ATOMIC COMPACT SERIES™ 20V MAX* Brushless Cordless 1/2 in. Drill/Driver

Product Overview

Unlock powerful performance in a compact size with the ATOMIC™ 20V MAX* 1/2 in. Drill/Driver. Designed for a variety of drilling applications, this lightweight tool delivers up to 16% more power*** to help keep you productive on the jobsite.

Additional Features

  • UNLOCK POWER IN A COMPACT SIZE with 404 UWO† and up to 1,650 RPMs no-load to tackle tough jobs in tight spaces.
  • ILLUMINATE WORKSPACES using the on-tool LED work light.


  • (1) DCD794 ATOMIC COMPACT SERIES™ 20V MAX* Brushless Cordless 1/2 in. Drill/Driver
  • (1) Belt Hook


Clutch Positions
Product Length [Imperial]
5.88 in
No Load Speed (RPM)
Chuck Type
Product Width [Imperial]
2.49 in
Product Height [Imperial]
7.97 in
Chuck Capacity [Imperial]
0.5 in
Power Output
404 W
Variable Speed
Power Source
Product Weight [Imperial]
2.42 lbs
Hammer Function Indicator



  • 3 Year Limited Warranty, 1 Year Free Service, 90 Days Satisfaction Guaranteed

We’re confident of the quality of our products, and we’ll repair, without charge, any defects due to faulty materials or workmanship within the specified warranty.

Learn More


We take extensive measures to ensure all our products are made to the very highest standards and meet all relevant industry regulations.

Support Manual


  • * Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.
  • **DCD794 is Our Shortest 20V MAX* Drill Driver, tool head length only.
  • ***The DEWALT DCD794 with a DEWALT DCB203 battery (sold separately) provides up to 16% More Power vs. DEWALT DCD771 with a DEWALT DCB203 (sold separately).
  • † Based on using DCB203 battery (sold separately).