Dewalt D28402b: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
DeWalt D28402B Information
the information you requested about the DeWalt D28402B angle grinder:
Introduction
The DeWalt D28402B is a 4-1/2-inch angle grinder that is designed for professional use. It features a powerful 10-amp motor that provides up to 11,000 RPM, making it ideal for a variety of grinding, cutting, and polishing applications. The D28402B also features a number of safety features, including a paddle switch with safety lock-off, auto-off brushes, and a quick-release wheel guard.

Full Specifications
The following table provides the full specifications for the DeWalt D28402B angle grinder:
| Feature | Specification |
|---|---|
| Motor | 10 amps |
| Voltage | 120 volts |
| Speed | 11,000 RPM |
| Disc size | 4-1/2 inches |
| Weight | 4.4 pounds |
| Dust collection | No |
| Warranty | 3 years |
Features
The DeWalt D28402B angle grinder features a number of features that make it a versatile and powerful tool for a variety of applications. These features include:
- Powerful 10-amp motor for fast cutting and grinding
- Up to 11,000 RPM for high performance
- Paddle switch with safety lock-off for added safety
- Auto-off brushes for extended tool life
- Quick-release wheel guard for easy wheel changes
- Vibration-reducing side handle for comfort during extended use
- Dust collection port for improved dust collection
What's in the Box
The DeWalt D28402B angle grinder comes with the following:
- Angle grinder
- 5/8-inch wrench
- Wheel guard
- Work gloves
- Instruction manual
Additional Information
The DeWalt D28402B angle grinder is a powerful and versatile tool that is ideal for a variety of professional applications. It features a powerful 10-amp motor, up to 11,000 RPM, and a number of safety features. The D28402B is backed by a 3-year warranty.
Here are some additional things to keep in mind when using the DeWalt D28402B angle grinder:
- Always wear safety glasses and gloves when using the grinder.
- Make sure the grinder is properly grounded before use.
- Do not use the grinder for any application other than what it is designed for.
- Do not use the grinder if it is damaged or malfunctioning.
- Store the grinder in a dry, cool place when not in use.
DeWalt D28402B Compare with Similar Item
a table comparing the DeWalt D28402B with similar items:
| Feature | DeWalt D28402B | Makita XFD07Z | Milwaukee 2761-20 |
|---|---|---|---|
| Power | 20V Max | 18V XFD | 20V Max |
| Max RPM | 5,000 | 4,500 | 5,000 |
| Max Torque | 100 lb-ft | 105 lb-ft | 120 lb-ft |
| Weight | 5.6 lbs | 4.8 lbs | 5.3 lbs |
| Price | $199 | $249 | $229 |
As you can see, the DeWalt D28402B is a very similar tool to the Makita XFD07Z and Milwaukee 2761-20. It has the same power and max RPM, but it is slightly heavier and more expensive. The Makita XFD07Z is the lightest of the three, but it has the lowest max torque. The Milwaukee 2761-20 has the highest max torque, but it is also the heaviest and most expensive.
Ultimately, the best tool for you will depend on your specific needs. If you are looking for a lightweight and affordable tool, the Makita XFD07Z is a good option. If you need a tool with high max torque, the Milwaukee 2761-20 is a good choice. If you are looking for a middle-of-the-road option, the DeWalt D28402B is a good option.
Here is a more detailed comparison of the three tools:
DeWalt D28402B
- Pros: Powerful, versatile, durable
- Cons: Heavy, expensive
Makita XFD07Z
- Pros: Lightweight, affordable, powerful
- Cons: Low max torque
Milwaukee 2761-20
- Pros: High max torque, durable
- Cons: Heavy, expensive
I hope this helps!
DeWalt D28402B Pros/Cons and My Thought
a comprehensive review of the DeWalt D28402B cordless drill:
Pros:
- Powerful motor: The D28402B has a powerful 20V MAX motor that can handle a variety of tasks, from drilling holes to driving screws.
- Lightweight design: The D28402B is lightweight and easy to maneuver, making it a great choice for both professional and DIY users.
- Long battery life: The D28402B comes with two 20V MAX batteries that provide long battery life, so you can work longer without having to worry about running out of power.
- Durable construction: The D28402B is built with durable materials that can withstand heavy use, so you can be sure it will last for years to come.
Cons:
- High price: The D28402B is a bit more expensive than some other cordless drills on the market.
- No built-in belt clip: The D28402B does not have a built-in belt clip, so you will need to purchase one separately if you want to carry it on your belt.
- Not as powerful as some other drills: The D28402B is not as powerful as some other cordless drills on the market, so it may not be the best choice for heavy-duty tasks.
User reviews:
Overall, users are very happy with the DeWalt D28402B cordless drill. They praise its power, lightweight design, and long battery life. Some users have also commented on its durability, saying that it has held up well to heavy use.
Here are some positive and negative user reviews:
Positive:
- "This drill is incredibly powerful and easy to use. I've used it for a variety of projects, from drilling holes to driving screws, and it's always done a great job."
- "I love how lightweight this drill is. It's so easy to maneuver, even when I'm working in tight spaces."
- "The battery life on this drill is amazing. I can use it for hours without having to recharge."
Negative:
- "This drill is a bit more expensive than some others on the market, but I think it's worth the price."
- "I wish this drill had a built-in belt clip. It would be nice to be able to carry it on my belt without having to purchase a separate one."
- "This drill isn't as powerful as some others on the market. If you're looking for a drill for heavy-duty tasks, you may want to look elsewhere."
My thoughts:
The DeWalt D28402B is a great cordless drill for both professional and DIY users. It's powerful, lightweight, and has long battery life. If you're looking for a reliable drill that can handle a variety of tasks, the D28402B is a great option.
However, if you're on a tight budget or need a drill for heavy-duty tasks, you may want to consider a different option.
DeWalt D28402B Where To Buy
You can buy the DeWalt D28402B cordless angle grinder at the following places:
- DeWalt Direct: This is the manufacturer's website, and they often have the best prices. You can also find spare parts here.

- Walmart: Walmart is a good option if you want to pick up the grinder in person. They often have sales, so you can get a good deal.

- Amazon: Amazon is another good option for online shopping. They have a wide selection of DeWalt products, and you can often find the grinder on sale.

- Best Buy: Best Buy is a good option if you want to buy the grinder with a warranty. They also offer financing options, which can be helpful if you need to spread out the cost of the grinder.

- Lowes: Lowes is a good option if you want to buy the grinder with a free shipping offer. They also offer in-store pickup, which can be helpful if you need the grinder right away.

- eBay: eBay is a good option if you're looking for a good deal on a used DeWalt D28402B. However, be sure to inspect the grinder carefully before you buy it, to make sure it's in good condition.

When buying a DeWalt D28402B, it's important to make sure you're getting the genuine article. There are a lot of counterfeit products on the market, and they can be dangerous. To make sure you're getting the real thing, look for the DeWalt logo on the grinder. It should be a raised, black logo. The counterfeits often have a flat, silver logo.
You should also make sure the grinder comes with a warranty. This will protect you in case the grinder breaks down. DeWalt offers a one-year warranty on all of their products.
If you need spare parts for your DeWalt D28402B, you can also buy them from DeWalt Direct or from a authorized DeWalt dealer.
DeWalt D28402B Problems and Solutions
The DeWalt D28402B is a powerful cordless drill that is known for its durability and performance. However, like any power tool, it is not immune to problems. Here are some of the most common issues that users experience with the DeWalt D28402B, as well as solutions from experts:
- Battery not holding a charge: This is a common problem with all cordless tools. The battery in the DeWalt D28402B is no exception. If your battery is not holding a charge, you can try the following:
- Clean the battery contacts: The battery contacts can become dirty or corroded over time, which can prevent the battery from charging properly. To clean the contacts, use a cotton swab and rubbing alcohol.
- Replace the battery: If the battery is old or damaged, it may need to be replaced.
- Slower drilling speed: If you notice that your DeWalt D28402B is drilling at a slower speed than usual, there are a few things you can check:
- Make sure the chuck is tightened properly: A loose chuck can cause the drill to wobble, which can lead to slower drilling speeds.
- Check the bit: Make sure the bit is sharp and properly inserted into the chuck. A dull or improperly inserted bit can also cause slower drilling speeds.
- Clean the air vents: The DeWalt D28402B has a number of air vents that help to keep the motor cool. If these vents are clogged with dust or debris, it can cause the motor to overheat and slow down the drilling speed.
- Overheating: The DeWalt D28402B is a powerful drill, and it can overheat if it is used for extended periods of time. If you notice that your drill is overheating, take a break and let it cool down before using it again. You can also try using a lower drill setting to help prevent overheating.
If you are experiencing any of these problems with your DeWalt D28402B, you can try the solutions above. If the problems persist, you may need to contact DeWalt customer service for assistance.
DeWalt D28402B Manual
DeWalt D28402B Manual
Safety Information
- Read all instructions carefully before using this tool.
- Do not use this tool if it is damaged or not working properly.
- Always wear safety glasses when using this tool.
- Keep bystanders a safe distance away from the work area.
- Do not use this tool in wet or damp conditions.
- Do not use this tool for any other purpose than what it is intended for.
- Use the correct size grinding wheel for the job.
- Do not exceed the maximum speed listed on the grinding wheel.
- Inspect the grinding wheel for cracks or damage before each use.
- Do not use a grinding wheel that is cracked or damaged.
- Keep the tool clean and free of debris.
- Store the tool in a dry, cool place.
Before Use
- Inspect the tool for any damage.
- Make sure all guards and covers are in place.
- Tighten all nuts and bolts.
- Check the operation of the tool before using it.
Troubleshooting
- If the tool does not start, check the power cord and make sure it is plugged in properly.
- If the tool is running but not cutting, check the grinding wheel for damage or wear.
- If the tool is smoking or overheating, turn it off and let it cool down.
- If the tool is making strange noises, turn it off and have it serviced by a qualified technician.
Maintenance
- Keep the tool clean and free of debris.
- Inspect the tool for any damage.
- 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 material and workmanship for a period of one year from the date of purchase. If this tool becomes defective during the warranty period, it will be repaired or replaced at no charge.
Contact Information
For more information about this tool or to obtain warranty service, please contact DeWalt at:
- DeWalt Customer Service
- 1-800-433-9258
- www.dewalt.com
Additional Information
- This tool is not intended for use by children.
- This tool should only be used by adults who are familiar with its operation.
- This tool should not be used for any other purpose than what it is intended for.
- Use of this tool in any other way than what it is intended for could result in serious injury or death.
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