the frequency of use and the type of material being cut. However, as a general rule, the blade should be changed when it begins to dull or show signs of wear.

How do I safely dispose of a used blade from my Dewalt folding utility knife?
Used blades from your Dewalt folding utility knife should be disposed of properly. One way to do this is by wrapping the blade in paper or tape to prevent injury and placing it in a designated sharps container.

Can I sharpen the blade on my Dewalt folding utility knife?
Yes, the blade on your Dewalt folding utility knife can be sharpened. However, it is important to follow the manufacturer’s guidelines for sharpening and to use a sharpening tool that is appropriate for the type of blade.

What should I do if my Dewalt folding utility knife blade becomes stuck or difficult to change?
If your Dewalt folding utility knife blade becomes stuck or difficult to change, do not attempt to force it. Instead, clean the mechanism and blade thoroughly and apply a lubricant to ensure smooth operation. If the issue persists, contact Dewalt’s customer service for further assistance.

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