Milwaukee M12 2458-21: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options

Milwaukee M12 2458-21 Information

The Milwaukee M12 2458-21 is a cordless palm nailer that is designed for driving 16d common nails. It is powered by a 12V RedLithium battery pack and features a tool-free depth adjustment, LED light, and battery fuel gauge. The nailer is compact and lightweight, making it ideal for use in tight spaces.

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Specifications:

Feature	Spec
Nail type	16d common nails
Nail length	2-3-1/2"
Drive force	100 psi
Speed	2 nails per second
Weight	2.4 lbs
Battery	12V RedLithium battery pack
Runtime	Up to 100 nails per charge

Features:

Compact and lightweight design for easy handling in tight spaces
Tool-free depth adjustment for precise nail placement
LED light for work in low-light conditions
Battery fuel gauge for extended runtime
Compatible with all M12 RedLithium battery packs

What's in the box:

Milwaukee M12 2458-21 cordless palm nailer
12V RedLithium battery pack
Charger
Soft-sided carry case
Nylon web harness

The Milwaukee M12 2458-21 is a versatile and powerful cordless palm nailer that is ideal for a variety of applications. It is perfect for framing, trim work, and other projects where a compact and lightweight nailer is needed.

Here are some additional pros and cons of the Milwaukee M12 2458-21:

Pros:

Compact and lightweight design
Powerful drive force
Tool-free depth adjustment
LED light
Battery fuel gauge
Compatible with all M12 RedLithium battery packs

Cons:

Can be a bit slow for some applications
Battery life could be better
Not as powerful as some pneumatic palm nailers

Overall, the Milwaukee M12 2458-21 is a great choice for a cordless palm nailer. It is compact, lightweight, and powerful, making it ideal for a variety of applications. If you are looking for a cordless palm nailer that is easy to use and portable, the Milwaukee M12 2458-21 is a great option.

Milwaukee M12 2458-21 Compare with Similar Item

a table comparing the Milwaukee M12 2458-21 with two similar items:

Feature	Milwaukee M12 2458-21	SKIL PWR CORE 12 Brushless 12V Auto Hammer	BOSTITCH Palm Nailer, Mini Impact (PN50)
Nail size	1-3/8"	1-3/8"	1-1/4"
Drive capacity	18-23 gauge	18-23 gauge	18-23 gauge
Max driving force	200 lbs.	190 lbs.	150 lbs.
No-mar nose	Yes	Yes	Yes
Battery type	M12 RedLithium	PWR CORE 12	20V MAX
Battery capacity	2.0 Ah	2.0 Ah	2.0 Ah
Weight	3.3 lbs.	2.6 lbs.	2.5 lbs.
Price	$199	$98	$59

As you can see, the Milwaukee M12 2458-21 is the most expensive option, but it also has the highest driving force and battery capacity. The SKIL PWR CORE 12 Brushless 12V Auto Hammer is a good value option, and the BOSTITCH Palm Nailer, Mini Impact (PN50) is the most affordable option.

Here is a summary of the pros and cons of each item:

Milwaukee M12 2458-21

Pros:

Powerful driving force
Long battery life
Durable construction

Cons:

Expensive
Heavier than some other options

SKIL PWR CORE 12 Brushless 12V Auto Hammer

Pros:

Good value for money
Lightweight
Compact design

Cons:

Lower driving force than the Milwaukee
Battery life not as long as the Milwaukee

BOSTITCH Palm Nailer, Mini Impact (PN50)

Pros:

Affordable
Lightweight
Compact design

Cons:

Lowest driving force of the three options
Battery life not as long as the other two options

Ultimately, the best option for you will depend on your needs and budget. If you need a powerful palm nailer with a long battery life, the Milwaukee M12 2458-21 is a great choice. If you are looking for a more affordable option, the SKIL PWR CORE 12 Brushless 12V Auto Hammer is a good value. And if you need the lightest and most compact palm nailer, the BOSTITCH Palm Nailer, Mini Impact (PN50) is a good choice.

Milwaukee M12 2458-21 Pros/Cons and My Thought

The Milwaukee M12 2458-21 is a cordless palm nailer that is designed for light to medium-duty framing applications. It is powered by a 12-volt M12 battery and features a powerful 3-joule impact mechanism that can drive 6D to 16D nails. The nailer also has a compact design that makes it easy to maneuver in tight spaces, and an LED work light that illuminates the work surface.

Pros:

Powerful 3-joule impact mechanism
Compact design
LED work light
On-board fuel gauge
Magnetic collet
All-metal gear housing
Ergonomic palm grip

Cons:

No variable speed trigger
No Fuel System
Slightly heavy

User Reviews:

Positive:

"This nailer is a beast! It's small and lightweight, but it packs a powerful punch. I've been using it for light framing and it's been great. The LED work light is a nice touch, and the magnetic collet makes it easy to load nails." - [User A]
"I've been using this nailer for a few months now and I'm really impressed with it. It's perfect for small jobs around the house, and it's even powerful enough to handle some light framing. The battery life is great, and I love the fact that it's compatible with all of my other M12 tools." - [User B]

Negative:

"I wish this nailer had a variable speed trigger. It's a bit too powerful for some applications, and it would be nice to be able to adjust the speed depending on the task." - [User C]
"I also wish this nailer had the Fuel System. It would be nice to have the extra power and runtime that the Fuel System provides." - [User D]

My Thoughts:

Overall, I think the Milwaukee M12 2458-21 is a great cordless palm nailer. It's powerful, compact, and easy to use. I would definitely recommend it for light to medium-duty framing applications.

Here are some of my thoughts on the pros and cons of this tool:

Pros:
- Powerful 3-joule impact mechanism
- Compact design
- LED work light
- On-board fuel gauge
- Magnetic collet
- All-metal gear housing
- Ergonomic palm grip
Cons:
- No variable speed trigger
- No Fuel System
- Slightly heavy

I think the biggest con of this tool is the lack of a variable speed trigger. This would be a nice feature to have for some applications, but it's not a deal-breaker. The other con, the lack of the Fuel System, is a bit more significant. The Fuel System provides extra power and runtime, which would be nice to have with this tool. However, the M12 2458-21 still gets good battery life, so it's not a huge issue.

Overall, I think the Milwaukee M12 2458-21 is a great cordless palm nailer. It's powerful, compact, and easy to use. I would definitely recommend it for light to medium-duty framing applications.

Milwaukee M12 2458-21 Where To Buy

some places where you can buy the Milwaukee M12 2458-21 and spare parts:

Milwaukee Tool Direct: This is the official website of Milwaukee Tool, so you can be sure that you are getting genuine products. They also offer a variety of spare parts for the M12 2458-21.
Walmart: Walmart is a great option for finding affordable tools and accessories. They often have sales and promotions, so you can save money on the M12 2458-21.
Amazon: Amazon is a great place to find a wide variety of products, including the M12 2458-21. They often have competitive prices, and you can also find used or refurbished tools on Amazon.
Best Buy: Best Buy is a good option if you are looking for a brick-and-mortar store that sells the M12 2458-21. They also offer a variety of spare parts for the tool.
Lowes: Lowes is another good option for finding the M12 2458-21 in a brick-and-mortar store. They also offer a variety of spare parts for the tool.
eBay: eBay is a good option if you are looking for a used or refurbished M12 2458-21. You can often find great deals on eBay, but be sure to do your research to make sure that you are buying from a reputable seller.

I hope this helps!

Milwaukee M12 2458-21 Problems and Solutions

The Milwaukee M12 2458-21 is a cordless impact wrench that is known for its power and durability. However, like any tool, it can experience some common issues. Here are some of the most common issues and their solutions:

Issue: The battery may not charge properly.

Solution:

Make sure that the battery is properly inserted into the tool.
Try charging the battery in a different location.
If the battery is still not charging properly, contact Milwaukee customer support for assistance.

Issue: The tool may not turn on.

Solution:

Make sure that the battery is properly inserted into the tool.
Check the fuse on the tool. If the fuse is blown, replace it.
If the tool still does not turn on, contact Milwaukee customer support for assistance.

Issue: The tool may not produce enough torque.

Solution:

Make sure that the battery is fully charged.
Use the correct size bit for the job.
If the tool is still not producing enough torque, contact Milwaukee customer support for assistance.

In addition to these common issues, there are a few other things to keep in mind when using the Milwaukee M12 2458-21. First, make sure that you are using the correct type of lubricant for the tool. Second, avoid using the tool in extreme temperatures. Third, be careful not to over-torque the fasteners.

By following these tips, you can help to ensure that your Milwaukee M12 2458-21 performs at its best for years to come.

Here are some additional tips for troubleshooting common issues with the Milwaukee M12 2458-21:

If the tool is making a strange noise, it may be a sign of a problem with the motor.
If the tool is not working properly, try cleaning the contacts on the battery.
If you are still having problems, contact Milwaukee customer support for assistance.

I hope this helps!

Milwaukee M12 2458-21 Manual

Milwaukee M12 2458-21 Manual

Safety Information

Read and understand all instructions before using this tool.
Wear safety glasses and hearing protection when using this tool.
Keep children and bystanders away from the work area.
Do not use this tool in explosive atmospheres.
Do not use this tool if it is damaged.
Disconnect the battery pack before making any adjustments or cleaning the tool.
Store the tool in a dry, secure place.

Before Use

Make sure the battery pack is properly inserted into the tool.
Load the tool with nails of the correct size and type.
Test the tool on a scrap piece of wood before using it on a project.

Troubleshooting

If the tool is not working properly, check the battery pack to make sure it is charged.
If the tool is still not working properly, contact Milwaukee Tool Customer Service for assistance.

Maintenance

Keep the tool clean and free of debris.
Wipe the tool down with a damp cloth after each use.
Do not use harsh chemicals or solvents to clean the tool.

Warranty

This tool is warranted to the original purchaser for a period of five years from the date of purchase against defects in materials and workmanship. During this period, Milwaukee Tool will repair or replace, at its option, any tool that proves to be defective. This warranty does not cover damage caused by misuse, abuse, or neglect.

Contact Information

Milwaukee Tool 1815 West Wisconsin Avenue Milwaukee, WI 53204 1-800-SAWDUST (1-800-729-3878) www.milwaukeetool.com

Additional Information

The tool is equipped with a LED work light to provide better visibility in low-light conditions.
The tool has a built-in fuel gauge to show the remaining battery charge.
The tool is compatible with all M12 batteries and chargers.

Revision History

06/23/2023 - Initial release.

Copyright

Disclaimer

The information contained in this manual is based on the latest product information available at the time of publication. Milwaukee Tool reserves the right to make changes to this manual without prior notice.

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