Top 10 Best power grinders in 2026

Last Updated - 6/10/2026

🏆Best Choice

DEWALT

DEWALT 20V MAX* Angle Grinder Tool Cordless Brushless, 4 1/2 Inch, with Paddle Switch and Kickback Brake, Tool Only (DCG413B)

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Brushless motor of the angle grinder requires no brush changes.
•DEWALT grinder's brake stops wheel in 2 seconds or less on average
•Kickback Brake engages when a pinch, stall, or bind-up event is sensed and the electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the metal grinder and shut the grinder off.
•Features E-Switch Protection - When the ON/OFF trigger switch has a no-volt release function. In the event of a power outage or other unexpected shut down, the trigger switch will need to be cycled (turned off and then on) to restart tool.
•Two stage trigger requires two actions to activate tool.

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$169.95

$249.00

-32%

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DEWALT

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

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•8,000 rpm motor provides high power for cutting and grinding applications for the angle grinder
•DEWALT grinder comes with Quick-Change Wheel Release allowing tool free wheel removal without need for a wrench
•Tool-free guard of the metal grinder allows for quick and easy guard adjustments/positioning
•2-finger trigger switch with lock-off button for convenient activation and easier gripping
•2-position side handle offers greater control, comfort and versatility

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$110.67

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VERVEWAVE

Angle Grinder 4-1/2" Brushless for Dewalt 20V Battery, 6 Variable Speed Power Grinder, Cordless Angle Grinder Power Tools For Cutting Grinding Polishing (Tool Only)

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•NOTICE: Battery DO NOT Include! Angle Grinder Tool Only! The spnner is placed inside the side handle!
•【Compatible with Dewalt Batteryies】Not include battery and charger!!! VERVEWAV cordless angle grinder compatible with DEWALT 20V lithium-ion batteries, for DCB200 DCB201 DCB203 DCB204 DCB205 DCB206 DCB207 DCB208 DCB210 DCB230 DCB240, etc；Allowing users who already own DEWALT 20V MAX to better manage battery and charger, and provide better performance
•【Upgraded Brushless Motor】The cordless grinder brushless motor delivers up to 8500 RPM for metal grinding, rust removal, metal/steel cutting, metal polishing and many other applications; Longer service life, more power, less battery power loss, quieter machine operation and safer working environmentD
•【6 Variable Speed】Our battery powered angle grinders are available in 6 speeds from 3000 RPM to 8500 RPM; You can choose the right gear for different work requirements; 5-6 high speeds are for fast cutting and rough grinding, 3-4 speeds are for general sanding and finishing, and 1-2 low speeds are for fine sanding and working with special materials
•【Ergonomic Grip & Lock Swtich】The ergonomically designed comfort body grip improves comfort and control; 3-position non-slip auxiliary handle for both right and left-handed users provides stability and support; The lock switch is safer than a one-touch button switch, prevents user from forgetting to turn off the machine when the battery runs out and suddenly starts the machine the next time it is used
•【Cool and Clean Work】Three-dimensional vent design provides strong heat dissipation, continue to work for a day without scalding, so that long working hours can also enjoy a cool and pleasant experience, and prevent dust from entering the product surface and internal space, protect the motor and prolong the use of time
•【Safe and Quick Change】The soft start and power failure protection to prevent accidents and ensure user security, it will stop in 1.5 seconds after you release the power switch; To change the grinding wheel, you just simply long press the spindle lock button and use the supplied wrench to tighten or loosen it

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$49.99

$79.99

-38%

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DEWALT

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

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Angle grinder gets up to 54% more power when paired with FLEXVOLT batteries
•Kickback Brake of DEWALT angle grinder engages with maximum force to quickly stop the wheel and shut off the grinder when a bind-up occurs.
•E-CLUTCH shuts down the motor of DEWALT angle grinder in under a tenth of a second when a pinch/stall is detected
•Compatible with all DEWALT 20V MAX* and FLEXVOLT Batteries
•E-Switch Protection requires the trigger switch to be cycled (turned off and on) in the event of a power outage or other unexpected shutdowns to restart
•Tool Connect Chip Ready: Chip pocket accepts Tool Connect Chip DCE042 and connects with Tool Connect Site Manager app for easy asset management on the jobsite. (DCE042 sold separately)

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$157.95

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DEWALT

DEWALT 20V MAX* XR Angle Grinder with Kickback Brake, Slide Switch, 4-1/2-Inch, Tool Only (DCG405B)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Brake stops wheel in 2 seconds or less on average
•Brushless motor requires no brush changes
•Power Loss Reset prevents accidental restarts following a power disruption when the tool is left in the "on" position
•Includes: (1) DCG405 20V MAX* Grinder (1) Side handle (1) Hex key (1) Inner and outer flange (1) 4.5 in type 27 guard
•Kickback Brake engages when a pinch, stall, or bind-up event is sensed and the electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the grinder and shut the grinder off

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$165.00

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DEWALT

DEWALT 20V MAX Cordless 4 1/2 Inch Paddle-Switch Grinder, Bare Tool Only (DCG408B)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•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).
•Ergonomic & Lightweight - This grinder is light weight, 3.55 LBs (Bare Tool) to help prevent fatigue.

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$135.98

$179.00

-24%

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DEWALT

DEWALT, DCG412B, 20V MAX Cut-Off Tool Tool ONLY includes Unit^Instruction Guide

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Imported from: Mexico
•POWER TOOLS
•Commercial Brand: DEWALT

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$105.50

$119.00

-11%

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DEWALT

DEWALT 20V MAX* XR Brushless Cordless 4-1/2-5 in. Angle Grinder (Tool Only) (DCG410B)

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Part of our most powerful line of 20V Max* angle grinders**
•Help maximize control - equipped with the anti-rotation system that senses the rotational motion of the tool and shuts it down if the motion is excessive.
•Powerful performance - take on tough jobs with a brushless motor engineered to deliver up to 1,590 MWO and up to 9,000 RPM (no load).
•Simplify asset management - this TOOL CONNECT Chip ready (chip sold separately) TOOL CONNECTs with the TOOL CONNECT Site Manager app to help you track and manage assets.
•Wireless tool control system - use the wireless tool control system featuring on/off capability when paired with a compatible DEWALT dust extractor (sold separately).
•Part of our best performing line of 20V Max* power tools - innovative power tools designed to deliver certainty for the worlds toughest pros.

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$212.75

$249.00

-15%

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DEWALT

DEWALT 20V MAX Cordless 4 1/2 Inch Slide-Switch Power Angle Grinder, Bare Tool Only (DCG407B)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•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).
•Ergonomic & Lightweight - This grinder is light weight, 3.55 LBs (Bare Tool) to help prevent fatigue.

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$134.99

$179.00

-25%

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Labfintom

Brushless Angle Grinder for De-walt 20V Battery, 4-1/2" Cordless Grinder Tool with 6 Variable Speed(Max 8500RPM), Auxiliary Handle, Power Angle Grinders for Cutting, Griding and Polishing(No Battery)

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Kindly Reminder: Battery DO NOT Included
•Compatible With De-walt 20v Batteries: Cordless angle grinder compatible with DE-WALT 20V lithium-ion batteries, such as DCB200 DCB201 DCB203 DCB204 DCB205 DCB206, etc. (For best performance, use 4 Ah or higher batteries)
•Brushless Motor and 3-speed Control: Equipped with a durable brushless grinder motor, this cordless grinder reduces wear and improves efficiency. With 3-speed settings from 5500 to 8500 RPM, this dewalt cordless grinder ensures precise control for cutting, polishing, and heavy-duty grinding applications
•Safety Lock Button and Auxiliary Handle: This brushless angle grinder tool features a side safety lock button. Press and hold the switch, then press the side lock button and release the switch. This keeps the tool running, allowing you to work hands-free. Simply press the switch again to turn it off. The ergonomic 2-position auxiliary handle ensures comfort for both left- and right-handed users, making operation effortless and safe
•One-Piece Integrated Battery Slot: Our cordless grinder tool features a one-piece molded battery slot that connects seamlessly with the handle. This integrated structure enhances strength and prevents cracking or loosening during long-term use
•Widely Application: This grinding tool is suitable for a wide range of applications, including metal cutting, metal sharpening, and surface polishing. It is suitable for 4-1/2"/5" wheels and 7/8" shafts to meet a wide range of needs. The lightweight and cordless design is convenient for narrow or outdoor operations, improving work convenience
•What You Will Get: The package includes 1* cordless grinder, 2* grinding discs, 2*cutting discs, 2*flap discs, 1*safety guard, 1*auxiliary handle, 1*wrench, and 1*English manual. This complete grinding tool kit provides everything needed for cutting, grinding, and polishing right out of the paper box

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$59.99

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