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DCG402 DEWALT Atomic Lithium Ion Cordless Angle Grinder

DCG402 DEWALT Atomic Lithium Ion Cordless Angle Grinder
Product Information
BrandDEWALT
Manufacturer Part NumberDCG402
TypeANGLE GRINDER
Voltage20V
Disc Diameter4-1/2 IN.
Power SourceBATTERY
Battery IncludedNO
Battery TechnologyLITHIUM-ION
ColorYELLOW BLACK

Review DEWALT Atomic 20v Max Lithium-ion Cordless 4-1/2 Inch Angle Grinder

Introducing the Dewalt DCG402 Atomic 20V Max Lithium-Ion Cordless 4-1/2 Angle Grinder, a powerful and versatile tool designed to tackle a variety of grinding and cutting applications. This compact angle grinder boasts an impressive motor, delivering 5700 RPM for efficient material removal and superior performance.

The Dewalt DCG402 features a state-of-the-art brushless motor that offers extended run time, longer motor life, and increased efficiency. The motor provides constant speed under load, ensuring optimal performance during demanding tasks. This angle grinder also comes with a 4-1/2 inch grinding wheel and a 4-1/2 inch cutting wheel, allowing you to switch between grinding and cutting applications with ease.

One of the standout features of this angle grinder is its lightweight and compact design. Weighing only 3.6 lbs, the DCG402 is easy to maneuver, making it ideal for both indoor and outdoor projects. It also comes with a comfortable over-molded rubber grip that reduces user fatigue, allowing for extended use.

Equipped with a protective guard and spacer, the Dewalt DCG402 ensures user safety during operation. The tool-free guard and wheel changes allow for quick and easy adjustments, saving you valuable time on the job. Additionally, the grinder comes with an integrated dust ejection port that helps to keep the user's line of sight clear, reducing eye strain and improving productivity.

The Dewalt DCG402 Atomic angle grinder is powered by the FLEXVOLT System, which allows the tool to be used interchangeably with Dewalt 20V Max and FLEXVOLT batteries. This gives users the flexibility to choose the battery that best suits their project requirements and power demands.

In summary, the Dewalt DCG402 Atomic 20V Max Lithium-Ion Cordless 4-1/2 Angle Grinder is a high-performance, versatile, and efficient tool that is perfect for a wide range of grinding and cutting applications. With its powerful brushless motor, compact design, and user-friendly features, this angle grinder is an essential addition to any toolbox.

Pros and Cons of Buying Dewalt DCG402 Atomic 20V Lithium-Ion Cordless 4-1/2 Angle Grinder

The Dewalt DCG402 Atomic 20V Lithium-Ion Cordless 4-1/2 Angle Grinder is a powerful and versatile tool for various grinding applications. Here are some pros and cons to help you make an informed decision about purchasing this grinder.

Pros:

1. Compact and Lightweight: Weighing only 3.6 lbs, the Dewalt DCG402 is one of the lightest angle grinders in its class, making it easy to maneuver and carry around for extended periods.

2. High Performance: This grinder delivers 11,000 RPM, ensuring fast material removal and efficient grinding.

3. Brushless Motor: The brushless motor offers increased efficiency, longer motor life, and reduced maintenance compared to brushed motors.

4. Variable Speed Trigger: The variable speed trigger allows the user to control the speed of the grinder based on the application, providing better control and precision.

5. Quiet Operation: The Dewalt DCG402 is relatively quiet compared to other angle grinders, making it more comfortable to use in confined spaces or for longer periods.

6. Lithium-Ion Battery: The grinder uses a 20V Max Lithium-Ion battery, providing longer run time, higher capacity, and faster charge times than traditional Nickel-Cadmium batteries.

7. Tool-less Guard and Spark Protector: The guard and spark protector can be easily removed and installed without the need for tools, saving time and increasing convenience.

Cons:

1. Expensive: The Dewalt DCG402 is more expensive than some other angle grinders on the market, which may be a deterrent for some buyers.

2. Battery Not Included: The grinder does not come with a battery, meaning buyers will have to purchase one separately, adding to the overall cost.

3. Not Suitable for Heavy-Duty Applications: While this grinder is powerful and versatile, it may not be suitable for heavy-duty applications, such as grinding thick materials or large quantities.

4. Limited Accessory Compatibility: Some accessories may not be compatible with the Dewalt DCG402, which may limit the user's ability to perform certain tasks.

Conclusion:

The Dewalt DCG402 Atomic 20V Lithium-Ion Cordless 4-1/2 Angle Grinder is a high-performance, compact, and lightweight tool that is ideal for various grinding applications. With its powerful brushless motor, variable speed trigger, and quiet operation, this grinder offers numerous advantages over traditional angle grinders. However, its relatively high cost, limited accessory compatibility, and lack of a battery may be drawbacks for some buyers. Ultimately, if you require a versatile, efficient, and convenient angle grinder for a range of grinding tasks, the Dewalt DCG402 is an excellent choice.

Recommendation:

If you're looking for a powerful, lightweight, and versatile angle grinder for various grinding applications, the Dewalt DCG402 Atomic 20V Lithium-Ion Cordless 4-1/2 Angle Grinder is an excellent choice. Its compact size, high performance, brushless motor, and quiet operation make it a valuable addition to any toolbox. However, be prepared for the higher cost and the need to purchase a battery separately. Overall, the Dewalt DCG402 is a well-designed and reliable tool that is worth the investment for professionals and DIY enthusiasts alike.

Details:

Voltage : 20v. See images for details. Battery included: no. Battery technology: lithium-ion.

Pawn America key technical specifications: : brand: Dewalt. Disc diameter: 4-1/2 in. Model: DCG402. The locking nut is not included.

Color: yellow - black. Tested fully, works well. Features: : the Dewalt DCG402 atomic 20v max cordless angle grinder delivers powerful performance in a compact and versatile design. Type: angle grinder.

The tool includes a spindle lock for quick wheel changes, lock-off paddle switch added control, and forward exhaust system designed to direct airflow away from the user while helping reduce motor heat buildup. There is moderate surface and handling wear on the body. Manufacturer warranty: none. Does not include a battery pack.

Power source: battery.

specifications grindcatch:

  • brand: Dewalt
  • mpn: Dcg402
  • type: Angle Grinder
  • voltage: 20v
  • disc diameter: 4-1/2 In.
  • power source: Battery
  • battery included: No
  • battery technology: Lithium-ion
  • color: Yellow Black

payments grindcatch:

  • credit card: mastercard
  • wallet: paypal
  • other

offer grindcatch:

  • prices: $190.00–$204.95
  • item condition: New
  • started: june 8, 2026
  • availability: in stock
  • options: ship-to-home
  • in stock #: 5
  • sold #: 6

seller grindcatch:

  • city: appleton, wisconsin
  • # reviews: 216981
  • rating: 99.7%

returns grindcatch:

  • method: money back
  • policy: returns accepted
  • paid by: seller
  • time: 30 days

general grindcatch:

  • category: Home & Garden > Workshop Equipment > Power Tools > Grinders

shipping grindcatch:

  • service: ups ground, ups next day air saver, ups 2nd day air, usps priority mail
  • class: standard, one-day, expedited
  • carrier: ups, usps
  • transit: 3-7 days
  • type: calculated
rating: 99.7% out of 100 based on 981 user ratings.
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