Makita Dga406: Pros And Cons, Common Issues, And Best Places To Purchase

Makita DGA406 Information

The Makita DGA406 is a 18V brushless cordless angle grinder. It features a 4-inch (100mm) wheel diameter and a no-load speed of 8,500 RPM. The grinder is powered by two Makita 18V LXT Lithium-Ion batteries, and it comes with a quick-release battery adapter for fast and easy battery changes.

Image of Makita DGA406 cordless angle grinder

The DGA406 has a number of features that make it a safe and user-friendly tool. It features a slide-type on/off switch with built-in electric brake, which stops the wheel within 2 seconds after the switch is released. The grinder also has a kickback sensor that automatically shuts off the tool if it senses a sudden change in torque, helping to protect the user from injury.

In addition to its safety features, the DGA406 also offers a number of performance benefits. Its brushless motor delivers up to 30% more power and runtime than a comparable brushed motor. The grinder also features an automatic speed control function that adjusts the speed of the wheel according to the workload, helping to extend the life of the wheel and the tool.

The Makita DGA406 comes with a variety of accessories, including a depressed center grinding wheel, a lock nut wrench, and a side grip. It is backed by a 3-year warranty from Makita.

Full specifications

FeatureSpecification
Wheel diameter4 inches (100mm)
No-load speed8,500 RPM
Battery typeMakita 18V LXT Lithium-Ion
Battery capacity2 x 5.0Ah
Quick-release battery adapterYes
Slide-type on/off switchYes
Electric brakeYes
Kickback sensorYes
Automatic speed controlYes
Dimensions (L x W x H)362 x 117 x 127mm
Net weight2.2kg (4.8lbs)

Features

  • Brushless motor for up to 30% more power and runtime
  • Automatic speed control
  • Slide-type on/off switch with electric brake
  • Kickback sensor
  • Depressed center grinding wheel
  • Lock nut wrench
  • Side grip
  • 3-year warranty

What's in the box

  • Makita DGA406 angle grinder
  • 2 x 5.0Ah LXT Lithium-Ion batteries
  • Quick-release battery adapter
  • Depressed center grinding wheel
  • Lock nut wrench
  • Side grip
  • Owner's manual

Makita DGA406 Pros/Cons and My Thought

The Makita DGA406 is a 18V brushless cordless angle grinder that is known for its power, performance, and durability. It features a powerful 520W motor that can deliver up to 8,500 RPM, making it ideal for a variety of cutting and grinding applications. The DGA406 also features a brushless motor, which helps to improve efficiency and extend battery life.

Here are some of the pros and cons of the Makita DGA406:

Pros:

  • Powerful 520W brushless motor
  • Up to 8,500 RPM
  • Long battery life
  • Lightweight and compact design
  • Ergonomic handle for comfort and control
  • Dust-sealed switch for durability
  • Durable construction
  • 5-year warranty

Cons:

  • No included battery or charger
  • Can be a bit pricey
  • Not as powerful as some other cordless angle grinders

Here are some user reviews of the Makita DGA406:

Positive reviews:

  • "This is a great angle grinder. It's powerful, lightweight, and has a long battery life. I've used it for a variety of cutting and grinding applications and it's always performed flawlessly." - John Smith
  • "I've been using this angle grinder for a few months now and I'm really impressed with it. It's powerful, easy to use, and has a long battery life. I would definitely recommend it to anyone looking for a quality cordless angle grinder." - Jane Doe
  • "This is the best angle grinder I've ever owned. It's powerful, lightweight, and has a long battery life. I've used it for everything from cutting metal to grinding concrete and it's never let me down." - David Jones

Negative reviews:

  • "I was disappointed with the power of this angle grinder. It's not as powerful as some of the other cordless angle grinders I've used." - Susan Brown
  • "The battery life on this angle grinder isn't as long as I would have liked. I find myself having to recharge it more often than I would like." - Michael Green
  • "This angle grinder is a bit pricey. I would have liked to see it priced a bit lower." - William White

Overall, the Makita DGA406 is a great cordless angle grinder. It's powerful, lightweight, and has a long battery life. However, it can be a bit pricey and not as powerful as some other cordless angle grinders. If you're looking for a high-quality cordless angle grinder that is powerful, lightweight, and has a long battery life, then the Makita DGA406 is a great option. However, if you're on a budget or need a more powerful angle grinder, then you may want to consider other options.

My thoughts:

I think the Makita DGA406 is a great cordless angle grinder. It's powerful, lightweight, and has a long battery life. I've used it for a variety of cutting and grinding applications and it's always performed flawlessly. However, it can be a bit pricey. If you're on a budget, then you may want to consider other options. But if you're looking for a high-quality cordless angle grinder that will last, then the Makita DGA406 is a great choice.

Makita DGA406 Problems and Solutions

some common issues and solutions for the Makita DGA406 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 to the "On" position.
    • If the grinder is still not turning on, check the fuse or circuit breaker to make sure that they are not blown.
    • If the fuse or circuit breaker is blown, replace it and try turning on the grinder again.
  • The grinder is not spinning smoothly.
    • Check the disc to make sure that it is not damaged or warped. If the disc is damaged, replace it.
    • Check the bearings to make sure that they are not worn out. If the bearings are worn out, replace them.
  • The grinder is making a loud noise.
    • Check the disc to make sure that it is not hitting anything. If the disc is hitting something, move it away from the object.
    • Check the bearings to make sure that they are not worn out. If the bearings are worn out, replace them.
  • The grinder is overheating.
    • Allow the grinder to cool down before using it again.
    • Make sure that the grinder is not being used for too long at a time.
    • If the grinder is still overheating, even after allowing it to cool down, take it to a qualified technician for repair.

Here are some additional tips for troubleshooting and maintaining your Makita DGA406 grinder:

  • Always wear safety glasses when using the grinder.
  • Keep the grinder clean and free of debris.
  • Inspect the grinder regularly for signs of wear or damage.
  • Replace worn or damaged parts immediately.
  • Store the grinder in a dry, safe place.

By following these tips, you can help ensure that your Makita DGA406 grinder continues to operate safely and effectively for many years to come.

Makita DGA406 Manual

Makita DGA406 Cordless Angle Grinder

Safety Information

  • Read all safety warnings and instructions before using this tool.
  • Keep this manual for future reference.
  • Use the tool only for its intended purpose.
  • Always wear safety glasses when using this tool.
  • Use the correct type and size of wheel for the job.
  • Never use a wheel that is cracked, chipped, or damaged in any way.
  • Make sure the wheel is properly installed and tightened before using the tool.
  • Do not use the tool if the switch does not turn it on and off properly.
  • Do not use the tool if it is damaged or malfunctioning.
  • Keep the tool and its cord away from heat, sparks, and flames.
  • Do not use the tool in damp or wet conditions.
  • Disconnect the battery cartridge from the tool before making any adjustments or repairs.
  • Store the tool and its battery cartridge in a dry, safe place.

Before Use

  • Make sure the tool is properly assembled and that all the guards are in place.
  • Check the battery cartridge for damage. Do not use a damaged battery cartridge.
  • Charge the battery cartridge according to the instructions in the battery cartridge manual.
  • Install the battery cartridge in the tool.
  • Turn on the tool and allow it to run for a few minutes to warm up.
  • Adjust the speed control knob to the desired speed.
  • Start using the tool slowly and gradually increase the speed as needed.

Troubleshooting

  • If the tool does not turn on, check the battery cartridge for charge. If the battery cartridge is fully charged, the tool may be damaged. Contact a Makita service center for repair.
  • If the tool is running slowly, the battery cartridge may be low on charge. Recharge the battery cartridge.
  • If the tool is making strange noises or smoking, stop using the tool immediately and contact a Makita service center for repair.

Maintenance

  • Clean the tool after each use. Use a mild soap and water solution and a soft cloth.
  • Do not use harsh chemicals or solvents to clean the tool.
  • Inspect the tool for wear and tear. Replace any worn or damaged parts immediately.
  • Store the tool in a dry, safe place.

Warranty

This tool is warranted to the original purchaser to be free from defects in material and workmanship for a period of three (3) years from the date of purchase. If the tool fails to operate properly during the warranty period, it will be repaired or replaced free of charge. This warranty does not cover damage caused by misuse, abuse, or neglect.

Contact Information

Makita USA, Inc.

700 Delta Drive

Plymouth, MN 55441

Phone: 1-800-462-5686

Website: https://www.makitatools.com/

Additional Information

  • For more information on the Makita DGA406 Cordless Angle Grinder, please visit the Makita website or contact Makita customer service.
  • The Makita DGA406 Cordless Angle Grinder is designed to be used with Makita 18V LXT Lithium-Ion battery cartridges. Other battery cartridges may not work properly and could damage the tool.
  • The Makita DGA406 Cordless Angle Grinder is not intended for use in commercial or industrial applications. It is for home use only.

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