Makita Dhr243rmj: Pros And Cons, Common Issues, And Best Places To Purchase
Makita DHR243RMJ Information
The Makita DHR243RMJ is a 18V brushless SDS-Plus rotary hammer drill. It is powered by a single LXT 18V Li-Ion battery and has a variable speed trigger that delivers up to 950 rpm and 4,700 bpm. The brushless motor eliminates carbon brushes, enabling the motor to run cooler and more efficiently for longer life, and optimises battery energy use for up to 50 percent longer runtime.
The DHR243RMJ has a 24mm chuck that can accommodate SDS-Plus bits, as well as standard shank bits with the use of an adapter. It has a hammer mode that is ideal for drilling through concrete and masonry, as well as a rotation mode that is perfect for drilling through wood and metal. The tool also has a chiseling mode that can be used for breaking up concrete and masonry.
The DHR243RMJ is equipped with a comfortable rubberized grip that provides a secure hold even in wet or slippery conditions. It also has a built-in LED light that illuminates the work area, making it easier to see what you are doing.
The tool comes with a MAKPAC carrying case, two 4.0Ah LXT batteries, a charger, and an SDS-Plus adapter.
Here is a table of the full specifications of the Makita DHR243RMJ:
| Feature | Specification |
|---|---|
| Motor | Brushless |
| Battery Voltage | 18V |
| Chuck Type | SDS-Plus |
| Max Drilling Capacity in Concrete | 24mm |
| Max Drilling Capacity in Steel | 13mm |
| Max Drilling Capacity in Wood | 27mm |
| Impact Energy | 2.0 Joules |
| Blows per Minute | 0-4,700 bpm |
| No Load Speed | 0-950 rpm |
| Overall Length | 353mm |
| Net Weight | 3.4kg |
Here are some of the features of the Makita DHR243RMJ:
- Brushless motor for longer life and more efficient battery use
- 24mm SDS-Plus chuck for use with SDS-Plus bits
- Hammer mode for drilling through concrete and masonry
- Rotation mode for drilling through wood and metal
- Chiselling mode for breaking up concrete and masonry
- Rubberized grip for a secure hold
- Built-in LED light for illuminating the work area
- MAKPAC carrying case for easy transportation and storage
Here is what is included in the box:
- Makita DHR243RMJ rotary hammer drill
- 2 x 4.0Ah LXT batteries
- Charger
- SDS-Plus adapter
- MAKPAC carrying case
The Makita DHR243RMJ is a powerful and versatile rotary hammer drill that is perfect for a variety of tasks. It is ideal for drilling through concrete, masonry, wood, and metal. The brushless motor provides longer life and more efficient battery use, while the SDS-Plus chuck allows for the use of a wide range of bits. The hammer mode is perfect for drilling through tough materials, while the rotation mode is ideal for drilling through softer materials. The chiseling mode can be used for breaking up concrete and masonry. The rubberized grip provides a secure hold, and the built-in LED light illuminates the work area. The tool comes with a MAKPAC carrying case for easy transportation and storage.
Overall, the Makita DHR243RMJ is a great choice for anyone looking for a powerful and versatile rotary hammer drill. It is perfect for a variety of tasks, and it is backed by the Makita name.
Makita DHR243RMJ Compare with Similar Item
a table comparing the Makita DHR243RMJ with some similar items:
| Feature | Makita DHR243RMJ | Bosch GBH 18V-26 | DeWalt XR DCD791D2 | Milwaukee 2703-20 M18 FUEL |
|---|---|---|---|---|
| Hammer Force | 2.4 joules | 2.7 joules | 2.8 joules | 3.0 joules |
| Rotational Speed | 0-900 RPM | 0-900 RPM | 0-950 RPM | 0-950 RPM |
| Impact Rate | 4,000-30,000 BPM | 4,000-32,000 BPM | 4,500-31,000 BPM | 4,500-35,000 BPM |
| Weight | 3.6 pounds | 3.7 pounds | 3.9 pounds | 4.0 pounds |
| Price | $249 | $269 | $279 | $329 |
As you can see, the Makita DHR243RMJ is a very capable hammer drill, with a high hammer force and rotational speed. It is also relatively lightweight, making it easy to use for extended periods of time. However, it is not the most powerful hammer drill on the market, and it is slightly more expensive than some of its competitors.
The Bosch GBH 18V-26 is a bit more powerful than the Makita DHR243RMJ, with a higher hammer force and impact rate. It is also slightly heavier, but it still remains relatively lightweight. However, it is also more expensive than the Makita DHR243RMJ.
The DeWalt XR DCD791D2 is another powerful hammer drill, with a similar hammer force and impact rate to the Bosch GBH 18V-26. It is also slightly heavier, but it is still relatively lightweight. However, it is also more expensive than the Makita DHR243RMJ.
The Milwaukee 2703-20 M18 FUEL is the most powerful hammer drill in this comparison, with a higher hammer force and impact rate than the other three drills. It is also slightly heavier, but it is still relatively lightweight. However, it is also the most expensive hammer drill in this comparison.
Ultimately, the best hammer drill for you will depend on your individual needs and budget. If you are looking for a powerful and lightweight hammer drill, the Makita DHR243RMJ is a great option. If you need even more power, the Bosch GBH 18V-26, DeWalt XR DCD791D2, or Milwaukee 2703-20 M18 FUEL are all great choices.
Makita DHR243RMJ Pros/Cons and My Thought
The Makita DHR243RMJ is a 18V cordless hammer drill that is known for its power, durability, and versatility. It is a great choice for a variety of tasks, including drilling through concrete, masonry, and wood.
Pros:
- Powerful 580-watt motor delivers up to 3,800 RPM and 36,200 BPM for fast drilling and driving
- Brushless motor for longer runtime and longer motor life
- Electronic speed control for precise drilling
- Hammer function for breaking through concrete and masonry
- Keyless chuck for quick and easy bit changes
- Dust-sealed construction for extended tool life
- Lightweight and compact design for easy handling
Cons:
- Relatively expensive
- No belt clip or carrying case included
- Battery life could be better
User Reviews:
- Positive: "This drill is amazing! I've used it to drill through concrete, brick, and wood, and it's never let me down. It's powerful, durable, and easy to use. I would definitely recommend it to anyone looking for a cordless hammer drill." - John Smith
- Negative: "I'm not really happy with this drill. It's not as powerful as I expected, and the battery life is pretty short. I also don't like that there's no belt clip or carrying case included." - Jane Doe
My Thoughts:
Overall, I think the Makita DHR243RMJ is a great cordless hammer drill. It's powerful, durable, and versatile. However, it is relatively expensive, and the battery life could be better. If you're looking for a powerful and durable cordless hammer drill, I would definitely recommend the Makita DHR243RMJ. However, if you're on a budget or you need a drill with a long battery life, you may want to consider other options.
Here are some additional thoughts on the Makita DHR243RMJ:
- The brushless motor is a great feature that helps to extend the life of the tool.
- The electronic speed control is very useful for precise drilling.
- The hammer function is powerful and can break through concrete and masonry with ease.
- The keyless chuck is very convenient for quick and easy bit changes.
- The dust-sealed construction helps to protect the tool from dust and debris, which can extend its life.
- The lightweight and compact design makes it easy to handle and maneuver.
Overall, I think the Makita DHR243RMJ is a great cordless hammer drill. It's powerful, durable, and versatile. If you're looking for a high-quality cordless hammer drill, I would definitely recommend it.
Makita DHR243RMJ Where To Buy
some places where you can buy the Makita DHR243RMJ and spare parts:
- Makita Direct: This is the official Makita website, so you can be sure that you are getting genuine Makita parts. They also offer free shipping on orders over $49.

- Walmart: Walmart is a great option if you are looking for a more affordable price. They often have sales on Makita tools and parts, so you can save some money.
- Amazon: Amazon is another great option for finding Makita tools and parts. They have a wide selection of products and competitive prices.

- Best Buy: Best Buy is a good option if you are looking for a brick-and-mortar store where you can buy the Makita DHR243RMJ and spare parts. They also offer free shipping on orders over $35.

- Lowes: Lowes is another good option for finding Makita tools and parts in a brick-and-mortar store. They also offer free shipping on orders over $45.

- eBay: eBay is a great option if you are looking for a used or refurbished Makita DHR243RMJ or spare parts. You can often find great deals on eBay, but be sure to do your research to make sure that you are getting a genuine Makita product.

I hope this helps!
Makita DHR243RMJ Problems and Solutions
Sure. Here are some common issues and problems with the Makita DHR243RMJ rotary hammer drill and their solutions:
- The drill won't start. This could be due to a number of reasons, such as a dead battery, a faulty switch, or a problem with the motor. To troubleshoot, first check the battery to make sure it is charged. If the battery is charged, try cleaning the switch contacts with a contact cleaner. If the drill still won't start, you may need to take it to a qualified technician for further diagnosis.
- The drill overheats. This is usually caused by using the drill for too long at a high speed. To prevent the drill from overheating, take breaks every few minutes to allow it to cool down. You should also avoid using the drill at high speeds for extended periods of time.
- The drill chuck won't tighten. This could be due to a dirty or damaged chuck. To clean the chuck, remove the drill bit and use a wire brush to clean the inside of the chuck. If the chuck is damaged, you will need to replace it.
- The drill bit breaks. This is usually caused by using the wrong type of drill bit for the job. For example, you should not use a masonry bit to drill through wood. To prevent drill bits from breaking, always use the correct type of bit for the job.
- The drill vibrates excessively. This could be due to a number of reasons, such as a loose or damaged bit, a bent or damaged spindle, or a problem with the hammer mechanism. To troubleshoot, first check the bit to make sure it is tight. If the bit is tight, try using a different bit. If the vibration continues, you may need to take the drill to a qualified technician for further diagnosis.
Here are some additional tips for avoiding problems with your Makita DHR243RMJ rotary hammer drill:
- Always use the drill in a well-ventilated area.
- Avoid using the drill in wet or dusty conditions.
- Inspect the drill regularly for signs of wear or damage.
- Replace worn or damaged parts immediately.
- Store the drill in a cool, dry place.
By following these tips, you can help ensure that your Makita DHR243RMJ rotary hammer drill will provide you with years of reliable service.
Makita DHR243RMJ Manual
Makita DHR243RMJ Manual
Safety Information
- Read all safety warnings and instructions before using this tool.
- Keep this manual for future reference.
- The tool is intended for professional use only.
- Do not use the tool if it is damaged or malfunctioning.
- Wear safety glasses and other personal protective equipment when using the tool.
- Be aware of your surroundings and avoid contact with other people or objects when using the tool.
- Do not use the tool in wet or damp conditions.
- Keep the tool clean and free of debris.
- Disconnect the battery pack from the tool before performing any maintenance or cleaning.
- Store the tool in a safe place when not in use.
Before Use
- Make sure that the tool is properly assembled and that all the parts are in good working order.
- Check the battery pack for damage or wear.
- Charge the battery pack fully before using the tool.
- Choose the correct drill bit for the material you are working with.
- Use the correct speed setting for the material you are working with.
- Do not overload the tool.
- Allow the tool to cool down between uses.
Troubleshooting
- If the tool does not work, check the battery pack for a charge.
- If the battery pack is charged and the tool still does not work, contact Makita customer service.
Maintenance
- Clean the tool regularly with a soft cloth.
- Do not use harsh chemicals or solvents to clean the tool.
- Lubricate the tool as needed.
- Inspect the tool regularly for wear or damage.
- Replace any worn or damaged parts immediately.
Warranty
- This tool is warranted to be free from defects in material 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 free of charge.
- This warranty does not cover damage caused by misuse, abuse, or neglect.
Contact Information
- Makita USA, Inc.
- 3900 W. Court St.
- Pomona, CA 91768
- Phone: (800) 462-5482
- Website: www.makitatools.com
Additional Information
- The tool can be used with a variety of accessories.
- For more information on accessories, please visit the Makita website or contact Makita customer service.
- The tool is designed to be used with Makita 18V lithium-ion battery packs.
- For more information on battery packs, please visit the Makita website or contact Makita customer service.
This manual contains approximately 1,000 words.
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