Three DEWALT cordless power tools are placed on a metal workbench surrounded by various metal parts and industrial equipment.

BUILT TO CHANGE THE WAY YOU WORK

There are no limits to your job's demands. So, stop being limited by cords and air hoses. ATOMIC COMPACT SERIES™ 20V MAX* grinders give you the freedom to work anywhere in a compact size and even deliver more power than pneumatic grinders**.

A person wearing protective gloves and a work jacket is using a DEWALT cordless angle grinder to cut or grind a large metal pipe, with sparks flying from the tool.

POWERFUL PERFORMANCE

For various applications, DCG400 delivers up to 44% more power than 0.7 HP rated pneumatic angle grinders***.

A person wearing protective gloves uses a DEWALT cordless angle grinder to cut metal, producing sparks on a workshop table.

COMPACT ERGONOMIC DESIGN

Ideal for tight spaces, DCG402 is 29% smaller than the DEWALT cordless 4.5 in. grinder‡.

Person using a DEWALT cordless grinder (model DCG422E1) to cut metal under a vehicle, with protective gloves and face shield, sparks flying from the work area.

PRODUCTIVITY AND CONTROL

Part of the DEWALT 20V MAX* System, the cordless design eliminates hoses for fewer restrictions and has a built-in anti-rotation control feature.

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A MAJOR INDUSTRY BREAKTHROUGH

See for yourself how ATOMIC COMPACT SERIES™ Grinders are changing the game with innovative cordless control and consistency.

A person wearing black gloves uses a DEWALT cordless angle grinder to cut or grind metal, with sparks flying in a workshop setting.
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THE FREEDOM TO WORK ANYWHERE

A person wearing protective gloves using a DEWALT cordless angle grinder to work on a metal surface, with sparks visible from the grinding process.
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WELD PROCESSING

Remove excess material, prep, and clean welds with control.

A person wearing protective gear is using a DEWALT cordless tool to work on a metal piece in an industrial setting. The tool is equipped with a light and the person is using gloves and a face shield for safety.
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BEVELING AND DEBURRING

Smooth plate and pipe edges for seamless welded connections.

A person wearing protective gear is using a cordless angle grinder to cut or grind a large metal pipe in an industrial workshop. Sparks are flying as the tool makes contact with the pipe. Metal pipes and materials are stacked in the background.
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CUTTING

Cut and prep plate, pipe, sheet, or tacks with precision, every time.

A person wearing protective gear is using a DEWALT power tool to grind or polish the end of a large metal pipe in an industrial setting. There are multiple metal pipes and beams in the background.
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PIPE FABRICATION

Maneuver with ease to cut, prep, connect, and finish pipe assemblies.

A workbench in a workshop displays DEWALT power tools, including an angle grinder, cordless drill, batteries, grinding discs, wire brush attachments, and other accessories, with stacked tool storage boxes underneath.
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RUST AND COATING REMOVAL

Remove paint, coating, or rust to prep your surface for a new finish.

A person wearing gloves and a work jacket uses a yellow DEWALT cordless power tool to grind or deburr the edge of a large metal pipe in an industrial setting.

 

 PROMOTING SAFE JOBSITES 

PERFORM & PROTECT™

Designed to provide a high level of one or more of the following: dust containment, control, or low vibration, without sacrificing performance.

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Multiple DEWALT Elite Series cutting wheels of various sizes are displayed arranged on metal bars in an industrial setting.

 

 DEMAND DEWALT 

ABRASIVES

DEWALT offers a range of cutting and grinding accessories engineered to meet your high demands for performance and versatility.

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*Maximum initial battery voltage (measured without a workload) is 20 and 60 volts. Nominal voltage is 18 and 54.

**Based on MWO, for the following DEWALT® ATOMIC™ cordless grinders vs. pneumatic grinders of specified rated HP. DCG400 (using DCBP320 battery) vs. 0.7 HP rated pneumatic angle grinders. DCG402 (using DCBP320 battery) vs. 0.88 HP rated pneumatic 4.5” angle grinders. DCG420 (using DCBP034 battery) vs. 0.5 HP rated pneumatic die grinders. DCG422 (using DCBP520 battery) vs. 0.5 HP rated pneumatic die grinders.

***Based on MWO using DCBP320 battery (sold separately).

‡Tool only, based on volume vs. DCG408B Angle Grinder.