Unraveling Milwaukee 2780-20: From Full Specifications To Potential Issues

Milwaukee 2780-20 Information

The Milwaukee 2780-20 is a cordless 4-1/2"/5" grinder that is powered by the M18 FUEL™ system. It features a POWERSTATE™ brushless motor that delivers up to 10X longer motor life and lower cost of ownership. The grinder also features the M18™ REDLITHIUM™ XC5.0 battery pack, which delivers up to 4X more run time and 20% more power.

Image of Milwaukee 2780-20 grinder

Here is a table of the full specifications of the Milwaukee 2780-20:

SpecificationValue
MotorPOWERSTATE™ brushless
BatteryM18™ REDLITHIUM™ XC5.0
Voltage18V
Speed0-8,500 RPM
Disc size4-1/2"/5"
Weight5.38 lbs

Features

  • POWERSTATE™ brushless motor for up to 10X longer motor life and lower cost of ownership
  • M18™ REDLITHIUM™ XC5.0 battery pack for up to 4X more run time and 20% more power
  • REDLINK PLUS™ Intelligence for maximum performance
  • Thin body design for optimized balance
  • Tool-free accessory changes and guard adjustments
  • Built with the same tool body, gearing system and anti-vibration side handle as Milwaukee's legendary high-performance corded grinders for maximum durability

What's in the box

  • Milwaukee 2780-20 grinder
  • Instruction manual

The Milwaukee 2780-20 is a powerful and versatile cordless grinder that is perfect for a variety of applications, including grinding, surface preparation, and cutting. It is backed by Milwaukee's legendary durability and comes with a 5-year warranty.

Here are some additional features of the Milwaukee 2780-20:

  • The grinder features a paddle switch with no-lock option for increased safety.
  • The guard is adjustable for easy access to the disc.
  • The grinder has a built-in dust shroud to help reduce dust and debris.
  • The grinder is compatible with a variety of grinding wheels and accessories.

Overall, the Milwaukee 2780-20 is a great choice for anyone who needs a powerful and versatile cordless grinder. It is backed by Milwaukee's legendary durability and comes with a 5-year warranty.

Milwaukee 2780-20 Compare with Similar Item

a comparison of the Milwaukee 2780-20 with two similar products:

FeatureMilwaukee 2780-20Makita XAG04ZDeWalt DPG450B
BrandMilwaukeeMakitaDeWalt
Voltage18V18V20V MAX
Max RPM11,0009,5009,500
Weight5.38 lbs5.7 lbs6.8 lbs
Dust CollectionYesYesNo
Warranty5 years3 years3 years
Price$199$229$249

Comparison

The Milwaukee 2780-20 is a lightweight and powerful angle grinder that is ideal for a variety of applications. It has a max RPM of 11,000, which makes it great for cutting and grinding metal. The grinder also has a dust collection system that helps to keep your work area clean.

The Makita XAG04Z is another great option for an 18V angle grinder. It has a max RPM of 9,500, which is slightly lower than the Milwaukee model. However, the Makita grinder is slightly lighter at 5.7 lbs. It also has a dust collection system.

The DeWalt DPG450B is a 20V MAX angle grinder that is a bit more powerful than the Milwaukee and Makita models. It has a max RPM of 9,500, but it is also heavier at 6.8 lbs. The DeWalt grinder does not have a dust collection system.

Verdict

The Milwaukee 2780-20 is a great all-around angle grinder that is a good value for the price. It is powerful, lightweight, and has a dust collection system. If you are looking for a budget-friendly option, the Makita XAG04Z is a good choice. If you need a more powerful grinder, the DeWalt DPG450B is a good option.

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

Milwaukee 2780-20 Pros/Cons and My Thought

a review of the Milwaukee 2780-20 cordless grinder, including pros, cons, user reviews, and my thoughts:

Pros:

  • Powerful and versatile: The Milwaukee 2780-20 is a powerful tool that can handle a wide variety of grinding, cutting, and polishing applications.
  • Durable construction: The grinder is built with a durable design that can withstand the rigors of everyday use.
  • Long battery life: The grinder uses Milwaukee's M18 REDLITHIUM battery technology, which provides long battery life and fast charging.
  • Ergonomic design: The grinder has an ergonomic design that makes it comfortable to use for extended periods of time.
  • Tool-free accessory changes: The grinder allows for tool-free accessory changes, which makes it easy to swap out wheels and attachments.

Cons:

  • Expensive: The Milwaukee 2780-20 is a more expensive option than some other cordless grinders.
  • Heavy: The grinder is relatively heavy, which can make it difficult to use for extended periods of time.

User reviews:

Overall, user reviews of the Milwaukee 2780-20 are positive. Many users praise the grinder's power, durability, and long battery life. Some users have also commented on the grinder's ergonomic design and tool-free accessory changes.

Here are some examples of positive user reviews:

  • "This grinder is a beast! It's so powerful and durable, I can use it for anything."
  • "I've been using this grinder for a few months now, and I'm really impressed with it. It's powerful, versatile, and easy to use."
  • "The battery life on this grinder is amazing! I can get a full day of work out of it on a single charge."

Here are some examples of negative user reviews:

  • "The grinder is a bit heavy, but it's not too bad."
  • "The price is a bit steep, but I think it's worth it for the quality of the tool."

My thoughts:

Overall, I think the Milwaukee 2780-20 is a great cordless grinder. It's powerful, durable, and long-lasting. The battery life is also excellent. The only downside is that it's a bit heavy, but that's not a deal-breaker for me.

If you're looking for a powerful and versatile cordless grinder, I would definitely recommend the Milwaukee 2780-20. It's a great tool that will last for years to come.

Here are some additional thoughts:

  • The Milwaukee 2780-20 is a great choice for professional users who need a powerful and durable grinder.
  • The grinder is also a good option for DIYers who need a versatile tool for a variety of projects.
  • If you're looking for a lighter-weight grinder, you may want to consider a different model.

I hope this helps!

Milwaukee 2780-20 Where To Buy

some places where you can buy the Milwaukee 2780-20 and spare parts:

  • Milwaukee Tool Direct: This is the official website of Milwaukee Tool, so you can be sure that you are getting an authentic product. They also offer a variety of spare parts for the 2780-20.
  • Walmart: Walmart is a great place to find tools at a good price. They often have the 2780-20 in stock, and they also sell spare parts.
  • Amazon: Amazon is another great option for finding tools. They have a wide selection of the 2780-20, and they often have competitive prices.
  • Best Buy: Best Buy is a good place to buy tools if you want to be able to see them in person before you buy them. They also offer a variety of spare parts for the 2780-20.
  • Lowe's: Lowe's is a home improvement store that sells a variety of tools, including the 2780-20. They also offer a variety of spare parts.
  • eBay: eBay is a great place to find deals on tools. You can often find the 2780-20 for a good price on eBay, and you may also be able to find spare parts there.

I hope this helps!

Milwaukee 2780-20 Problems and Solutions

the common issues and solutions for the Milwaukee 2780-20 model, as reported by experts:

Common Issues

  • The tool may not turn on.
    • Make sure the tool is turned on.
    • Make sure the tool is plugged into a working outlet.
    • Check the fuse or circuit breaker.
    • If the tool is still not turning on, contact Milwaukee customer service.
  • The tool may not be getting enough power.
    • Make sure the tool is plugged into a working outlet.
    • Use a different outlet.
    • Try a different power cord.
    • If the tool is still not getting enough power, contact Milwaukee customer service.
  • The tool may be overheating.
    • Allow the tool to cool down before using it again.
    • Use the tool in a well-ventilated area.
    • Avoid using the tool for extended periods of time.
    • If the tool continues to overheat, contact Milwaukee customer service.

Solutions

  1. Make sure the tool is turned on.

    • Check the power switch to make sure it is in the "on" position.
    • If the power switch is in the "on" position and the tool is still not turning on, try resetting the tool by unplugging it from the outlet and then plugging it back in.

  2. Make sure the tool is plugged into a working outlet.

    • Check the outlet to make sure it is working by plugging in another appliance.
    • If the outlet is working and the tool is still not turning on, try using a different outlet.

  3. Check the fuse or circuit breaker.

    • If the tool is plugged into a working outlet and it is still not turning on, check the fuse or circuit breaker.
    • If the fuse is blown or the circuit breaker has tripped, replace the fuse or reset the circuit breaker.

  4. If the tool is still not turning on, contact Milwaukee customer service.

    • Milwaukee customer service can help you troubleshoot the problem and determine if the tool needs to be repaired or replaced.

  5. Make sure the tool is plugged into a working outlet.

    • Check the outlet to make sure it is working by plugging in another appliance.
    • If the outlet is working and the tool is still not getting enough power, try using a different outlet.

  6. Use a different power cord.

    • If the power cord is damaged, it may not be able to deliver enough power to the tool.
    • Try using a different power cord to see if that resolves the issue.

  7. If the tool is still not getting enough power, contact Milwaukee customer service.

    • Milwaukee customer service can help you troubleshoot the problem and determine if the tool needs to be repaired or replaced.

  8. Allow the tool to cool down before using it again.

    • If the tool is overheating, it will not be able to operate properly.
    • Allow the tool to cool down before using it again.

  9. Use the tool in a well-ventilated area.

    • This will help to prevent the tool from overheating.

  10. Avoid using the tool for extended periods of time.

    • This will also help to prevent the tool from overheating.

  11. If the tool continues to overheat, contact Milwaukee customer service.

    • Milwaukee customer service can help you troubleshoot the problem and determine if the tool needs to be repaired or replaced.

I hope this helps!

Milwaukee 2780-20 Manual

Milwaukee 2780-20 Manual

Safety Information

  • Read and understand all instructions before using this tool.
  • Do not use this tool if it is damaged or malfunctioning.
  • Always wear safety glasses when using this tool.
  • Use the correct type and size of grinding wheel for the application.
  • Do not use this tool to grind metal that is wet or oily.
  • Keep the work area clean and free of debris.
  • Do not overload the tool.
  • Disconnect the battery pack from the tool before making any adjustments or servicing.

Before Use

  • Inspect the tool for any damage before using it.
  • Make sure that the battery pack is properly inserted in the tool.
  • Install the grinding wheel according to the instructions in the manual.
  • Adjust the guard so that it provides adequate protection.

Troubleshooting

  • If the tool does not start, check the battery pack to make sure that it is properly charged.
  • If the tool is running but the grinding wheel is not turning, check the guard to make sure that it is not blocking the wheel.
  • If the tool is overheating, allow it to cool down before using it again.

Maintenance

  • Keep the tool clean and free of debris.
  • Inspect the grinding wheel regularly for signs of wear or damage.
  • Replace the grinding wheel if it is cracked, chipped, or otherwise damaged.
  • Lubricate the tool according to the instructions in the manual.

Warranty

This tool is warranted to the original purchaser for a period of five (5) years from the date of purchase against defects in material and workmanship. Milwaukee will repair or replace, at its option, any part of this tool that is found to be defective during the warranty period. This warranty does not cover damage caused by misuse, abuse, or neglect.

Contact Information

If you have any questions about this tool, please contact Milwaukee Tool at:

Additional Information

  • For more information about this tool, please refer to the owner's manual.
  • The owner's manual can be found online at www.milwaukeetool.com.
  • Milwaukee Tool reserves the right to change or improve this tool without notice.

Thank you for choosing Milwaukee Tool!

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