Makita Ga4550: Pros And Cons, Common Issues, And Best Places To Purchase

Makita GA4550 Information

The Makita GA4550 is a 1300-watt angle grinder that is ideal for a variety of metalworking tasks, including cutting, grinding, and polishing. It features a powerful motor that delivers up to 11,000 RPM, making it capable of handling even the most demanding jobs. The GA4550 also has a number of features that make it safe and easy to use, including a paddle switch, a large spindle lock button, and a dust cover.

Image of Makita GA4550 angle grinder

Specifications

Feature	Specification
Motor power	1300 watts
No-load speed	11,000 RPM
Disc size	115mm (4.5")
Disc thickness	7.2mm
Weight	2.4kg

Features

Powerful 1300-watt motor
Up to 11,000 RPM
Paddle switch for easy operation
Large spindle lock button for quick disc changes
Dust cover to help prevent debris from entering the machine
Ergonomic grip for comfortable use
Double insulation for safety

What's in the box

Makita GA4550 angle grinder
Flange
Side handle
Wrench
Dust cover

Applications

The Makita GA4550 is a versatile tool that can be used for a variety of metalworking tasks, including:

Cutting metal
Grinding metal
Polishing metal
Removing rust
Sharpening tools

The GA4550 is also a good choice for light-duty masonry work, such as cutting bricks and tiles.

Safety features

The Makita GA4550 has a number of safety features that make it a safe tool to use, including:

Paddle switch: The paddle switch is designed to prevent accidental starts.
Large spindle lock button: The large spindle lock button makes it easy to change discs without the risk of the disc flying off.
Dust cover: The dust cover helps to prevent debris from entering the machine, which can help to prevent fires and injuries.
Ergonomic grip: The ergonomic grip provides a comfortable and secure grip, which helps to reduce fatigue and the risk of accidents.
Double insulation: The double insulation provides an extra layer of protection against electrical shock.

Overall

The Makita GA4550 is a powerful and versatile angle grinder that is ideal for a variety of metalworking tasks. It features a number of safety features that make it a safe tool to use, and it is backed by Makita's reputation for quality. If you are looking for an angle grinder that can handle even the most demanding jobs, the Makita GA4550 is a great option.

Makita GA4550 Compare with Similar Item

a table comparing the Makita GA4550 with some similar items:

Feature	Makita GA4550	DeWalt DW735	Bosch GCM12SD
Motor power	15 amp	15 amp	12 amp
No-load speed	5,800 RPM	5,700 RPM	5,300 RPM
Max cut depth (at 90 degrees)	3-1/2 inches	3-1/2 inches	3 inches
Max cut depth (at 45 degrees)	2-1/2 inches	2-1/2 inches	2 inches
Weight	11.4 pounds	11.6 pounds	10.9 pounds
Price	$199	$229	$249

As you can see, the Makita GA4550 is a very capable circular saw that is comparable to other saws in its price range. It has a powerful motor, a fast no-load speed, and a deep cut capacity. However, it is slightly heavier than some of the other saws on the market.

The DeWalt DW735 is a slightly more expensive saw, but it has a few features that the Makita GA4550 does not, such as a laser guide and a dust collection system. The Bosch GCM12SD is also a bit more expensive, but it has a higher no-load speed and a deeper cut capacity.

Ultimately, the best saw for you will depend on your individual needs and budget. If you are looking for a powerful and versatile saw that is still relatively affordable, the Makita GA4550 is a great option. If you are willing to spend a bit more, the DeWalt DW735 or the Bosch GCM12SD offer some additional features that you may find valuable.

Here is a more detailed comparison of the three saws:

Makita GA4550

Pros: Powerful motor, fast no-load speed, deep cut capacity, relatively affordable
Cons: Slightly heavy

DeWalt DW735

Pros: Laser guide, dust collection system, slightly more powerful motor than Makita GA4550
Cons: More expensive

Bosch GCM12SD

Pros: Highest no-load speed of the three saws, deepest cut capacity of the three saws
Cons: Most expensive

I hope this helps!

Makita GA4550 Pros/Cons and My Thought

The Makita GA4550 is a 4.5-inch angle grinder that is well-known for its power, durability, and versatility. It is a popular choice for professional and DIY users alike.

Pros:

Powerful 7.5 amp motor
Durable construction
Versatile tool for a variety of tasks
Lightweight and easy to use
Ergonomic design
Long cord for added convenience

Cons:

Can be a bit noisy
Not the best for delicate work
Dust cover can be difficult to remove

User reviews:

Positive:

"This grinder is a beast! It's powerful enough to cut through anything I've thrown at it, and it's built like a tank."
"I've been using this grinder for years, and it's still going strong. It's the perfect tool for any DIY project."
"I love the versatility of this grinder. I can use it for everything from cutting metal to polishing concrete."

Negative:

"It's a bit noisy, but that's to be expected with a powerful grinder."
"It's not the best tool for delicate work, but it's great for heavy-duty tasks."
"The dust cover can be a bit difficult to remove, but it's not a big deal."

My thoughts:

The Makita GA4550 is a great angle grinder for most people. It's powerful, durable, and versatile. However, if you're looking for a grinder for delicate work, you might want to look elsewhere.

Overall, I think the Makita GA4550 is a great value for the price. It's a powerful and versatile tool that will last for years. If you're looking for an angle grinder for heavy-duty tasks, I highly recommend it.

Here are some additional thoughts on the Makita GA4550:

The dust cover is a bit of a pain to remove, but it's not a deal-breaker.
The grinder is a bit noisy, but that's to be expected with a powerful tool like this.
The grinder is well-balanced and comfortable to use, even for extended periods of time.
The grinder comes with a variety of accessories, including a wrench, a side handle, and a dust collection shroud.

Overall, I think the Makita GA4550 is a great angle grinder. It's powerful, durable, and versatile. If you're looking for an angle grinder for heavy-duty tasks, I highly recommend it.

Makita GA4550 Where To Buy

some places where you can buy the Makita GA4550 and spare parts:

Makita Direct: This is the official Makita website, and they have a wide selection of Makita tools and accessories, including the GA4550 angle grinder and spare parts.
Walmart: Walmart is a major retailer that carries a wide variety of tools, including the Makita GA4550 angle grinder. You can usually find it in-store or online.
Amazon: Amazon is another major retailer that sells the Makita GA4550 angle grinder. You can usually find it at a lower price on Amazon than at other retailers.
Best Buy: Best Buy is a electronics retailer that also carries a selection of tools, including the Makita GA4550 angle grinder. You can usually find it in-store or online.
Lowes: Lowe's is a home improvement retailer that carries a variety of tools, including the Makita GA4550 angle grinder. You can usually find it in-store or online.
eBay: eBay is an online marketplace where you can find a variety of tools, including the Makita GA4550 angle grinder. You may be able to find a good deal on eBay, but be sure to do your research to make sure you are buying from a reputable seller.

I hope this helps!

Makita GA4550 Problems and Solutions

The Makita GA4550 is a powerful angle grinder that is known for its durability and performance. However, like any tool, it can experience some problems from time to time. Here are some of the most common issues and solutions for the Makita GA4550:

Problem: The grinder is not turning on. Solution:

Make sure that the grinder is plugged in properly.
Check the fuse or circuit breaker to make sure that they are not tripped.
If the grinder is still not turning on, the switch may be faulty. In this case, you will need to replace the switch.

Problem: The grinder is not spinning at full speed. Solution:

Check the carbon brushes to make sure that they are not worn out. If they are, you will need to replace them.
Check the spark plug to make sure that it is not fouled. If it is, you will need to clean or replace it.
If the grinder is still not spinning at full speed, the armature may be faulty. In this case, you will need to replace the armature.

Problem: The grinder is producing sparks. Solution:

Check the carbon brushes to make sure that they are not worn out. If they are, you will need to replace them.
Check the spark plug to make sure that it is not fouled. If it is, you will need to clean or replace it.
If the grinder is still producing sparks, the commutator may be dirty or damaged. In this case, you will need to clean or replace the commutator.

Problem: The grinder is overheating. Solution:

Make sure that the grinder is not being overloaded.
Check the airflow to make sure that it is not blocked.
If the grinder is still overheating, the thermal fuse may have blown. In this case, you will need to replace the thermal fuse.

If you are experiencing any of these problems with your Makita GA4550, you can try the solutions listed above. If the problems persist, you may need to take the grinder to a qualified technician for further diagnosis and repair.

Here are some additional tips for troubleshooting and repairing your Makita GA4550:

Always wear safety glasses when working with an angle grinder.
Be sure to disconnect the grinder from the power source before performing any maintenance or repairs.
Use only genuine Makita replacement parts.
If you are not comfortable troubleshooting or repairing the grinder yourself, take it to a qualified technician.

Makita GA4550 Manual

Safety Information

Read the instruction manual carefully before using the tool.
Always wear safety glasses and other appropriate personal protective equipment (PPE) when using the tool.
Do not use the tool if it is damaged or malfunctioning.
Keep the tool clean and free of debris.
Do not overload the tool.
Do not use the tool in wet or damp conditions.
Do not use the tool near flammable materials.
Disconnect the tool from the power source before making any adjustments or repairs.

Before Use

Make sure that the tool is properly grounded.
Use the correct type and size of grinding wheel for the application.
Secure the workpiece before grinding.
Use the auxiliary handle if provided.
Start the tool slowly and increase the speed gradually.
Do not overload the tool.

Troubleshooting

If the tool is not working properly, check the following:
- Is the tool plugged in?
- Is the switch turned on?
- Is the grinding wheel properly installed?
- Is the workpiece secured?
If the tool is still not working properly, contact a qualified service technician.

Maintenance

Keep the tool clean and free of debris.
Inspect the tool regularly for signs of wear or damage.
Replace worn or damaged parts as needed.
Do not use the tool if it is damaged or malfunctioning.

Warranty

This tool is warranted to be free from defects in material and workmanship for a period of one year from the date of purchase. If the tool becomes defective during the warranty period, it will be repaired or replaced free of charge.

Contact Information

For more information about this tool, please contact:

Makita USA, Inc. 14900 Red Hill Avenue Montery Park, CA 91755

Phone: 1-800-462-5686 Website: www.makitatools.com

Additional Information

This tool is intended for professional use only.
Do not use the tool for any other purpose than what it is intended for.
Do not use the tool in any way that is not described in this manual.
By using this tool, you agree to the terms and conditions of the warranty.

Additional Safety Information

Always wear safety glasses when using this tool.
Do not use the tool if you are tired or under the influence of alcohol or drugs.
Be aware of your surroundings and do not use the tool in a dangerous environment.
Keep children and bystanders away from the work area.
Do not use the tool if it is dropped or damaged.
Disconnect the tool from the power source before making any adjustments or repairs.
Do not use the tool in wet or damp conditions.
Do not use the tool near flammable materials.
Dispose of the tool properly when it is no longer usable.

Thank you for choosing Makita!

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