Do you know what is the hardest part of buying the best cordless grinders? Choosing the Best one.

Choosing the cordless grinders may be challenging as you have to screen through a large number of similar products available on the market. Hundreds of websites giving you thousands of suggestions for cordless grinders and finding a suitable product for you in the flock of suggestions is not an easy task.

If you are a one who doesn’t have the patience or if you don’t want to waste your valuable time on the internet to just buy a cordless grinders then this article is just for you. After analyzing over 100 plus products and reading all the reviews of the purchasers and comparing multiple products under the same price range, we have developed a list of top 10 cordless grinders” that you can buy online.

In a hurry or don’t feel like reading? Here are Our Top 2 Choices.

Why Do We Recommend These Best cordless grinders?

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We promise to give unbiased rankings after scanning thousands of reviews.

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In order to create the best possible reviews and tables of the cordless grinders,
we have analyzed
13274 buyer’s reviews.

Products Analyzed

Our team has spent around 20 hours just to get the cordless grinders,
for you.

Best cordless grinders

Top Pick

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

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

$199.99
$164.00  in stock
17 new from $164.00
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Amazon.com
as of May 5, 2022 2:30 am

Features

  • 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

DEWALT 20V MAX* Angle Grinder Tool Kit, 4-1/2-Inch, Paddle Switch with Brake (DCG413R2)

DEWALT 20V MAX* Angle Grinder Tool Kit, 4-1/2-Inch, Paddle Switch with Brake (DCG413R2)

 in stock
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Amazon.com
as of May 5, 2022 2:30 am

Features

  • 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.

DEWALT FLEXVOLT 60V MAX Angle Grinder with Kickback Brake Kit, 4-1/2-Inch to 6-Inch (DCG418X1)

DEWALT FLEXVOLT 60V MAX Angle Grinder with Kickback Brake Kit, 4-1/2-Inch to 6-Inch (DCG418X1)

$339.00  in stock
10 new from $339.00
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Amazon.com
as of May 5, 2022 2:30 am

Features

  • Angle grinder has 13-amp motor equivalent power
  • Metal grinder features 9000 rpm no-load speed for applications with 6-inch grinder wheels
  • Brake of DEWALT angle grinder engages when trigger is released with stopping speeds of 1.5 seconds when using a standard grinding wheel (4-1/2-inch x 1/4-inch bonded abrasive wheel, non-hubbed)
  • Kickback Brake engages when a pinch, stall, or bind-up event is sensed. The electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the grinder, and shut the grinder off
  • E-CLUTCH activates in less than a tenth of a second when a pinch/stall is detected, shutting down the motor

Milwaukee M18 2680-21P 4-1/2″ Cordless Grinder Kit (2680-20 + 48-11-1850 + Charger)

Milwaukee M18 2680-21P 4-1/2" Cordless Grinder Kit (2680-20 + 48-11-1850 + Charger)

$329.95
$238.95  in stock
2 new from $238.95
Buy Now
Amazon.com
as of May 5, 2022 2:30 am

Features

Part Number2680-21P
Model2680-21P

Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder with Burst Resistant Guard and Paddle Switch Design

Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder with Burst Resistant Guard and Paddle Switch Design

$130.68
$120.00  in stock
30 new from $120.00
1 used from $121.48
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Amazon.com
as of May 5, 2022 2:30 am

Features

  • PADDLE SWITCH: You can activate this grinder easily, even when you’re wearing thick work gloves, thanks to the paddle switch design
  • DEBRIS BAFFLES: An “L” shape molding near the grinding wheel picks up debris and prevents it from clogging up the tool’s internal components
  • TOOL-FREE GUARD: The guard is easily adjustable. All it takes is the push of a button, and you can have the guard adjusted for a variety of cutting applications at different angles
  • 3-POSITION SIDE HANDLE: Work with maximum stability with the help of the plastic handle, included in this kit
  • M18 COMPATIBLE: This Milwaukee power tool works with M18 18v lithium ion Milwaukee batteries. Compatible models include the 48-11-1860, 48-11-1850, 48-11-1828, and 48-11-1815, 48-11-1840, 48-11-1820

Dewalt DCG412B 20V MAX* Lithium Ion 4-1/2” grinder (Tool Only)

Dewalt DCG412B 20V MAX* Lithium Ion 4-1/2” grinder (Tool Only)

$139.00
$112.99  in stock
1 new from $139.00
4 used from $112.99
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Amazon.com
as of May 5, 2022 2:30 am

Features

  • 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

Ryobi P423 18V One+ Brushless 4-1/2″ 10,400 RPM Grinder and Metal Cutter w/ Adjustable 3-Position Side Handle and Onboard Spanner Wrench (Battery Not Included, Power Tool Only)

Ryobi P423 18V One+ Brushless 4-1/2" 10,400 RPM Grinder and Metal Cutter w/ Adjustable 3-Position Side Handle and Onboard Spanner Wrench (Battery Not Included, Power Tool Only)

$99.00
$88.40  in stock
13 new from $87.99
1 used from $109.95
Free shipping
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Amazon.com
as of May 5, 2022 2:30 am

Features

  • ONBOARD SPANNER WRENCH: Simplify your disc replacements. This spanner is stored on the grinder, so you don’t have to worry about losing it when you’re switching discs out for multiple applications
  • 3 POSITION SIDE HANDLE: Whatever angle you’re attacking your job from, you’ll be able to get the optimal leverage with the help of the onboard plastic handle that adjusts as you need it
  • COMFORT GRIP HANDLE: A rubber overmold covering the grip keeps up the friction between the tool and your hand, allowing for precise work in slippery environments
  • TOOL-FREE GUARD ADJUSTMENT: If you need to adjust the depth or angle of your cuts to suit different materials, you can do so with the push of a button
  • ONE+ COMPATIBLE: This 18V cordless power tool from Ryobi works with the 18V batteries in Ryobi’s lineup. These models include the P100, P102, P103, P104, P105, P107, and P108

Skil 20V 4-1/2 Inch Angle Grinder, Includes 2.0Ah PWRCore 20 Lithium Battery and Charger – AG290202

Skil 20V 4-1/2 Inch Angle Grinder, Includes 2.0Ah PWRCore 20 Lithium Battery and Charger - AG290202

$89.99
$69.99  in stock
2 new from $69.99
Free shipping
Buy Now
Amazon.com
as of May 5, 2022 2:30 am

Features

  • CUT, SAND, POLISH AND SHARPEN—Use this cordless grinder for a variety of DIY tasks including cutting tile, grinding metal, sanding, polishing, sharpening and more.
  • LONGER RUN TIME & BATTERY LIFE—The PWRCore 20 Lithium Battery has an innovative temperature management system to keep battery cool and powering on through your project
  • 3-POSITION SIDE HANDLE—Choose the positioning that works best for you and the task at hand
  • DUAL FUNCTION LOCK-ON SWITCH—Prevents accidental start up and locks on for convenient prolonged use.
  • ENHANCED CONTROL—An easier and safer start.

Milwaukee M18 18-Volt Lithium-Ion Cordless 4-1/2 in. Cut-Off/Grinder (Tool-Only)

Milwaukee M18 18-Volt Lithium-Ion Cordless 4-1/2 in. Cut-Off/Grinder (Tool-Only)

$141.99  in stock
11 new from $141.39
Free shipping
Buy Now
Amazon.com
as of May 5, 2022 2:30 am

Features

  • Includes: 2680-20 M18 cordless lithium-ion 4-1/2 in. cut-off/grinder, side handle
  • Overload Protection- Prevents damage to the tool and battery in abusive situations
  • Compatible with all M18 batteries

Dewalt DCG440X2 FLEXVOLT 60V MAX Brushless Lithium-Ion 7 in. Cordless Grinder with Kickback Brake Kit with 2 Batteries (9 Ah)

Dewalt DCG440X2 FLEXVOLT 60V MAX Brushless Lithium-Ion 7 in. Cordless Grinder with Kickback Brake Kit with 2 Batteries (9 Ah)

$569.35  in stock
1 new from $569.35
Buy Now
Amazon.com
as of May 5, 2022 2:30 am

Features

  • UP TO 30% MORE TORQUE when compared to DCG418 using DCB609
  • BUILT FOR SAFETY WITH E-CLUTCH that immediately shuts down the motor when a pinch/stall is detected
  • AVOID DAMAGE AND INJURY with kickback brake that engages when a bind-up event is sensed
  • QUICK WHEEL STOPPAGE: Instant brake engagement when trigger is released