Description:

Key Features

Dial In the Cut This DeWALT angle grinder gives you variable speed control, so you can match wheel speed to the material and the job. That means better control on lighter work and full output when you need to lean on it. Brushless Power The brushless motor delivers up to 1,640 maximum watts out and 9,000 no-load RPM. In plain terms, it has the power for cutting, grinding, and cleanup work without dragging like an underbuilt grinder. Built-In Shutoff Protection The ANTI-ROTATION system monitors excessive rotational motion and shuts the tool down if needed. That matters when a grinder binds up, because keeping the tool from twisting hard in your hands is a real-world safety upgrade.

Overview

The DeWALT DCG410VSB 20V MAX XR 4-1/2 in. - 5 in. Brushless Variable Speed Paddle Switch Angle Grinder is a cordless angle grinder built for cutting, grinding, and surface prep on demanding jobsites. This is a cordless angle grinder designed for metal cutting, grinding, and general fabrication work. Model Number: DCG410VSB. If you want cordless freedom without stepping down too far in performance, this is the kind of grinder that makes sense for contractors, welders, steel crews, and serious DIY users working with metal.

The big story here is control. DeWALT gave this grinder variable speed capability, which is a practical upgrade, not a throwaway feature. Different wheels and different materials do better at different speeds, and being able to adjust wheel speed helps you work cleaner and with more confidence. When you need full output, the brushless motor delivers up to 1,640 maximum watts out and 9,000 RPM no load, giving this tool the kind of top-end performance you want for aggressive cutting and grinding.

The paddle switch layout is a good fit for users who want a more natural grip and quick control while moving through cuts or grinding passes. On a grinder, switch style matters because it changes how the tool feels when you are repositioning or working at awkward angles. The side handle, guard, wrench, and flange hardware included in the box mean you are getting the core setup needed to put the tool to work with the wheel and battery you choose.

DeWALT also leaned into jobsite safety with its PERFORM & PROTECT approach. The standout feature is the ANTI-ROTATION system, which senses excessive rotational motion and shuts the tool down. That is the kind of feature that matters most when a wheel catches unexpectedly. This model also includes an E-BRAKE callout in DeWALT product graphics, which is useful on a grinder because stopping the wheel faster helps when you are setting the tool down or transitioning between tasks.

From a system standpoint, this is part of the DeWALT 20V MAX platform, so it fits users already invested in DeWALT cordless batteries and chargers. It is sold as a tool only, which keeps the upfront cost lower if you already own compatible packs. It is also TOOL CONNECT Chip-Ready, with the chip sold separately, for crews that track assets, and it works with the WIRELESS TOOL CONTROL system when paired with a compatible DeWALT dust extractor sold separately.

The grinder accepts 4-1/2 in. to 5 in. wheels, which is the sweet spot for a lot of everyday grinder work. That size range is common for pipe cutting, rebar cutting, weld cleanup, edge grinding, and surface prep because it balances reach, control, and portability. With a 5/8 in. arbor, it fits a widely used wheel standard, which makes accessory sourcing a lot easier when you need cutoff wheels, grinding wheels, flap discs, or other attachments.

Who should buy it? If you are already on DeWALT 20V MAX and need a serious cordless grinder with more control than a basic single-speed model, this is the right lane. It makes sense for metalworking, construction, mechanical trades, and maintenance crews that need to move around the job without dragging a cord. It is also a good pick for buyers who care about safety tech and fleet management features, not just raw speed.

At a Glance

20V Battery Platform 9,000 RPM No-Load Speed 1,640 MWO Maximum Watts Out 4-1/2 in. - 5 in. Wheel Capacity

Control Speed for the Work

Variable speed is what separates this grinder from a basic one-speed tool. When you can tune the wheel speed to the material, you get better control, cleaner work, and less guesswork when switching between cutting and grinding tasks.

• Variable speed functionality helps match wheel speed to the application
• Built for a wide range of metal cutting and grinding work
• Paddle switch layout supports controlled operation in active use

Power That Keeps Up

A cordless grinder only earns its place if it has the output to do real work. The brushless motor on this model delivers enough top-end performance for tougher cutting and grinding jobs, making it a practical option for pros who do not want to be tied to a cord.

• Brushless motor delivers up to 1,640 MWO
• Up to 9,000 RPM no load for aggressive grinding and cutting
• Part of DeWALT's stronger 20V MAX angle grinder lineup

Protection When a Wheel Binds

Grinders can get sketchy fast when a wheel grabs. The ANTI-ROTATION system is here for exactly that moment, sensing excessive rotational motion and shutting the tool down to help keep the grinder from twisting hard in your hands.

• ANTI-ROTATION system helps maximize control during bind-up events
• Part of DeWALT PERFORM & PROTECT safety-focused design
• Useful for demanding cutting and grinding where kickback risk is real

What's in the Box

• (1) DeWALT DCG410VSB 20V MAX XR Brushless Cordless 4-1/2 in. - 5 in. Variable Speed Paddle Switch Angle Grinder
• (1) 5 in. Type 27 Guard
• (1) Side Handle
• (1) Wrench
• (1) Inner and Outer Flange

Battery, charger, and grinding wheel are sold separately.

Key Specifications

Compatibility

Battery Platform Works on the DeWALT 20V MAX battery platform. Battery and charger are not included with this tool-only version. Wheel and Accessory Fit Accepts 4-1/2 in. to 5 in. grinder wheels and uses a 5/8 in. arbor for common cutoff wheels, grinding wheels, and flap discs. Asset Management TOOL CONNECT Chip-Ready design supports DeWALT asset tracking when used with the optional chip sold separately. Dust Extractor Control Works with the WIRELESS TOOL CONTROL system for on/off capability when paired with a compatible DeWALT dust extractor sold separately.

Built For

Metalworking Construction General Contracting Maintenance Pipe Cutting Rebar Cutting Weld Cleanup Surface Grinding

Pro Tip

Use the variable speed setting to back the wheel down for lighter material or finish work instead of running flat-out every time. It helps control heat, improves wheel life, and makes the grinder feel a lot less jumpy on delicate passes.

Warranty & Support

3 Year Limited Warranty. It also includes a 1 Year Free Service Contract and 90 Day Money Back Guarantee.

Tool Nut's Take

Tool Nut's Take

DeWALT DCG410VSB angle grinder for users who actually work a grinder hard

The DeWALT DCG410VSB angle grinder hits a nice middle ground: real cordless power, variable speed for better control, and safety features that matter when things go sideways.

• Who it's for: DeWALT 20V MAX users doing metal cutting, rebar work, weld cleanup, fabrication, maintenance, and general jobsite grinding.
• Why it stands out: The combination of 1,640 MWO output, 9,000 RPM top speed, variable speed control, and the ANTI-ROTATION system makes it more capable and more thoughtful than a basic cordless grinder.
• Worth knowing: This is a tool-only kit, so you need to bring your own battery, charger, and wheel. If you already run DeWALT cordless, that is not a downside. It is exactly how most pros want to buy it.

Common Questions

• Is this a cordless or corded grinder? It is a cordless grinder powered by the DeWALT 20V MAX battery platform.
• What wheel sizes does it accept? It is designed for 4-1/2 in. to 5 in. wheels.
• Does it have variable speed? Yes. DeWALT lists variable speed functionality so the user can adjust wheel speed for different materials and applications.
• Does it include a battery and charger? No. This is a tool-only version, so the battery and charger are sold separately.
• Does it have any connectivity features? Yes. It is TOOL CONNECT Chip-Ready with the chip sold separately, and it can work with WIRELESS TOOL CONTROL when paired with a compatible DeWALT dust extractor.