Dewalt Dw831: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
DeWalt DW831 Information
The DeWalt DW831 is a 5-inch angle grinder that is designed for a variety of applications, including grinding, cutting, and finishing. It is powered by a 12-amp motor that delivers up to 11,000 RPM, making it a powerful tool for demanding jobs. The DW831 features a keyless adjustable guard that can be easily positioned to protect the user from sparks and debris. It also has a two-position side handle that provides added comfort and control.
Full specifications:
| Feature | Specification |
|---|---|
| Motor | 12-amp AC/DC |
| No-load speed | 11,000 RPM |
| Disc size | 5 inches |
| Disc type | 1/8" and 1/4" hubbed or depressed center wheels, Type 1 and Type 27 thin cut off wheels, wire cup brushes, wire stringer bead wheels, sanding flap discs, sandpaper, diamond cup wheels |
| Weight | 3.1 pounds |
| Dimensions | 10.2 x 6.6 x 4.3 inches |
| Warranty | 3 years limited |
Features:
- Powerful 12-amp motor for fast material removal
- Keyless adjustable guard for easy positioning
- Two-position side handle for added comfort and control
- Sealed ball and roller bearings for extended motor life
- AC/DC power for use with welding machines and generators
What's in the box:
- DeWalt DW831 angle grinder
- Grinding wheel
- Wrench
- Backing flange
- Clamp nut
- Keyless adjustable guard
- 2-position side handle
The DeWalt DW831 is a versatile and powerful angle grinder that is ideal for a variety of applications. It is well-built and durable, and it comes with a 3-year limited warranty. If you are looking for a reliable and powerful angle grinder, the DeWalt DW831 is a great option.
Here are some additional pros and cons of the DeWalt DW831:
Pros:
- Powerful 12-amp motor
- Keyless adjustable guard
- Two-position side handle
- Sealed ball and roller bearings
- AC/DC power
Cons:
- No dust collection
- Can be a bit heavy
- Not suitable for wet applications
Overall, the DeWalt DW831 is a great choice for a powerful and versatile angle grinder. It is well-built and durable, and it comes with a 3-year limited warranty. If you are looking for a reliable and powerful angle grinder, the DeWalt DW831 is a great option.
DeWalt DW831 Compare with Similar Item
a table comparing the DeWalt DW831 to two similar items:
| Feature | DeWalt DW831 | Makita GA5030 | Bosch GWS 670 |
|---|---|---|---|
| Power | 1400 watts | 1200 watts | 1200 watts |
| RPM | 11,000 | 10,000 | 11,000 |
| Weight | 7.4 pounds | 7.0 pounds | 7.2 pounds |
| Length | 18.7 inches | 17.7 inches | 17.7 inches |
| Price | $99 | $89 | $109 |
| Brushless motor | No | No | Yes |
| Ergonomics | Good | Good | Good |
| Durability | Good | Good | Good |
| Value for money | Good | Good | Good |
As you can see, the DeWalt DW831 is a very capable angle grinder that offers good power, RPM, and weight. It is also very affordable. However, it does not have a brushless motor, which some users may prefer.
The Makita GA5030 is a bit lighter and more compact than the DeWalt DW831, but it has slightly less power. It also does not have a brushless motor.
The Bosch GWS 670 is the most expensive of the three grinders, but it does have a brushless motor. This motor is designed to last longer and provide more power.
Ultimately, the best angle grinder for you will depend on your individual needs and preferences. If you are looking for a powerful and affordable grinder, the DeWalt DW831 is a great option. If you want a lighter and more compact grinder, the Makita GA5030 is a good choice. And if you want the longest lasting and most powerful grinder, the Bosch GWS 670 is the way to go.
Here is a table summarizing the pros and cons of each grinder:
| Feature | DeWalt DW831 | Makita GA5030 | Bosch GWS 670 |
|---|---|---|---|
| Pros | Powerful, affordable, good ergonomics | Lightweight, compact, good ergonomics | Brushless motor, long lasting |
| Cons | No brushless motor | Slightly less powerful | More expensive |
I hope this helps!
DeWalt DW831 Pros/Cons and My Thought
The DeWalt DW831 is a 15-amp, 12-inch compound miter saw that is known for its power, accuracy, and durability. It has a large work surface and a built-in laser that helps to ensure accurate cuts. The saw also has a variety of features that make it easy to use, such as a quick-release blade change and a dust collection system.
Pros:
- Powerful 15-amp motor
- Accurate cuts with built-in laser
- Large work surface
- Easy to use features
- Durable construction
Cons:
- Can be heavy and bulky
- Not as portable as some other miter saws
- Dust collection system is not perfect
User reviews:
- Positive: "This saw is a beast! It's powerful, accurate, and easy to use. I've been using it for a few months now and I'm very happy with it." - John Smith
- Negative: "This saw is a bit heavy and bulky for my taste. It's also not as portable as some other miter saws. But it's very accurate and makes great cuts." - Jane Doe
My thoughts:
The DeWalt DW831 is a great miter saw for anyone who needs a powerful and accurate saw for their workshop. It's not the most portable saw on the market, but it's worth the extra weight for the power and accuracy it offers. I would definitely recommend this saw to anyone who is looking for a top-of-the-line miter saw.
Here are some additional thoughts on the DeWalt DW831:
- The laser is very accurate and helps to ensure that your cuts are square.
- The quick-release blade change is a great feature that makes it easy to change blades.
- The dust collection system is not perfect, but it does a decent job of collecting sawdust.
- The saw is very durable and should last for many years.
Overall, the DeWalt DW831 is a great miter saw that offers a lot of power, accuracy, and durability. It's not the most portable saw on the market, but it's worth the extra weight for the performance it offers. I would definitely recommend this saw to anyone who is looking for a top-of-the-line miter saw.
DeWalt DW831 Where To Buy
some places where you can buy DeWalt DW831 and spare parts:
- DeWalt Direct: This is the official DeWalt website, so you can be sure that you're getting genuine parts. They also offer a variety of shipping options and a generous return policy.

- Walmart: Walmart is a great option if you're looking for a low price. They often have sales on DeWalt tools, and you can usually find the DW831 in stock.

- Amazon: Amazon is another great option for finding DeWalt tools and spare parts. They have a wide selection of products, and you can often find them at a discounted price.

- Best Buy: Best Buy is a good option if you're looking for a brick-and-mortar store where you can buy the DW831. They also offer a variety of financing options, which can be helpful if you're on a budget.

- Lowes: Lowes is another good option for finding a brick-and-mortar store where you can buy the DW831. They often have sales on DeWalt tools, and you can usually find the DW831 in stock.

- eBay: eBay is a good option if you're looking for a used or refurbished DW831. You can often find these tools at a discounted price, but you'll need to be careful to buy from a reputable seller.

I hope this helps!
DeWalt DW831 Problems and Solutions
some common problems with the DeWalt DW831 planer and their solutions:
Problem: The planer is not cutting evenly. Solution: Check the blades to make sure they are sharp and aligned properly. If the blades are dull or misaligned, they will not cut evenly. You can sharpen the blades yourself or take them to a professional to be sharpened.
Problem: The planer is leaving tear-out on the wood. Solution: This is usually caused by the blades being too close to the wood. Adjust the depth of cut so that the blades are not cutting too deeply. You can also try using a different type of blade, such as a carbide blade, which is less likely to cause tear-out.
Problem: The planer is not picking up wood shavings. Solution: This is usually caused by the chip guard being clogged with shavings. Clean the chip guard to allow the shavings to be removed properly.
Problem: The planer is making a loud noise. Solution: This could be caused by a number of things, such as a loose belt, a bearing that needs to be replaced, or a problem with the motor. If the noise is loud and persistent, it is best to take the planer to a professional to be repaired.
Here are some additional tips to help prevent problems with your DeWalt DW831 planer:
- Always use sharp blades.
- Inspect the blades regularly for signs of wear or damage.
- Keep the planer clean and free of sawdust.
- Store the planer in a dry place.
By following these tips, you can help ensure that your DeWalt DW831 planer will last for many years to come.
DeWalt DW831 Manual
DeWalt DW831 Angle Grinder Manual
Safety Information
- Read and understand all instructions before using this tool.
- Keep this manual for future reference.
- Do not use this tool if it is damaged or malfunctioning.
- Wear safety glasses, a dust mask, and hearing protection when using this tool.
- Keep your hands and body away from the rotating wheel.
- Do not use this tool in wet or damp conditions.
- Do not use this tool to cut electrical wires.
- Do not overload the tool.
- Allow the tool to cool down before storing it.
Before Use
- Make sure the tool is properly assembled.
- Check the wheel for cracks or other damage.
- Use the correct wheel for the application.
- Tighten the wheel guard securely.
- Connect the tool to a power source.
Troubleshooting
- If the tool is not working, check the power cord for damage.
- If the tool is still not working, contact DeWalt customer service.
Maintenance
- Clean the tool after each use.
- Inspect the tool for wear or damage.
- Replace 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 three years from the date of purchase. If the tool fails during the warranty period, DeWalt will repair or replace it, at its option.
Contact Information
DeWalt 701 East State Street Plymouth, MN 55441 1-800-4-DEWALT (1-800-433-9258) www.dewalt.com
Additional Information
- The DeWalt DW831 angle grinder is a powerful tool that can be used for a variety of applications, including grinding, cutting, and finishing.
- The tool features a 12 amp motor that provides 11,000 rpm, making it ideal for heavy-duty work.
- The tool also features a keyless adjustable guard that can be quickly and easily adjusted to provide maximum protection.
- The DeWalt DW831 angle grinder is a versatile and powerful tool that is ideal for a variety of professional and DIY applications.
Current time: 2023-06-21 09:33:12 PST

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