9 Best battery grinders power tools of 2025

Save up to 41% off

Best Choice

1

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

Key Features and Benefits
Enhanced power with FLEXVOLT batteries, Kickback Brake for safety, and E-CLUTCH system for rapid shutdown. Tool Connect Chip Ready for asset management.

Ideal Use Cases
Perfect for heavy-duty construction jobs requiring precise, safe cutting/grinding. Compatible with various batteries for extended use on complex projects.

Customer Reviews Summary
Highly praised for its safety features (Kickback Brake and E-CLUTCH), power efficiency with FLEXVOLT batteries, and convenient asset management via Tool Connect.
9.9

Exceptional

Our Rating

9.9
safety

9.7
Maneuverability

9.7
Comfortable
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Value for Money

2

Milwaukee
Milwaukee 2880-20 M18 FUEL Brushless Lithium-Ion 4-1/2 in. / 5 in. Cordless Small Angle Grinder with No-Lock Paddle Switch (Tool Only)

35% Off
Main highlights

Powerful Performance with Safety Features
The Milwaukee 2880-20 offers high RPMs and electronic clutch for kickback protection, ensuring powerful and safe operation.

Ideal for Heavy-Duty Grinding Tasks
Perfect for both professionals and DIY enthusiasts, this grinder handles demanding tasks with ease.

Customer Praised for Battery Efficiency
Users appreciate the Redlink Plus Intelligence for optimal battery and tool communication.
Key specs
- maximum speed:8500 RPM
- power source:Battery Powered
- special features:compact, heavy-duty
- battery:N/A
- speed:N/A
9.6

Exceptional

Our Rating

9.9
Simple to use

9.7
lasts a long time

9.7
movability
3

DEWALT
DEWALT 20V MAX 4-1/2 Inch Cordless Angle Grinder, Bare Tool Only (DCG412B)

41% Off
Main highlights

Key Features and Benefits
High-power 8,000 rpm motor, Quick-Change Wheel Release, tool-free guard adjustment, and ergonomic design for optimal control and efficiency.

Ideal Use Cases
Perfect for cutting, grinding applications in metalworking, construction, and renovation projects requiring precision and ease of use.

Customer Reviews Summary
Users highly praise the Quick-Change Wheel Release for its convenience and the grinder`s overall performance and durability.
Key specs
- maximum speed:8000 RPM
- power source:Battery Powered
- special features:heavy-duty
- battery:N/A
- speed:N/A
9.3

Excellent

Our Rating

9.9
movability

9.7
Maneuverability

9.7
Comfortable
4

AOBEN
AOBEN Cordless Angle Grinder 4-1/2 inch, 21V Battery Grinder Tool, Power Electric Grinders, Brushless Motor, 2x4.0Ah Battery & Fast Charger, for Cutting, Griding, Polishing
Main highlights

Brushless Motor Advantage
Equipped with a brushless motor for longer lifespan and stronger power.

Versatile Applications
Ideal for metal grinding, tile cutting, sanding, and rust removal.

Praised Portability
Customers appreciate its cordless design for easy use around the house.
Key specs
- maximum speed:N/A
- power source:Battery Powered
- special features:N/A
- battery:21V 4.0Ah li-ion
- speed:3 adjustable speeds
9.2

Excellent

Our Rating
5

Housiwill

Housiwill Cordless Angle Grinder Tool, 19500RPM Mini Angle Grinder, 12V Cordless Electric Power Angle Grinder Tool with 2*batteries, Grinder Handheld Cutter for Metal Wood Grinding and Cutting Yellow
9.1

Excellent

Our Rating
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6

DCA

DCA Brushless Angle Grinder 20V 4-1/2 inch, Cordless 4.0Ah Battery & 2A Fast Charger, 8500RPM, Power Angle Grinder with Cutting & Grinding Wheels, Flap Discs for Wood Metal & Rust Removal

30% Off
8.9

Very Good

Our Rating
7

ZFULVO
ZFULVO Cordless Brush Angle Grinder Kit, 19500rpm Mini Electric Angle Grinding Tool with 2pcs 16.8V 2000mAh Batteries and 5-Cutting Discs, Grinder Handheld Cutter for Metal Wood
Main highlights

Cordless Portability
The 16.8V lithium battery offers hassle-free, portable use indoors and outdoors.

Versatile Applications
Ideal for grinding, cutting, sanding, and polishing various materials like metal, tile, and wood.

Customer Praised Power
High-speed 19500 RPM motor delivers strong performance for efficient material removal.
Key specs
- maximum speed:19500 RPM
- power source:Battery Powered
- special features:Cordless, High Speed
- battery:N/A
- speed:N/A
8.7

Very Good

Our Rating

9.1
Maneuverability

8.2
worth the money

8.0
Battery Duration
8

novorik
Angle Grinder Tool,Cordless Portable Angle Grinder with 2pcs 16.8V 2000mAh Battery 5-Cutting Discs 28000rpm,Power Angle Grinder for Wood Metal Stone Concrete (brush)
Main highlights

Cordless Convenience
The NOVORIK angle grinder's cordless design offers portability, eliminating tangled cables for easy indoor and outdoor use.

Versatile Applications
Ideal for cutting wood, metal, stone, and concrete with high efficiency and stability.

Customer Praised Portability
Users appreciate its lightweight design and portability for diverse tasks.
Key specs
- maximum speed:28000 RPM
- power source:Battery Powered
- special features:Cordless Design
- battery:N/A
- speed:N/A
8.6

Very Good

Our Rating
9

FULLYEA
FULLYEA Cordless Angle Grinder Kit, 4-1/2" Power Angle Grinders with 2 * 4.0Ah Battery & 12000RPM Brushless Motor, Metal Grinder with Cutting Wheels, Electric Grinder Tool Set for Cutting, Grinding
Main highlights

Cordless Convenience and Efficiency
The FULLYEA angle grinder is cordless, offering portability and freedom for indoor and outdoor use.

Ideal for Versatile Cutting and Grinding
With 3-speed settings, it suits various tasks like cutting and grinding.

Praised for Long Battery Life
Customers appreciate the 4.0Ah batteries providing extended runtime and efficiency.
Key specs
- maximum speed:12000 RPM
- power source:Battery Powered
- special features:Cordless, Brushless Motor
- battery:N/A
- speed:N/A
8.5

Good

Our Rating

9 Best battery grinders power tools of 2025

1

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

9.9

9.7

9.7

How do we rank?

How do we rank?

Analyzing top stores

2

Milwaukee 2880-20 M18 FUEL Brushless Lithium-Ion 4-1/2 in. / 5 in. Cordless Small Angle Grinder with No-Lock Paddle Switch (Tool Only)

9.9

9.7

9.7

3

DEWALT 20V MAX 4-1/2 Inch Cordless Angle Grinder, Bare Tool Only (DCG412B)

9.9

9.7

9.7

4

AOBEN Cordless Angle Grinder 4-1/2 inch, 21V Battery Grinder Tool, Power Electric Grinders, Brushless Motor, 2x4.0Ah Battery & Fast Charger, for Cutting, Griding, Polishing

5

Housiwill Cordless Angle Grinder Tool, 19500RPM Mini Angle Grinder, 12V Cordless Electric Power Angle Grinder Tool with 2*batteries, Grinder Handheld Cutter for Metal Wood Grinding and Cutting Yellow

6

DCA Brushless Angle Grinder 20V 4-1/2 inch, Cordless 4.0Ah Battery & 2A Fast Charger, 8500RPM, Power Angle Grinder with Cutting & Grinding Wheels, Flap Discs for Wood Metal & Rust Removal

7

ZFULVO Cordless Brush Angle Grinder Kit, 19500rpm Mini Electric Angle Grinding Tool with 2pcs 16.8V 2000mAh Batteries and 5-Cutting Discs, Grinder Handheld Cutter for Metal Wood

9.1

8.2

8.0

8

Angle Grinder Tool,Cordless Portable Angle Grinder with 2pcs 16.8V 2000mAh Battery 5-Cutting Discs 28000rpm,Power Angle Grinder for Wood Metal Stone Concrete (brush)

9

FULLYEA Cordless Angle Grinder Kit, 4-1/2" Power Angle Grinders with 2 * 4.0Ah Battery & 12000RPM Brushless Motor, Metal Grinder with Cutting Wheels, Electric Grinder Tool Set for Cutting, Grinding

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