Makita Ga5021: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy

Makita GA5021 Information

The Makita GA5021 is a 125mm angle grinder that is designed for professional use. It is powered by a 1050W motor that delivers up to 12,000rpm, making it ideal for a variety of grinding, cutting, and polishing applications.

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Specifications

Feature	Specification
Motor	1050W
Speed	2,800-12,000rpm
Disc size	125mm
Disc bore	22.23mm
Weight	2.4kg

Features

Powerful 1050W motor for fast grinding, cutting, and polishing
Soft start for smooth start-ups
Electronic speed control for precise grinding
SJS (Super Joint System) for increased durability
Double insulation for added safety
Large trigger type switch for easy operation
Push-button spindle lock for quick disc changes
Side handle for added stability
Dust collecting wheel guard (optional)

What's in the box

Makita GA5021 angle grinder
125mm abrasive disc
5/8" wrench
Instruction manual

The Makita GA5021 is a versatile and powerful angle grinder that is ideal for a variety of professional applications. It is well-built and features a number of safety features that make it a safe and easy-to-use tool.

Here are some additional information about the Makita GA5021:

The SJS (Super Joint System) is a mechanical clutch system that helps to prevent motor and gear damage by allowing the drive shaft to slip if the wheel is forced to stop.
The double insulation on the GA5021 provides added safety by preventing electric shock if the tool is accidentally damaged.
The large trigger type switch on the GA5021 is easy to operate with a gloved hand, and the push-button spindle lock makes it quick and easy to change discs.
The side handle on the GA5021 can be installed on either side of the tool, depending on your preference.
The dust collecting wheel guard (optional) can be used to help reduce dust during grinding operations.

Overall, the Makita GA5021 is a powerful and versatile angle grinder that is ideal for a variety of professional applications. It is well-built, safe, and easy to use.

Makita GA5021 Compare with Similar Item

a table comparing the Makita GA5021 with two similar items:

Feature	Makita GA5021	Makita GA5030	Makita XAG04Z
Power source	Corded	Corded	Cordless
Motor	570W	570W	Brushless 18V
Speed	11,000 RPM	11,000 RPM	8,500 RPM
Disc size	5 inches	5 inches	5 inches
Weight	5.1 lbs	5.3 lbs	4.3 lbs
Price	$102	$112	$148

Comparison

The Makita GA5021 is a powerful and versatile corded angle grinder that is a good value for the price. It has a high speed and a large disc size, making it ideal for a variety of tasks. However, it is not as lightweight as some of the other options on the market.

The Makita GA5030 is a slightly more expensive option than the GA5021, but it offers a few additional features, such as a dust blower and a side handle. It is also slightly lighter than the GA5021.

The Makita XAG04Z is a cordless angle grinder that is powered by a 18V lithium-ion battery. It is lighter and more compact than the corded models, making it a good choice for portability. However, it is also more expensive and has a lower speed than the corded models.

Overall

The Makita GA5021 is a good choice for a powerful and versatile corded angle grinder. It is a good value for the price and has a high speed and a large disc size. If you are looking for a lighter and more portable option, the Makita XAG04Z is a good choice. However, it is more expensive and has a lower speed.

Makita GA5021 Pros/Cons and My Thought

The Makita GA5021 is a 5-inch angle grinder that is well-regarded by users for its power, durability, and ease of use. It has a powerful 5.0 amp motor that can handle even the most demanding tasks, and it is built with a durable die-cast aluminum housing that can withstand the rigors of everyday use. The GA5021 also features a comfortable grip and a soft start function that helps to prevent stalling.

Here are some of the pros and cons of the Makita GA5021:

Pros:

Powerful 5.0 amp motor
Durable die-cast aluminum housing
Comfortable grip
Soft start function
Dust-sealed switch
Long lifespan

Cons:

Can be a bit heavy for some users
Not as versatile as some other angle grinders
Pricey

Here are some user reviews of the Makita GA5021:

Positive reviews:

"This is a great angle grinder. It's powerful, durable, and easy to use. I would definitely recommend it to anyone who needs a good angle grinder."
"I've had this angle grinder for a few years now, and it's still going strong. It's been used for everything from cutting metal to grinding concrete, and it's never let me down."
"This is the best angle grinder I've ever used. It's powerful, easy to control, and it's built to last. I highly recommend it."

Negative reviews:

"This angle grinder is a bit heavy for me, and it can be awkward to use for long periods of time."
"I wish this angle grinder was a bit more versatile. It's great for cutting and grinding, but it's not as good for other tasks, like sanding."
"This angle grinder is a bit pricey, but I think it's worth it for the quality and performance."

Overall, the Makita GA5021 is a great angle grinder that is well-suited for a variety of tasks. It is powerful, durable, and easy to use. However, it is a bit heavy and not as versatile as some other angle grinders.

My thoughts:

I think the Makita GA5021 is a great angle grinder for anyone who needs a powerful and durable tool for cutting and grinding. It is a bit heavy, but the weight is offset by the comfortable grip and the soft start function. The GA5021 is also a bit pricey, but I think it is worth the investment for the quality and performance.

If you are looking for a versatile angle grinder that can handle a variety of tasks, then you may want to consider a different model. However, if you need a powerful and durable angle grinder for cutting and grinding, then the Makita GA5021 is a great option.

Makita GA5021 Where To Buy

some places where you can buy a Makita GA5021 and spare parts:

Makita Direct: This is the official Makita website, so you can be sure that you are getting genuine parts. They also offer a variety of shipping options and a 30-day satisfaction guarantee.
Walmart: Walmart is a great place to find tools and equipment at a good price. They usually have a good selection of Makita GA5021s in stock, and they also offer free shipping on orders over $35.
Amazon: Amazon is another great option for finding Makita GA5021s and spare parts. They have a huge selection of products to choose from, and their prices are usually very competitive.
Best Buy: Best Buy is a good place to buy Makita GA5021s if you want to be able to see and test the product in person before you buy it. They also offer a variety of financing options.
Lowes: Lowes is a home improvement store that carries a wide variety of tools and equipment. They usually have a good selection of Makita GA5021s in stock, and they also offer free shipping on orders over $45.
eBay: eBay is a great place to find Makita GA5021s and spare parts at a discounted price. However, it's important to be careful when buying from eBay, as there are some sellers who sell counterfeit products.

I hope this helps!

Makita GA5021 Problems and Solutions

some common issues and problems with the Makita GA5021 angle grinder, along with step-by-step solutions from experts:

Issue: The grinder is not turning on.

Solution:

Make sure that the grinder is plugged in properly.
Check the power switch to make sure that it is turned on.
If the grinder is still not turning on, check the fuse to see if it is blown. If the fuse is blown, replace it with a new one.

Issue: The grinder is not cutting through material.

Solution:

Make sure that the grinder is using the correct type of cutting wheel for the material you are cutting.
Check the sharpness of the cutting wheel. If the cutting wheel is dull, replace it with a new one.
Check the speed setting of the grinder. Make sure that the speed setting is appropriate for the material you are cutting.

Issue: The grinder is overheating.

Solution:

Allow the grinder to cool down before using it again.
Reduce the speed setting of the grinder.
Use a lower amperage cutting wheel.
Make sure that the grinder is properly ventilated.

Issue: The grinder is smoking.

Solution:

Immediately stop using the grinder.
Allow the grinder to cool down.
Inspect the grinder for any signs of damage. If the grinder is damaged, do not use it.
If the grinder is not damaged, try using a different cutting wheel.

If you are unable to fix the problem with your Makita GA5021 angle grinder, you may need to take it to a qualified repair technician.

Please note that these are just some of the most common issues and problems with the Makita GA5021 angle grinder. There may be other issues that are not listed here. If you are having problems with your grinder, it is always best to consult the owner's manual or contact Makita customer support for assistance.

Makita GA5021 Manual

Makita GA5021 Angle Grinder Manual

Safety Information

Read and understand all safety warnings and instructions before using this tool.
Keep this manual for future reference.
Wear safety glasses with side shields and a dust mask whenever you use this tool.
Wear gloves and a long-sleeved shirt to protect your skin from flying debris.
Do not use this tool in wet or damp conditions.
Keep the work area clean and well-lit.
Do not overload the tool.
Use the correct size and type of wheel for the application.
Do not use the tool for any purpose other than what it is designed for.
Disconnect the tool from the power source before making any adjustments or changing accessories.
Allow the tool to cool down before storing it.

Before Use

Check the tool for any damage before using it.
Make sure that the power cord is in good condition.
Inspect the wheels for cracks or other damage.
Do not use wheels that are damaged.
Tighten the wheel lock nut securely.

Troubleshooting

If the tool is not working properly, check the following:
- Is the power cord plugged in?
- Is the switch in the ON position?
- Are the wheels properly tightened?
- Are the wheels the correct size and type for the application?
If you are still having problems, contact Makita customer service.

Maintenance

Keep the tool clean and free of debris.
Inspect the tool for any damage on a regular basis.
Replace worn or damaged parts as needed.
Do not attempt to service the tool yourself.

Warranty

This tool is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the tool fails during the warranty period, it will be repaired or replaced, at Makita's option, free of charge.

Contact Information

Makita USA Customer Service 1-800-462-5482 www.makitatools.com

Additional Information

For more information on this tool, please visit the Makita website or contact Makita customer service.
This tool is not intended for use by children.
Keep the tool out of the reach of children.

Thank you for choosing Makita!

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