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10 Best Dewalt Grinders 2025 in the United States

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Our Top Picks

#1

Winner

DEWALT 20V MAX* Angle Grinder Tool, Tool Only (DCG413B)

Rating
9.7
Chosen by1,346
Power Source
Motor Power
Speed (RPM)

Most important from
15035 reviews

Power Source
The cordless design offers incredible convenience, allowing for free movement around the workspace.
Motor Power
Powerful performance with smooth and efficient cutting through metal and grinding down rough edges.
Speed (RPM)
6K RPM is adequate for light to moderate jobs, and the tool is well thought out.
Weight and Ergonomics
Ergonomic design reduces hand fatigue and makes precise work easier.
Safety Features
The paddle switch is responsive and adds a crucial layer of safety.

The DEWALT 20V MAX Angle Grinder (DCG413B) is a solid choice for those looking for a powerful and versatile tool for grinding tasks. Its brushless motor enhances efficiency and eliminates the need for brush changes, making maintenance easier. The grinder operates at a maximum speed of 3450 RPM, ideal for various grinding applications, and its lightweight design (3.75 pounds) makes it easy to handle during extended use.

One of the standout features is its safety mechanisms. The electronic brake stops the wheel quickly, which can prevent accidents and injuries. Additionally, the kickback brake and E-Switch protection further enhance safety by minimizing unexpected starts and stops. This is particularly beneficial for DIYers and professionals alike who prioritize safety while working.

However, there are some considerations to keep in mind. As a tool-only option, it does not come with a battery or charger, which means users will need to purchase these separately if they don't already have them. This could be an added cost for those just starting their tool collection. Furthermore, while the grinder is powerful, its 4-1/2 inch disc size may be limiting for more extensive projects requiring larger discs.

Rating
9.7
Chosen by1,346
Power Source
Motor Power
Speed (RPM)

Most important from
15035 reviews

Power Source
The cordless design offers incredible convenience, allowing for free movement around the workspace.
Motor Power
Powerful performance with smooth and efficient cutting through metal and grinding down rough edges.
Speed (RPM)
6K RPM is adequate for light to moderate jobs, and the tool is well thought out.
Weight and Ergonomics
Ergonomic design reduces hand fatigue and makes precise work easier.
Safety Features
The paddle switch is responsive and adds a crucial layer of safety.
#2

DEWALT Angle Grinder, 4.5 Inch, 11 Amp, With Paddle Switch (DWE402)

Rating
9.4
Power Source
Motor Power
Weight and Ergonomics

Most important from
6533 reviews

Power Source
The corded design ensures consistent power, though a longer cord would be preferable for some users.
Motor Power
The DEWALT Angle Grinder is a beast with its powerful 11 Amp motor, making it ideal for tough work.
Weight and Ergonomics
Users love the ergonomic grip and the convenience of the paddle switch with a built-in safety switch.
Safety Features
This grinder's design and ability to do real work are highly appreciated, with features like a 360-degree adjustable guard and tool-less wheel changes.

The DEWALT Angle Grinder (DWE402) is a powerful tool designed for those who need reliability and performance in their grinding tasks. With an 11 Amp motor that reaches 11,000 RPM, it offers impressive power for various applications, making it suitable for both professional and DIY use. Its lightweight design enhances maneuverability, which is great for extended work sessions. The ergonomic grip and newly designed side handle contribute to user comfort, minimizing fatigue during lengthy projects.

One standout feature is the Dust Ejection System, which effectively removes dust and debris, extending the lifespan of the grinder. This is particularly beneficial for those working in environments where dust accumulation can be a problem. The oversized brushes ensure double the lifespan compared to previous models, which translates into fewer interruptions for maintenance.

However, the DEWALT grinder does have some drawbacks. Its corded design means you are tethered to a power outlet, which may limit your mobility, especially in larger workspaces. Additionally, while the quick-change wheel release is a convenient feature, some users might find it slightly finicky at times. It's also worth noting that while it offers great power, the noise level during operation can be higher than battery-operated models.

In terms of safety, features like the One-Touch Guard for easy adjustment and auto-off brushes that shut down the tool when worn are reassuring for users who prioritize safety. With all these features, the DEWALT Angle Grinder is particularly suitable for those who engage in metalworking or heavy-duty grinding and cutting tasks, but may not be the best fit for casual users looking for a lightweight or battery-powered option.

Rating
9.4
Power Source
Motor Power
Weight and Ergonomics

Most important from
6533 reviews

Power Source
The corded design ensures consistent power, though a longer cord would be preferable for some users.
Motor Power
The DEWALT Angle Grinder is a beast with its powerful 11 Amp motor, making it ideal for tough work.
Weight and Ergonomics
Users love the ergonomic grip and the convenience of the paddle switch with a built-in safety switch.
Safety Features
This grinder's design and ability to do real work are highly appreciated, with features like a 360-degree adjustable guard and tool-less wheel changes.
#3

DEWALT FLEXVOLT ADVANTAGE 20V MAX* Angle Grinder, Paddle Switch, 4-1/2-Inch to 5-Inch, Tool Only (DCG416B)

Rating
9.2
Power Source
Motor Power
Disc Size

Most important from
2658 reviews

Power Source
The FLEXVOLT battery significantly enhances power and longevity, providing a noticeable performance boost and longer run times compared to standard 20V batteries.
Motor Power
This tool is impressively powerful and can handle demanding tasks with ease, comparable to or even surpassing many corded grinders.
Disc Size
The ability to use both 4 1/2” and 5” discs offers versatility, expanding the range of applications for the tool.
Weight and Ergonomics
The paddle switch, while initially awkward, becomes manageable with practice and offers better control during use.
Safety Features
The safety shutoff feature is a game-changer, instantly cutting power to prevent blade fraying, cracking, and shattering, thus enhancing user safety and prolonging blade life.

The DEWALT FLEXVOLT ADVANTAGE 20V MAX Angle Grinder is a strong contender in the battery-powered grinder category, particularly appealing to those who require a tool for cutting and grinding tasks without the hassle of cords. One of its standout strengths is its ability to deliver up to 54% more power when paired with FLEXVOLT batteries, enhancing performance for demanding jobs. This feature makes it a great option for both professional contractors and DIY enthusiasts looking for robust capabilities.

Safety is a key focus in this model, boasting features like the Kickback Brake, which rapidly stops the wheel in case of a bind-up, and the E-CLUTCH, designed to shut down the motor promptly if a stall is detected. These mechanisms provide added peace of mind for users, especially those who may not be as experienced with power tools.

In terms of ergonomics, the grinder is designed to be relatively lightweight and easy to handle, which can be beneficial during extended use. It's compatible with DEWALT's 20V MAX and FLEXVOLT batteries, offering versatility for users who already own other DEWALT tools. While it excels in power, the fact that it is a tool-only option means users will need to invest in batteries and a charger separately, which could increase initial costs. Moreover, while the Tool Connect feature adds some technological convenience, it's an optional add-on, meaning users must purchase it separately to enjoy that benefit. This may not be essential for everyone, especially those who prefer a straightforward tool without smart features. This angle grinder serves as a solid choice for those needing a reliable, powerful tool for grinding and cutting tasks, particularly in professional or heavy-duty contexts.

Rating
9.2
Power Source
Motor Power
Disc Size

Most important from
2658 reviews

Power Source
The FLEXVOLT battery significantly enhances power and longevity, providing a noticeable performance boost and longer run times compared to standard 20V batteries.
Motor Power
This tool is impressively powerful and can handle demanding tasks with ease, comparable to or even surpassing many corded grinders.
Disc Size
The ability to use both 4 1/2” and 5” discs offers versatility, expanding the range of applications for the tool.
Weight and Ergonomics
The paddle switch, while initially awkward, becomes manageable with practice and offers better control during use.
Safety Features
The safety shutoff feature is a game-changer, instantly cutting power to prevent blade fraying, cracking, and shattering, thus enhancing user safety and prolonging blade life.

Buying Guide for the Best Dewalt Grinders

When choosing a DeWalt grinder, it's important to consider the specific tasks you plan to use it for. Grinders are versatile tools that can be used for cutting, grinding, polishing, and more. Understanding the key specifications will help you select the best model for your needs. Here are the main specs to consider and how to navigate them.
Power SourceGrinders can be powered by electricity (corded) or batteries (cordless). Corded grinders are typically more powerful and are ideal for heavy-duty tasks that require continuous power. Cordless grinders offer more flexibility and portability, making them suitable for jobs where mobility is important. Choose a corded grinder if you need consistent power for long periods, and a cordless one if you need to move around a lot or work in areas without easy access to power outlets.
Motor PowerMotor power is measured in amps for corded grinders and volts for cordless ones. Higher motor power means the grinder can handle tougher materials and more demanding tasks. For light to medium tasks like sharpening tools or cutting small pieces of metal, a grinder with lower motor power (around 6-8 amps or 18-20 volts) is sufficient. For heavy-duty tasks like cutting thick metal or concrete, look for a grinder with higher motor power (10 amps or more, or 20+ volts).
Disc SizeThe disc size determines the depth of cut and the surface area that can be worked on. Common disc sizes are 4.5 inches, 5 inches, and 7 inches. Smaller discs (4.5-5 inches) are suitable for precision work and smaller projects, while larger discs (7 inches) are better for heavy-duty tasks and larger surfaces. Choose a disc size based on the type of work you plan to do; smaller discs for detailed work and larger discs for more extensive cutting and grinding.
Speed (RPM)The speed of a grinder is measured in revolutions per minute (RPM). Higher RPMs mean the grinder can cut or grind faster. For general-purpose grinding and cutting, a speed of around 8,000-10,000 RPM is adequate. For more specialized tasks that require precision and control, such as polishing or working with delicate materials, a lower speed may be preferable. Some grinders come with variable speed settings, allowing you to adjust the speed based on the task at hand.
Weight and ErgonomicsThe weight and design of the grinder affect how comfortable it is to use, especially for extended periods. Lighter grinders are easier to handle and reduce fatigue, making them suitable for tasks that require precision and control. Heavier grinders are more stable and can handle more demanding tasks but may be tiring to use for long periods. Consider the balance between weight and power, and look for features like ergonomic handles and vibration reduction to enhance comfort.
Safety FeaturesSafety features are crucial when working with grinders, as they can help prevent accidents and injuries. Look for grinders with features like a safety guard to protect against debris, a spindle lock for easy disc changes, and an automatic shut-off to prevent overheating. Some models also have anti-kickback features to reduce the risk of the tool jerking suddenly. Prioritize safety features that match the type of work you will be doing and the environments in which you will be working.

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