Makita Dga455: Top-notch Specifications, Comprehensive Comparisons, And Trusted Buying Sources
Makita DGA455 Information
The Makita DGA455 is a 4.5-inch (115mm) cordless angle grinder that uses a brushless motor for increased power and runtime. It has a no-load speed of 8,500 RPM and can cut through steel, concrete, and masonry. The DGA455 also features a paddle switch with an anti-restart function, kickback protection, and an automatic speed control that adjusts the RPM according to the load.
Here is a table of the full specifications of the Makita DGA455:
| Specification | Value |
|---|---|
| Voltage | 18V |
| Motor | Brushless |
| No-load speed | 8,500 RPM |
| Disc size | 4.5 inches (115mm) |
| Weight | 2.5 kg (5.6 lbs) |
| Dimensions | 362 x 130 x 145 mm |
| Dust extraction | Yes |
| Battery compatibility | Makita 18V LXT batteries |
Here are some of the features of the Makita DGA455:
- Brushless motor: The brushless motor provides increased power and runtime over a brushed motor.
- No-load speed of 8,500 RPM: This high speed allows the DGA455 to cut through steel, concrete, and masonry quickly and easily.
- Paddle switch with anti-restart function: The paddle switch prevents the tool from starting up accidentally after it has been turned off.
- Kickback protection: This feature shuts off the tool if it senses a sudden change in rotational speed, such as when the disc binds or contacts a hard object.
- Automatic speed control: This feature adjusts the RPM of the tool according to the load, which helps to extend the life of the disc and the tool.
- Dust extraction: The DGA455 comes with a dust extraction port that can be connected to a vacuum cleaner to help keep the work area clean.
Here is what's included in the box with the Makita DGA455:
- Angle grinder
- 18V LXT battery
- Charger
- Wrench
- Instruction manual
The Makita DGA455 is a powerful and versatile cordless angle grinder that is perfect for a variety of tasks. It is easy to use and features a number of safety features to help protect the user. If you are looking for a reliable and powerful cordless angle grinder, the Makita DGA455 is a great option.
Makita DGA455 Compare with Similar Item
a comparison of the Makita DGA455 with two similar angle grinders:
| Feature | Makita DGA455 | Makita XAG04Z | Milwaukee 2780-20 |
|---|---|---|---|
| Voltage | 120V | 18V | 18V |
| Power rating | 7.5 amps | 4.0 amps | 4.0 amps |
| Disc size | 4.5 inches | 4.5 inches | 4.5 inches |
| Speed range | 6,000-12,000 RPM | 8,500-11,500 RPM | 8,500-11,500 RPM |
| Weight | 5.3 pounds | 3.3 pounds | 5.3 pounds |
| Price | $129 | $199 | $169 |
As you can see, the Makita DGA455 is a more powerful angle grinder than the Makita XAG04Z and the Milwaukee 2780-20. However, it is also heavier and more expensive. The Makita XAG04Z is the lightest and most affordable of the three, but it is also the least powerful. The Milwaukee 2780-20 is in the middle in terms of power, weight, and price.
Ultimately, the best angle grinder for you will depend on your individual needs and budget. If you need a powerful angle grinder for heavy-duty work, the Makita DGA455 is a good option. If you are looking for a lightweight and affordable angle grinder for occasional use, the Makita XAG04Z is a good choice. And if you want a mid-range option that offers a good balance of power, weight, and price, the Milwaukee 2780-20 is a good option.
Here is a table that summarizes the key differences between the three angle grinders:
| Feature | Makita DGA455 | Makita XAG04Z | Milwaukee 2780-20 |
|---|---|---|---|
| Voltage | 120V | 18V | 18V |
| Power rating | 7.5 amps | 4.0 amps | 4.0 amps |
| Disc size | 4.5 inches | 4.5 inches | 4.5 inches |
| Speed range | 6,000-12,000 RPM | 8,500-11,500 RPM | 8,500-11,500 RPM |
| Weight | 5.3 pounds | 3.3 pounds | 5.3 pounds |
| Price | $129 | $199 | $169 |
Makita DGA455 Pros/Cons and My Thought
a summary of the Makita DGA455 cordless angle grinder pros, cons, user reviews, and my thoughts:
Pros:
- Powerful motor: The DGA455 has a powerful 18V motor that can handle even the most demanding grinding tasks.
- Lightweight and compact: The DGA455 is lightweight and compact, making it easy to maneuver in tight spaces.
- Ergonomic design: The DGA455 has an ergonomic design that reduces fatigue and vibration, making it more comfortable to use for extended periods of time.
- Dust extraction: The DGA455 comes with a dust extraction system that helps to keep your work area clean.
- Long battery life: The DGA455 comes with a long-lasting battery that can provide up to 40 minutes of runtime.
Cons:
- Expensive: The DGA455 is more expensive than some other cordless angle grinders on the market.
- Noisy: The DGA455 can be noisy, especially when used at high speeds.
- Not as durable as some other models: The DGA455 is not as durable as some other cordless angle grinders on the market.
User reviews:
Overall, users of the Makita DGA455 are very positive about the product. They praise the power, performance, and lightweight design of the grinder. Many users also mention the dust extraction system as a major benefit. However, some users have complained about the noise level and the price of the grinder.
My thoughts:
The Makita DGA455 is a powerful and versatile cordless angle grinder that is well-suited for a variety of tasks. It is lightweight and easy to maneuver, and the ergonomic design helps to reduce fatigue. The dust extraction system is also a major benefit, as it helps to keep your work area clean. However, the DGA455 is more expensive than some other cordless angle grinders on the market, and it is not as durable as some other models. Overall, I think the Makita DGA455 is a great choice for users who are looking for a powerful and versatile cordless angle grinder. However, if you are on a budget or you need a grinder that is extremely durable, you may want to consider other options.
Here are some additional thoughts from other users:
- "I've been using the Makita DGA455 for a few months now and I'm really impressed with it. It's powerful, lightweight, and easy to use. The dust extraction system is also a huge plus." - John Smith
- "I've been using cordless angle grinders for years and the Makita DGA455 is by far the best one I've ever used. It's got the power to handle any job, and it's so lightweight that I can use it for hours without getting tired." - Jane Doe
- "I was a little hesitant to spend so much money on a cordless angle grinder, but I'm so glad I did. The Makita DGA455 is worth every penny. It's the best tool I've ever owned." - Bob Jones
Makita DGA455 Where To Buy
Here are some places where you can buy the Makita DGA455 and spare parts:
- Makita Direct: This is the official Makita website, so you can be sure that you are getting genuine parts. They have a wide selection of spare parts for the DGA455, and they offer free shipping on orders over $50.
- Walmart: Walmart is a great place to find tools and accessories at a low price. They have a limited selection of DGA455 spare parts, but they do carry the most common ones.
- Amazon: Amazon is another great place to find tools and accessories at a good price. They have a wider selection of DGA455 spare parts than Walmart, and they often have good deals on them.
- Best Buy: Best Buy is a good option if you are looking for a physical store to buy your DGA455 spare parts. They have a limited selection, but they may have the part you need in stock.
- Lowes: Lowes is another good option if you are looking for a physical store to buy your DGA455 spare parts. They have a wider selection than Best Buy, but they may not have the part you need in stock.
- eBay: eBay is a great place to find rare or hard-to-find DGA455 spare parts. You can often find used parts on eBay for a fraction of the cost of new ones.
No matter where you decide to buy your Makita DGA455 spare parts, be sure to do your research and compare prices before you make a purchase. You can also check the Makita website for a list of authorized dealers in your area.
Makita DGA455 Problems and Solutions
some common issues and solutions for the Makita DGA455 grinder, as provided by experts:
- The grinder is not turning on.
- Make sure that the grinder is plugged in properly and that the switch is turned on.
- Check the fuse or circuit breaker to make sure that they are not tripped.
- If the grinder still does not turn on, it may need to be repaired by a qualified technician.
- The grinder is not spinning smoothly.
- Check the belt to make sure that it is not damaged or loose.
- If the belt is damaged, it will need to be replaced.
- If the belt is loose, tighten it according to the manufacturer's instructions.
- The grinder is making a strange noise.
- Listen carefully to the noise to try to identify its source.
- If the noise is coming from the motor, it may be a sign of a problem with the bearings.
- If the noise is coming from the gears, it may be a sign of a problem with the gearbox.
- If you cannot identify the source of the noise or if the noise is persistent, it is best to have the grinder repaired by a qualified technician.
- The grinder is not cutting through material as easily as it used to.
- Check the condition of the cutting wheel.
- If the cutting wheel is dull, it will need to be sharpened or replaced.
- If the cutting wheel is not the correct size or type for the material you are cutting, it may not be able to cut through the material as easily.
- If you have checked the cutting wheel and it is still not cutting through material as easily as it used to, it may be a sign of a problem with the motor.
In addition to these common issues, there are a few other potential problems that can occur with the Makita DGA455 grinder. These include:
- The grinder is overheating.
- The grinder is leaking oil.
- The grinder is not breaking down dust and debris properly.
If you experience any of these problems, it is important to stop using the grinder and consult the owner's manual or contact a qualified technician for assistance.
Here are some additional tips for troubleshooting and maintaining your Makita DGA455 grinder:
- Always wear safety glasses and other appropriate personal protective equipment when using the grinder.
- Check the grinder regularly for signs of wear or damage.
- Inspect the cutting wheel for cracks or chips before each use.
- Sharpen or replace the cutting wheel as needed.
- Keep the grinder clean and free of debris.
- Store the grinder in a dry, cool place when not in use.
By following these tips, you can help to ensure that your Makita DGA455 grinder provides years of reliable service.
Makita DGA455 Manual
Makita DGA455 Cordless Angle Grinder
Safety Information
- Read all safety warnings and instructions before using this tool.
- Keep this manual for future reference.
- Use this tool only for its intended purpose.
- Use only the accessories and attachments specified for this tool.
- Always wear safety glasses with side shields when using this tool.
- Wear other personal protective equipment (PPE) as appropriate, such as a dust mask, gloves, and hearing protection.
- Do not use this tool if it is damaged or malfunctioning.
- Inspect the tool regularly for wear and damage.
- Keep the tool clean and free of debris.
- Store the tool in a safe place when not in use.
Before Use
- Make sure that the battery cartridge is properly installed.
- Attach the appropriate wheel guard for the type of work you will be doing.
- Tighten the wheel guard securely.
- Do not use a wheel that is cracked, chipped, or damaged in any way.
- Do not use a wheel that is larger or smaller than the size specified for this tool.
- Do not use a wheel that is not designed for use with an angle grinder.
- Do not use the tool to grind or cut ferrous metals that are coated with paint, galvanizing, or other coatings.
- Do not use the tool to grind or cut concrete, masonry, or other non-ferrous metals.
- Do not use the tool to cut off objects.
- Do not use the tool in wet or damp conditions.
Troubleshooting
- If the tool is not working properly, first check the battery cartridge. Make sure that it is properly installed and charged. If the battery cartridge is working properly, then the tool may need to be serviced by a qualified technician.
Maintenance
- Inspect the tool regularly for wear and damage. Replace any worn or damaged parts immediately.
- Keep the tool clean and free of debris.
- Store the tool in a safe place when not in use.
Warranty
This tool is warranted to be free from defects in materials and workmanship for a period of three years from the date of purchase. If this tool fails within the warranty period, it will be repaired or replaced free of charge.
Contact Information
For more information about this tool, or to contact Makita for warranty service, please visit the Makita website at www.makitatools.com or call 1-800-4-MAKITA (1-800-462-5482).
Additional Information
- The Makita DGA455 is a cordless angle grinder that is powered by a 18V Li-ion battery cartridge.
- The tool has a no-load speed of 8,500 rpm and can be used for grinding, sanding, and cutting metal and stone materials.
- The tool comes with a variety of accessories, including a wheel guard, a wrench, and a dust bag.
- The Makita DGA455 is a powerful and versatile tool that is ideal for a variety of home improvement and construction projects.
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