DCG420B
ATOMIC COMPACT SERIES™ 20V MAX* Die Grinder (Tool Only)
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Product details
Complete high-powered applications in tight spaces with the ATOMIC COMPACT SERIES™ 20V MAX* Die Grinder (battery and charger sold separately) that delivers optimized maneuverability and up to 445 MWO. This unit is equipped with the DEWALT ANTI-ROTATION System to help maximize control. This feature quickly stops the wheel when a pinch, stall, or bind-up event is sensed, reducing reactionary torque. An ergonomic design allows this tool to access ultra tight spaces. Replace pneumatic die grinders with this cordless solution that delivers untethered performance, productivity, and pneumatic-like power†.
- Help Maximize Control - Equipped with the DEWALT ANTI-ROTATION System This feature quickly stops the wheel when a pinch, stall, or bind-up event is sensed, reducing reactionary torque The switch needs to be cycled (turned on and off) to restart the tool
- Ergonomic Design - Complete applications with a slim, ergonomic design and up to 19% more power than 05 HP rated pneumatic die grinders† for access into ultra tight spaces without sacrificing power
- Electronic Brake - Help maintain control with the electronic brake designed to stop the wheel in less than 1 second** after the on/off trigger is released
- Compact Design - Access hard-to-reach areas with a grinder 45% smaller than leading competitor's
- Easy Wheel Changes - Change wheels quickly with the spindle lock removing the need for multiple wrenches
- Up To 2X The Power Of Leading Competitor's Die Grinder†† - Take on demanding applications with a powerful brushless motor that delivers up to 445 MWO
- Variable Speed Trigger - Match speed to application to help optimize performance with variable speed up to 24,500 RPM
- Paddle Switch - Replicate the performance of pneumatic tools with the lock off paddle and no-lock on feature
- Forward Exhaust System - Direct air away from the user with an exhaust system that helps prevent overheating from the motor
- High Visibility - Help illuminate work surface with bright, onboard LED
Product Type
Die Grinder
Voltage
20V
Cordless or Corded
Cordless
Power Source
Cordless
Tool Only
Yes
- (1) DCG420 ATOMIC COMPACT SERIES™ 20V MAX* Die Grinder
- (1) 1/4 in. Collet
- (1) Wrench
- 3 Year Limited Warranty, 1 Year Free Service, 90 Days Satisfaction Guaranteed
Our DEWALT® Customer Service team is available 24 hours a day, 7 days a week. Contact us via chat, form, or phone.
Customer Support* *Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.
* **On average, using 2" cutting wheel (not included).
* †Compared to 0.5 HP rated pneumatic die grinders, based on MWO using DCBP034 battery (sold separately).
* ††Based on MWO using DCBP320 battery (sold separately) vs. leading competitor's Die Grinder.
* ‡Tool only, based on volume vs. leading competitor's Die Grinder.
* ‡‡Additional subscription charge and third-party data charges may apply.
Downloads and manuals
Instruction Manual, Type 1
NA577999_DCG420_T1_NA.pdf
PDF
Instruction Manual, Type 1
NA577999_DCG420_T1_NA.251994.pdf
PDF
Exploded Diagram, Type 1
NB037969_DCG420_T1_20250723.svg
SVG
Exploded Diagram, Type 1
NB037969_DCG420_T1_20260212.299534.svg
SVG
Exploded Diagram, Type 1
NB037969_DCG420_T1_20260212.302239.svg
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