ATOMIC™ 20V MAX* 4.5 in. Angle Grinder (Tool Only)

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
Electronic Brake - Help maintain control with the electronic brake designed to stop the wheel within 1.25 seconds** after the on/off trigger is released
Ergonomic Design - Complete applications with a slim, ergonomic design that has a smaller gripping diameter†† for access into ultra tight spaces

View more features

Product Overview

Complete high-powered applications in tight spaces using the ATOMIC™ 20V MAX* Die Grinder with Lanyard Ready™ Attachment Point (battery, charger, and lanyard sold separately). This tool 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. Featuring a Lanyard Ready Attachment Point, up to 445 MWO, and a maneuverable design, this grinder is ideal for working at height. Replace pneumatic die grinders with the ATOMIC 20V MAX* Die Grinder with Lanyard Ready Attachment Point that delivers untethered performance, productivity, and pneumatic-like power†.

Additional Features

Fast Guard Changes - Quickly convert your standard Type B guard into a Type A guard with a clip on guard
Easy Wheel Changes - Change wheels quickly with the spindle lock, removing the need for multiple wrenches
Brushless Motor Performance - Take on demanding applications with up to 760 MWO and 11,000 RPM (no-load)
Paddle Switch - Designed with 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
TOOL CONNECT™ CHIP READY™ - Pair the TOOL CONNECT Chip (sold separately) and DEWALT TOOL CONNECT™ app‡ for data on jobsite asset management and tool location
Where Size Meets Power™ - ATOMIC™ power tools are part of the expanding DEWALT 20V MAX* system, offering size without compromise

Applications

Weld Processing
Beveling and Deburring
Cutting
Pipe Fabrication
Rust and Coating Removal

Includes

(1) DCG402 ATOMIC™ 20V MAX* 4 .5 in. Angle Grinder
(1) Type B Guard with Type A Clip-on Guard
(1) Type 27 Grinding Wheel
(1) Wrench
(1) Side Handle

Support

Warranty

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

Service

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

Learn More

QUEBEC DISCLOSURE: DEWALT Canada does not guarantee the availability of replacement parts, repair services or information necessary to maintain or repair products subject to and under the meaning of the Quebec Consumer Protection Act, as amended by Bill 29.

Download PDF

DIVULGATION POUR LE QUÉBEC: DEWALT Canada ne garantit pas la disponibilité de pièces de rechange, de services de réparation ou de renseignements nécessaires à l’entretien ou à la réparation de produits assujettis à la Loi sur la protection du consommateur du Québec, telle que modifiée par le projet de loi 29.

Télécharger le PDF

Support Manual

Disclaimer(s)

*Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.
**On average, using .045 T1 (DW8062) wheel (sold separately).
††Tool only based on volume vs. DCG408B Angle Grinder.
‡Additional subscription charge and third-party data charges may apply.