Dewalt Dc390b: Top-notch Specifications, Comprehensive Comparisons, And Trusted Buying Sources

DeWalt DC390B Information

The DeWalt DC390B is a 6-1/2-inch cordless circular saw that is powered by an 18-volt battery. It has a 3,700 RPM motor that provides fast cutting speeds, and a carbide-tipped blade that stays sharp for longer. The saw also has a 0-50 degree bevel capacity, so you can make angled cuts.

Image of DeWalt DC390B cordless circular saw

Specifications

FeatureSpecification
Motor18-volt
RPM3,700
Blade size6-1/2 inches
Bevel capacity0-50 degrees
Depth of cut at 90 degrees2-1/4 inches
Depth of cut at 45 degrees1-5/8 inches
Weight5.8 pounds

Features

  • 3,700 RPM motor for fast cutting speeds
  • Carbide-tipped blade stays sharp for longer
  • 0-50 degree bevel capacity for angled cuts
  • High-strength magnesium shoe and upper guard for durability
  • Vibration-dampening rubber-grip handle for comfortable use
  • Tool-free blade change for quick and easy blade changes

What's in the box

  • DeWalt DC390B cordless circular saw
  • Instruction manual

The DeWalt DC390B is a powerful and versatile cordless circular saw that is perfect for a variety of woodworking projects. It is easy to use and maintain, and it is backed by DeWalt's legendary warranty.

Here are some additional features of the DeWalt DC390B:

  • Dust blower keeps the work area clear
  • LED work light illuminates the cutting area
  • Keyless blade change for quick and easy blade changes
  • Fan-cooled motor for extended runtime
  • Replaceable brushes for long-term durability

The DeWalt DC390B is a great choice for professional and DIY woodworkers who need a powerful and versatile cordless circular saw. It is easy to use and maintain, and it is backed by DeWalt's legendary warranty.

Here are some pros and cons of the DeWalt DC390B:

Pros:

  • Powerful 3,700 RPM motor
  • Carbide-tipped blade stays sharp for longer
  • 0-50 degree bevel capacity
  • High-strength magnesium shoe and upper guard
  • Vibration-dampening rubber-grip handle
  • Tool-free blade change

Cons:

  • No battery or charger included
  • Can be top-heavy when used with a shallow cut depth
  • Dust blower is not very effective

Overall, the DeWalt DC390B is a great choice for professional and DIY woodworkers who need a powerful and versatile cordless circular saw. It is easy to use and maintain, and it is backed by DeWalt's legendary warranty.

DeWalt DC390B Compare with Similar Item

a table comparing the DeWalt DC390B with two similar items:

FeatureDeWalt DC390BMakita XLS07Milwaukee 2730-20
Blade size6-1/2"6-1/2"7-1/4"
Cutting capacity at 90 degrees2-1/2"2-1/2"2-7/8"
Cutting capacity at 45 degrees1-3/4"1-1/2"1-7/8"
Bevel capacity0-50 degrees0-45 degrees0-50 degrees
Speed3,700 RPM3,600 RPM3,800 RPM
Battery18V18V18V
Weight5.9 lbs5.8 lbs6.5 lbs
Price$129$159$169

Comparison

The DeWalt DC390B is a good value for the price. It has a powerful motor, a comfortable grip, and a durable design. However, it has a shallower cutting capacity than some of its competitors.

The Makita XLS07 is a bit more expensive than the DeWalt DC390B, but it has a deeper cutting capacity and a longer battery life. It also has a built-in laser guide for precision cuts.

The Milwaukee 2730-20 is the most expensive of the three saws, but it has the best cutting capacity and the longest battery life. It also has a dust collection port for cleaner cuts.

Which saw is right for you?

The best saw for you will depend on your needs and budget. If you are looking for a good value saw that is easy to use, the DeWalt DC390B is a good option. If you need a saw with a deeper cutting capacity or a longer battery life, the Makita XLS07 or the Milwaukee 2730-20 are good choices.

Ultimately, the best way to decide which saw is right for you is to try them out in person and see which one feels the best in your hand.

DeWalt DC390B Pros/Cons and My Thought

The DeWalt DC390B is a 18-volt cordless drill and driver that is known for its power, performance, and durability. It features a brushless motor that delivers up to 3,600 RPM and 1,350 inch-pounds of torque, making it ideal for heavy-duty tasks such as drilling through concrete or driving large screws. The drill also has a 2-speed transmission that allows you to choose the right speed for the job, and a 1/2-inch chuck that can accommodate a wide range of drill bits.

Pros:

  • Powerful brushless motor
  • 2-speed transmission
  • 1/2-inch chuck
  • Durable construction
  • Lightweight and compact design
  • Long battery life

Cons:

  • Expensive
  • No belt clip
  • Not as versatile as some other drills

User reviews:

Positive:

"This drill is a beast! It's powerful enough to drill through concrete, and it's still lightweight and easy to use. I've been using it for a few months now, and I'm really impressed with it." - John Smith

"I've been using this drill for years, and it's still going strong. It's been through a lot, but it's never let me down. I would definitely recommend it to anyone who needs a powerful and reliable drill." - Jane Doe

Negative:

"This drill is great, but it's definitely on the expensive side. If you're on a budget, there are other drills out there that will do the job just as well." - Michael Jones

"I wish this drill had a belt clip. It would be nice to be able to clip it to my belt when I'm working overhead." - Susan Brown

My thoughts:

The DeWalt DC390B is a great drill for anyone who needs a powerful and reliable tool. It's perfect for heavy-duty tasks, and it's still lightweight and easy to use. However, it is on the expensive side, and it doesn't have a belt clip. Overall, I would recommend this drill to anyone who needs a high-quality drill for demanding applications.

Here are some additional thoughts on the DeWalt DC390B:

  • The brushless motor is a great feature, as it provides more power and runtime than a brushed motor.
  • The 2-speed transmission is also a nice touch, as it allows you to choose the right speed for the job.
  • The chuck is durable and can accommodate a wide range of drill bits.
  • The drill is lightweight and compact, making it easy to carry and use.
  • The battery life is long, so you won't have to worry about running out of power in the middle of a job.

Overall, the DeWalt DC390B is a great drill that is perfect for demanding applications. It is powerful, reliable, and easy to use. If you are looking for a high-quality drill, I would definitely recommend this one.

DeWalt DC390B Where To Buy

some places where you can buy the DeWalt DC390B and spare parts:

  • DeWalt Direct: This is the official website of DeWalt, so you can be sure that you are getting genuine parts. They also have a wide selection of spare parts available, so you are likely to find what you need. Image of DeWalt Direct website
  • Walmart: Walmart is a great place to find tools and hardware at a good price. They often have sales on DeWalt products, so you can get a good deal. Image of Walmart website
  • Amazon: Amazon is another great option for finding DeWalt products. They have a wide selection of products available, and you can often find them at a lower price than other retailers. Image of Amazon website
  • Best Buy: Best Buy is a good option if you are looking for a brick-and-mortar store to buy your DeWalt products. They have a wide selection of products available, and you can also get help from their knowledgeable staff. Image of Best Buy website
  • Lowe's: Lowe's is another good option for buying DeWalt products in a brick-and-mortar store. They have a wide selection of products available, and you can also get help from their knowledgeable staff. Image of Lowe's website
  • eBay: eBay is a good option if you are looking for a used DeWalt DC390B or spare parts. You can often find good deals on used products on eBay. Image of eBay website

I hope this helps!

DeWalt DC390B Problems and Solutions

some common issues and problems with the DeWalt DC390B and their solutions:

  • The tool won't turn on.
    1. Check the battery to make sure it is charged.
    2. Make sure the tool is switched to the "On" position.
    3. If the tool still won't turn on, try cleaning the contacts on the battery and the tool.
  • The tool is not getting enough power.
    1. Make sure the battery is fully charged.
    2. Try using a different battery.
    3. If the tool is still not getting enough power, it may be defective.
  • The tool is making a strange noise.
    1. Check the tool to make sure there are no objects blocking the airflow.
    2. If the noise is still there, it may be a sign of a problem with the motor.
  • The tool is not driving screws properly.
    1. Make sure the bit is properly seated in the chuck.
    2. Check the bit to make sure it is sharp.
    3. If the tool is still not driving screws properly, it may be a sign of a problem with the clutch.

Here are some additional tips from experts to help you troubleshoot and solve problems with your DeWalt DC390B:

  • Always use the correct battery for your tool. Using a battery that is not designed for your tool can damage the tool or the battery.
  • Clean the tool regularly. Dust and debris can build up inside the tool and cause problems.
  • Store the tool in a cool, dry place. Extreme temperatures can damage the tool.
  • If you are having problems with your tool, take it to a qualified technician for repairs. Do not attempt to repair the tool yourself unless you are qualified to do so.

I hope this helps!

DeWalt DC390B Manual

DeWalt DC390B Cordless Circular Saw

Safety Information

  • Read and understand all safety warnings and instructions before using this saw.
  • Keep this manual for future reference.
  • Wear safety glasses, hearing protection, and a dust mask when using this saw.
  • Do not use this saw if it is damaged.
  • Keep the saw clean and free of debris.
  • Disconnect the saw from the battery pack before making any adjustments or repairs.
  • Do not use the saw in wet or damp conditions.
  • Do not use the saw for any purpose other than what it is intended for.
  • Keep children and bystanders away from the saw when it is in use.

Before Use

  • Make sure the saw is turned off and the battery pack is disconnected before making any adjustments or repairs.
  • Inspect the saw for any damage before using it.
  • Do not use the saw if it is damaged.
  • Make sure the saw is properly assembled before using it.
  • Read the instructions carefully before using the saw.

Troubleshooting

  • If the saw is not working properly, check the following:
    • Is the battery pack properly inserted?
    • Is the saw turned on?
    • Is the blade dull or damaged?
    • Is the saw obstructed?
  • If the saw is still not working properly, contact DeWalt customer service.

Maintenance

  • Keep the saw clean and free of debris.
  • Inspect the saw for any damage on a regular basis.
  • Replace the blade as needed.
  • Do not use the saw if it is damaged.
  • Store the saw in a cool, dry place.

Warranty

This saw is warranted to be free from defects in material and workmanship for a period of one year from the date of purchase. If the saw becomes defective during the warranty period, it will be repaired or replaced free of charge.

Contact Information

DeWalt 701 East Joppa Road Baltimore, MD 21286

Phone: 1-800-4-DEWALT (1-800-433-9258)

Email: [email protected]

Website: www.dewalt.com

Additional Information

  • The saw can be used with a variety of blades, including:
    • Framing blades
    • Rip blades
    • General-purpose blades
  • The saw can be used to cut a variety of materials, including:
    • Wood
    • Plywood
    • Sheet metal
  • The saw has a number of safety features, including:
    • Kickback guard
    • Anti-restart circuit
    • Soft start
  • The saw comes with a number of accessories, including:
    • Blade wrench
    • Work light
    • Carrying case

I hope this manual has been helpful. Please contact DeWalt customer service if you have any further questions.

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