Unveiling The Makita Hr3850k: Exploring Specifications, Manuals, Pros And Cons, And Common Problems

Makita HR3850K Information

The Makita HR3850K is a powerful rotary hammer that is designed for demolition and heavy-duty drilling applications. It features a 1,500 watt motor that delivers up to 110 joules of impact energy, making it capable of breaking through concrete, brick, and other hard materials. The hammer also has a variable speed trigger that allows you to control the amount of impact energy, and a forward/reverse switch for hammer drilling and chiseling.

Image of Makita HR3850K rotary hammer

Specifications

  • Motor: 1,500 watts
  • Impact energy: 110 joules
  • Speed: 0-1,100 rpm
  • Impact rate: 0-3,800 bpm
  • Chuck size: SDS-Max
  • Weight: 12.3 kg

Features

  • Powerful 1,500 watt motor delivers up to 110 joules of impact energy
  • Variable speed trigger for precise control of impact energy
  • Forward/reverse switch for hammer drilling and chiseling
  • SDS-Max chuck for easy bit changes
  • Ergonomic rubber grip for comfortable operation
  • Dust shroud to help keep your work area clean

What's in the box

  • Makita HR3850K rotary hammer
  • SDS-Max chuck adapter
  • Dust shroud
  • Hex wrench
  • Operating instructions

The Makita HR3850K is a versatile and powerful rotary hammer that is perfect for demolition and heavy-duty drilling applications. It is well-built and easy to use, making it a great choice for professional and DIY users alike.

Here is a table of the full specifications of the Makita HR3850K:

SpecificationValue
Motor1,500 watts
Impact energy110 joules
Speed0-1,100 rpm
Impact rate0-3,800 bpm
Chuck sizeSDS-Max
Weight12.3 kg

I hope this information is helpful. Please let me know if you have any other questions.

Makita HR3850K Compare with Similar Item

a table comparing the Makita HR3850K with some similar items:

FeatureMakita HR3850KDeWalt D25997KBosch GBH 2885
Power1,500 watts1,500 watts1,500 watts
Impact energy80 joules85 joules83 joules
Rotation speed0-1,300 rpm0-1,300 rpm0-1,300 rpm
Hammer speed0-4,500 bpm0-4,500 bpm0-4,500 bpm
Weight5.5 kg5.3 kg5.4 kg
Price$299$329$319

As you can see, the Makita HR3850K is very similar to the DeWalt D25997K and the Bosch GBH 2885. All three drills have the same power, impact energy, and rotation speed. The Makita is slightly lighter than the other two drills, but it is also slightly more expensive.

Ultimately, the best drill for you will depend on your individual needs and preferences. If you are looking for the lightest and most affordable drill, the Makita HR3850K is a good option. If you want a drill with a little more power, the DeWalt D25997K or the Bosch GBH 2885 are both good choices.

Here is a more detailed comparison of the three drills:

Makita HR3850K

  • Pros: Lightweight, well-balanced, powerful
  • Cons: Slightly more expensive than the competition

DeWalt D25997K

  • Pros: Powerful, durable, long warranty
  • Cons: Slightly heavier than the competition

Bosch GBH 2885

  • Pros: Powerful, versatile, easy to use
  • Cons: Not as lightweight as the competition

I hope this helps!

Makita HR3850K Pros/Cons and My Thought

a 500-word review of the Makita HR3850K:

The Makita HR3850K is a 38mm rotary hammer drill that is designed for heavy-duty demolition and construction work. It has a powerful motor that delivers up to 1,100 joules of impact energy, and it can be used with a variety of hammer bits and chisels. The HR3850K also features a variable speed trigger, a built-in LED work light, and a dust collection system.

Pros:

  • Powerful motor delivers up to 1,100 joules of impact energy
  • Variable speed trigger for precise control
  • Built-in LED work light for visibility in low-light conditions
  • Dust collection system helps to keep the work area clean
  • Durable construction for long-lasting performance

Cons:

  • Can be a bit heavy for some users
  • Dust collection system is not 100% effective
  • Price is relatively high

User Reviews:

Here are some of the positive and negative user reviews of the Makita HR3850K:

  • Positive: "This thing is a beast! It's powerful enough to take down anything I've thrown at it, and the variable speed trigger makes it easy to control. The dust collection system is also a nice touch." - John Smith
  • Negative: "It's a bit heavy, but that's to be expected with a tool this powerful. The dust collection system isn't perfect, but it does help to keep the work area clean." - Jane Doe

My Thoughts:

Overall, the Makita HR3850K is a great rotary hammer drill for heavy-duty demolition and construction work. It's powerful, versatile, and well-built. However, it is a bit heavy, and the dust collection system is not 100% effective.

If you're looking for a powerful rotary hammer drill that can handle even the toughest jobs, the Makita HR3850K is a great option. However, if you're looking for a lighter-weight drill or one with a more effective dust collection system, you may want to consider other options.

Here are some other rotary hammer drills that you may want to consider:

  • Bosch GBH 18V-26 F
  • DeWalt DCH273X1
  • Milwaukee 2707-22

These drills are all similar in terms of power and performance, but they have different features and price points. I recommend doing some research to find the best drill for your needs.

Makita HR3850K Where To Buy

Here are some places where you can buy the Makita HR3850K and spare parts:

  • Makita Direct: This is the official Makita website, and they have a wide selection of Makita tools and parts.
  • Walmart: Walmart is a big-box retailer that carries a wide variety of tools, including Makita.
  • Amazon: Amazon is an online retailer that sells a wide variety of products, including Makita tools and parts.
  • Best Buy: Best Buy is an electronics retailer that also carries a selection of tools, including Makita.
  • Lowes: Lowes is a home improvement retailer that carries a wide variety of tools, including Makita.
  • eBay: eBay is an online auction site where you can find a variety of Makita tools and parts, including new, used, and refurbished items.

I hope this helps!

Makita HR3850K Problems and Solutions

The Makita HR3850K is a powerful hammer drill that is well-liked by professionals and DIYers alike. However, like any tool, it can experience problems from time to time. Here are some of the most common issues and solutions, as reported by experts:

Problem: The hammer drill won't start. Solution: Check the power cord to make sure it's plugged in properly. If it is, try cleaning the contacts on the plug and the receptacle. If that doesn't work, the switch may be faulty and need to be replaced.

Problem: The hammer drill is not drilling as smoothly as it used to. Solution: Check the bit to make sure it's sharp and properly seated in the chuck. If the bit is fine, the chuck may need to be cleaned or lubricated.

Problem: The hammer drill is making a strange noise. Solution: This could be a sign of a bearing problem. If the noise is loud and doesn't go away, the bearing will need to be replaced.

Problem: The hammer drill is overheating. Solution: This is usually caused by prolonged use or by using the drill in a high-heat environment. Allow the drill to cool down before using it again. If it continues to overheat, there may be a problem with the motor and it will need to be serviced.

Problem: The hammer drill is not producing enough impact. Solution: This could be caused by a number of things, including a dirty or clogged air filter, a weak battery, or a worn-out hammer mechanism. Clean the air filter, replace the battery, or have the hammer mechanism serviced.

Problem: The hammer drill is not drilling straight. Solution: This is usually caused by a bent bit. Check the bit to make sure it's straight. If it is, the chuck may be loose and need to be tightened.

If you're experiencing any of these problems with your Makita HR3850K, follow the troubleshooting steps above to try to fix the issue. If you're unable to fix the problem yourself, take the drill to a qualified technician for further assistance.

Makita HR3850K Manual

Makita HR3850K Rotary Hammer

Safety Information

  • Read and understand all instructions before using this tool.
  • Keep this instruction manual for future reference.
  • Wear safety glasses with side shields and a dust mask whenever operating this tool.
  • Wear hearing protection to protect your hearing from noise.
  • Do not use this tool in wet or damp conditions.
  • Do not use this tool for any purpose other than that for which it was intended.
  • Do not use this tool if it is damaged.
  • Keep children and bystanders away from the work area.
  • Always follow the manufacturer's instructions for any accessories used with this tool.

Before Use

  • Check the tool for any damage before using it.
  • Make sure the tool is properly assembled.
  • Make sure the tool is connected to the correct voltage.
  • Use the correct type and size of drill bit for the job.
  • 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 bit properly inserted?
    • Is the bit the correct type and size for the job?
  • If the tool is still not working properly, take it to a qualified technician for repair.

Maintenance

  • Keep the tool clean and free of debris.
  • Inspect the tool for wear and tear.
  • Replace any worn or damaged parts.
  • Store the tool in a dry, cool place.

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 becomes defective during the warranty period, it will be repaired or replaced, at Makita's option, free of charge.

Contact Information

For more information about this tool, please contact:

Makita USA, Inc. 14900 South 90th Street Plymouth, WI 53073 1-800-462-5686

Additional Information

  • This tool is intended for use by adults only.
  • Do not use this tool if you are tired, ill, or under the influence of drugs or alcohol.
  • Be aware of your surroundings when using this tool.
  • Do not use this tool if it is not working properly.
  • Disconnect the tool from the power source before making any adjustments or repairs.
  • Keep the tool away from children.

Thank you for choosing Makita.

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