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DCG408B

DEWALT® 20V MAX* Brushless Cordless 4 1/2-in. Paddle-Switch Grinder (Tool Only)

A yellow and black DEWALT 20V brushless cordless angle grinder with a handle and protective guard, shown from the side against a white background.

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Product details

Complete grinding applications with the 20V MAX* Brushless Cordless 4.5 in. Paddle-Switch Angle Grinder that maintains constant speed under load. Equipped with overload protection and an efficient brushless motor, this cordless tool accommodates 4.5 in. wheels and includes both a Type B guard for grinding and a Clip-On Guard to convert the Type B guard for cutting operations. Designed for versatility and durability, this grinder features mesh screens that help prevent debris that can cause damage from entering internal components. Offering paddle-switch operation that allows the user to conveniently start and stop their grinder, the 20V MAX* Brushless Cordless 4.5 in. Paddle-Switch Angle Grinder is ideal for tough days on the job. Battery & Charger Sold Separately

  • Run Time - Up to 56 cuts of 1/2 " rebar*
  • PERFORM & PROTECT - This grinder is equipped with anti-rotation features including a kickback brake and E-CLUTCH.
  • Powerful Performance - Take on tough jobs with a brushless motor engineered to deliver up to 850 MWO and up to 9,000 RPM (no load).
  • Ideal for Common Size Applications - Accommodates common regional market requirements with a 4 in. - 5 in. Wheel acceptance.
  • Brushless Motor - Maintains constant speed under load and minimizes maintenance with an efficient brushless motor that doesn't require brush changes.
  • Paddle-switch Operation - Help prevent accidental start ups with an intuitive paddle switch which allows users to quickly shut off and activate the grinder as needed
  • Quick-change Guard Removal - Quickly remove guard with tool-free change system.
  • Durable Engineering - Helps block debris from entering internal components with mesh screens

Product Type
Angle Grinder
Voltage
20V
Cordless or Corded
Cordless
Power Source
Battery
Tool Only
Yes

  • (10) DCG408 4 1/2 IN. Grinder
  • (10) Side Handle
  • (10) Clip-On Guard
  • (10) Inner & Outer Flange
  • (10) Hex Wrench

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

* (1) DCG408B: ** - Per charge, using DCB205 battery and DW8062 cutting wheel (battery and cutting wheel sold separately).

Downloads and manuals

Instruction Manual, Type 1
NA532201_DCG407_DCG408_T1_NA.pdf
PDF
Exploded Diagram, Type 1
NA542902_DCG408_T1.svg
SVG
Exploded Diagram, Type 1
NA542902_DCG407_T1_20250422.svg
SVG
Exploded Diagram, Type 1
NA542902_DCG408_T1_20250422.svg
SVG
Exploded Diagram, Type 1
NA542902_DCG408_T1_EU_NA_LA_20250507.svg
SVG

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Performance matters, so choose from a wide-range of battery options designed to maximize power, runtime, and space.

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20V MAX* tools are engineered to meet the specific needs of the most demanding trades.

Yellow graphic states battery and charger not included with product.

Bare tool notice

This item does not include a battery or charger. Compatible batteries and accessories can be found within the 20V MAX* system.

Yellow graphic states battery and charger not included with product.
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Our fastest growing system

With 300+ products that keep you productive on the jobsite, 20V MAX* is a system you can build on.