Milwaukee 2781-20: Pros And Cons, Common Issues, And Best Places To Purchase

Milwaukee 2781-20 Information

The Milwaukee 2781-20 M18 FUEL™ 4-1/2" / 5" Grinder is a cordless grinder that delivers the power of a corded grinder with up to 2X more run time and up to 10X longer motor life. It features a POWERSTATE™ Brushless Motor, an M18™ REDLITHIUM™ XC5.0 Battery Pack, and REDLINK PLUS™ Intelligence.

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Specifications:

Feature	Specification
Voltage	18V
Motor	POWERSTATE™ Brushless Motor
Battery	M18™ REDLITHIUM™ XC5.0 Battery Pack (not included)
Speed	0-11,000 RPM
Disc Size	4-1/2" / 5"
Weight	4.5 pounds

Features:

POWERSTATE™ Brushless Motor delivers up to 10X longer motor life and lower cost of ownership.
M18™ REDLITHIUM™ XC5.0 Battery Pack delivers up to 4X more run time and 20% more power.
REDLINK PLUS™ Intelligence, the most advanced system of cordless power tool electronics, for maximum performance.
Thin body design gives it optimized balance to rest easily in your hands.
Tool-free accessory changes and guard adjustments mean less downtime during work.
Built with the same tool body, gearing system and anti-vibration side handle as Milwaukee's high performance corded grinders for maximum durability on the job.

What's in the box:

M18 FUEL™ 4-1/2" / 5" Grinder
Side handle
Wrench
Owner's manual

Applications:

Grinding
Surface preparation
Cutting

The Milwaukee 2781-20 M18 FUEL™ 4-1/2" / 5" Grinder is a powerful and versatile tool that is ideal for a variety of applications. It is well-built and durable, and it delivers excellent performance. If you are looking for a cordless grinder that can handle the toughest jobs, then the Milwaukee 2781-20 is a great option.

Here are some additional pros and cons of the Milwaukee 2781-20 M18 FUEL™ 4-1/2" / 5" Grinder:

Pros:

Powerful and versatile
Well-built and durable
Long battery life
Tool-free accessory changes
Lightweight and easy to use

Cons:

Can be a bit bulky for some users
Expensive
Not as powerful as some corded grinders

Overall, the Milwaukee 2781-20 M18 FUEL™ 4-1/2" / 5" Grinder is a great option for those who are looking for a powerful and versatile cordless grinder. It is well-built and durable, and it delivers excellent performance. However, it can be a bit bulky for some users, and it is expensive.

Milwaukee 2781-20 Compare with Similar Item

a table comparing the Milwaukee 2781-20 with similar items:

Feature	Milwaukee 2781-20	DeWalt DW0735K	Makita XPH07Z
Power Source	Cordless	Corded	Corded
Voltage	18V	18V	18V
Speed	0-8500 RPM	0-8500 RPM	0-8500 RPM
Disc Size	4.5"	4.5"	4.5"
Weight	4.8 lbs	5.4 lbs	4.5 lbs
Price	$199	$179	$179

Similarities

All three grinders are 18V cordless models with a 4.5" disc size.
They all have a variable speed dial and a lock-on button.
They all have a dust collection port.

Differences

The Milwaukee 2781-20 is slightly lighter than the DeWalt DW0735K and the Makita XPH07Z.
The Milwaukee 2781-20 has a brushless motor, while the DeWalt DW0735K and the Makita XPH07Z have brushed motors.
The Milwaukee 2781-20 comes with a carrying case, while the DeWalt DW0735K and the Makita XPH07Z do not.

Overall

The Milwaukee 2781-20 is a great choice for a cordless angle grinder. It is lightweight, powerful, and has a brushless motor for longer life. It is also slightly more expensive than the DeWalt DW0735K and the Makita XPH07Z, but it comes with a carrying case.

If you are looking for a more affordable option, the DeWalt DW0735K or the Makita XPH07Z are both great choices. They are both powerful and have a variable speed dial. However, they do not have brushless motors, so they may not last as long as the Milwaukee 2781-20.

Ultimately, the best choice for you will depend on your individual needs and budget.

Milwaukee 2781-20 Pros/Cons and My Thought

The Milwaukee 2781-20 is a cordless grinder that is known for its power, durability, and versatility. It is powered by the M18 FUEL system, which provides up to 2X more run time and up to 10X longer motor life than traditional corded grinders. The grinder also features REDLINK PLUS™ Intelligence, which is the most advanced system of cordless power tool electronics. This system helps to optimize performance and prevent overloads.

Here are some of the pros and cons of the Milwaukee 2781-20:

Pros:

Powerful: The M18 FUEL system provides this grinder with the power to handle even the toughest grinding and cutting applications.
Durable: The grinder is built with a thin body design that gives it optimized balance and a durable construction that can withstand the rigors of everyday use.
Versatile: The grinder can be used for a variety of applications, including grinding, cutting, and polishing.
Tool-free accessory changes: The grinder features tool-free accessory changes and guard adjustments, which make it easy to change out accessories and adjust the guard for different applications.

Cons:

Heavy: The grinder is a bit heavy, which can make it tiring to use for extended periods of time.
Expensive: The grinder is more expensive than some other cordless grinders on the market.

Here are some user reviews of the Milwaukee 2781-20:

Positive reviews:

"This is the most powerful cordless grinder I've ever used. It's perfect for grinding and cutting metal."
"I've been using this grinder for a few months now and it's still going strong. It's very durable and easy to use."
"This grinder is a great value for the money. It's powerful, versatile, and built to last."

Negative reviews:

"The grinder is a bit heavy, but I can live with that considering how powerful it is."
"The price is a bit high, but I think it's worth it for the quality of the grinder."
"The guard is a bit flimsy, but it's not a big deal."

Overall, the Milwaukee 2781-20 is a powerful and versatile cordless grinder that is built to last. It is a bit heavy, but the power and durability make up for it. The price is also a bit high, but it is still a good value for the money.

My thoughts:

I think the Milwaukee 2781-20 is a great cordless grinder. It is powerful, durable, and versatile. I would recommend it to anyone who is looking for a high-quality cordless grinder. However, if you are looking for a lighter grinder, there are other options available.

Milwaukee 2781-20 Where To Buy

some places where you can buy the Milwaukee 2781-20 and spare parts:

Direct: Milwaukee's website sells the 2781-20 and spare parts directly. You can choose to have it shipped to your home or pick it up at a Milwaukee authorized dealer.
Walmart: Walmart sells the 2781-20 and spare parts online and in stores. You can usually find it in the tool section.
Amazon: Amazon sells the 2781-20 and spare parts at a variety of prices. You can usually find it in the power tools section.
Best Buy: Best Buy sells the 2781-20 and spare parts online and in stores. You can usually find it in the tool section.
Lowes: Lowe's sells the 2781-20 and spare parts online and in stores. You can usually find it in the tool section.
eBay: eBay is a good place to find used or refurbished Milwaukee 2781-20s and spare parts. You can often find good deals on eBay.

I hope this helps!

Milwaukee 2781-20 Problems and Solutions

The Milwaukee 2781-20 is a powerful cordless impact wrench that is known for its durability and performance. However, like any tool, it can experience some common issues. Here are some of the most common problems with the Milwaukee 2781-20 and their solutions:

Problem: The tool may not turn on.

Solution:

Make sure that the tool is turned on. The power switch is located on the top of the tool.
Make sure that the tool is plugged into a working outlet.
If the tool is still not turning on, try replacing the batteries.

Problem: The tool may not be getting enough power.

Solution:

Make sure that the batteries are fully charged.
If the batteries are fully charged, try using a different set of batteries.
If the tool is still not getting enough power, try cleaning the battery contacts.

Problem: The tool may be overheating.

Solution:

Allow the tool to cool down before using it again.
If the tool is overheating frequently, try using it in a cooler environment.
If the tool is still overheating, try cleaning the motor housing.

In addition to these common problems, there are a few other issues that can occur with the Milwaukee 2781-20. These include:

The tool may not be able to break loose a stubborn fastener.
The tool may not be able to drive a fastener in all the way.
The tool may make a grinding noise.

If you experience any of these problems, it is best to consult the owner's manual or contact Milwaukee customer service for assistance.

Here are some additional tips to help prevent problems with your Milwaukee 2781-20:

Use the correct size batteries.
Do not overload the tool.
Allow the tool to cool down before using it again.
Clean the tool regularly.
Store the tool in a cool, dry place.

By following these tips, you can help extend the life of your Milwaukee 2781-20 and prevent common problems.

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