4.5"-5" 20V MAX* Variable Speed Grinder with FLEXVOLT ADVANTAGE™ Technology

4.5"-5" 20V MAX* Variable Speed Grinder with FLEXVOLT ADVANTAGE™ Technology

  • Variable speed functionality allows the user to adjust wheel speed for applications as needed
  • E-CLUTCH® actives in less than a tenth of a second when a pinch/stall is detected, shutting down the motor
  • Kickback Brake engages when a pinch, stall, or bind-up event is sensed. The electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the grinder, and shut the grinder off
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Product Overview

Take advantage of more power with our 20V MAX* brushless tools with FLEXVOLT ADVANTAGE™ tool technology. The DCG416VS with variable speed functionality allows user the to adjust wheel speed for applications as needed. The grinder has up to 48% more power** when paired with a DCB606 FLEXVOLT® battery vs. DCB205 20V MAX* battery. This grinder is part of our PERFORM & PROTECT™ product line with Kickback Brake and E-CLUTCH® System. Battery and charger sold separately.

Additional Features

  • Brake engages when trigger is released stopping the wheel quickly.
  • Tool Connect™ Chip Ready: Chip pocket accepts Tool Connect™ Chip DCE042 and connects with Tool Connect™ Site Manager app for easy asset management on the jobsite. (DCE042 sold separately)
  • Wireless Tool Control System™ - Wireless ON/OFF capability when paired with a compatible DEWALT® dust extractor (sold separately) via Wireless Tool Control™ System


  • (1) DCG409VSB
  • (1) Type 27 Guard
  • (1) Side Handle
  • (1) Hex Key
  • (1) Flange


Product Length
13 in
No Load Speed (RPM)
Number of Speed Settings
Power Source
Battery Type
Disc Diameter
4.5 / 5 in
Product Weight
3.92 lbs
20V W


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.

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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.
  • ** DCG409VSB using a DCB606 FLEXVOLT(R) battery vs. DCB205 DEWALT 20V MAX* battery (batteries sold separately)