Top 10 Best Cordless Grinders in 2022

For this article, we’ve put together a collection of the Best Cordless Grinders from Amazon. To make your choice easier, we’ve compiled some key features of each of these Cordless Grinders.

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Best Cordless Grinders

Sale1

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

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

Editorial Scoring Index

  • Quality: 83 /100
  • Performance: 82 /100
  • Features: 93 /100
  • Value: 71 /100

Highlighted 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.
2

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

Editorial Scoring Index

  • Quality: 70 /100
  • Performance: 80 /100
  • Features: 72 /100
  • Value: 73 /100

Highlighted 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
  • 4-pole motor delivers maximum power when cutting or grinding
  • Overload protection prevents damage to the tool and battery in abusive situations
  • L-shape vents keep debris from entering the tool and damaging internal components
  • Tool free, burst resistant guard allows for quick, easy guard adjustments
  • Tool only (batteries not included)
3

PORTER-CABLE 20V MAX* Angle Grinder Tool, 4-1/2-Inch, Tool Only (PCC761B)

PORTER-CABLE 20V MAX* Angle Grinder Tool, 4-1/2-Inch, Tool Only (PCC761B)

Editorial Scoring Index

  • Quality: 87 /100
  • Performance: 74 /100
  • Features: 96 /100
  • Value: 90 /100

Highlighted Features:

  • High performance motor of angle grinder produces 8,500 rpm for aggressive cutting, removal and finishing
  • Cast metal gear housing helps dissipate heat during extended use of metal grinder
  • Contoured Overmolded Handle of the hand grinder is optimized for increased comfort
  • Spindle lock allows for quick and easy wheel changes
  • 3-Position Side Handle provides control in multiple positions
  • Tool Free Guard makes guard adjustments quick and easy
  • 20V Max System - High performance cordless platform
  • Battery and charger sold separately
4

Makita XAG04Z 18V LXT® Lithium-Ion Brushless Cordless 4-1/2” / 5" Cut-Off/Angle Grinder, Tool Only

Makita XAG04Z 18V LXT® Lithium-Ion Brushless Cordless 4-1/2” / 5' Cut-Off/Angle Grinder, Tool Only

Editorial Scoring Index

  • Quality: 81 /100
  • Performance: 72 /100
  • Features: 98 /100
  • Value: 87 /100

Highlighted Features:

  • Automatic Speed Change technology adjusts speed and torque during operation for optimum performance
  • Active Feedback-sensing Technology (AFT) turns the motor off if rotation of the wheel is suddenly forced to stop
  • The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life
  • Efficient BL Brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge
  • The electronically-controlled BL Brushless Motor efficiently uses energy to match torque and RPM to the changing demands of the application
5

WORKSITE Cordless Angle Grinder, 4-Pole Motor, 4-1/2 Inch Cordless Grinder w/4.0A Battery & Fast Charger, 3-Position Adjustable Auxiliary Handle, Cutting Wheels, Grinding Wheels and Flap Discs

WORKSITE Cordless Angle Grinder, 4-Pole Motor, 4-1/2 Inch Cordless Grinder w/4.0A Battery & Fast Charger, 3-Position Adjustable Auxiliary Handle, Cutting Wheels, Grinding Wheels and Flap Discs

Editorial Scoring Index

  • Quality: 81 /100
  • Performance: 75 /100
  • Features: 99 /100
  • Value: 100 /100

Highlighted Features:

  • [4-Pole Motor] WORKSITE grinder Equipped with 4 pole motor, this angle grinder will create higher efficiency and deliver double work output than a regular brushed 2 pole motor, to meet efficient cutting and grinding tasks.
  • [4.0A Battery] Battery is featured with charging and discharging protection, which makes charging extremely safe and battery more durable. 4.0Ah large capacity can extend working time both indoors or outdoors.
  • [Fast Charger] The fast charger allows the battery to be fully charged within 1-2 hours.
  • [3-Position Auxiliary Handle] Rubberized 3-position anti-slip auxiliary handle offers greater control, comfort and versatility in all applications, making operation more conveniently.
  • [High Speed] 9000 RPM motor provides higher power for grinding metal, and cutting tile and concrete.
  • [Quick-Change Wheel Guard] Tool-free guard design allows for quick and easy guard adjustments/positioning. During operation, the protective cover of the portable grinder will prevent sparks and metal chips during use to protect you from injury.
  • [Package Content] A WORKSITE Cordless angle grinder, 1pc 4.0Ah Lithium-ion Battery, 1pc fast charger, 1pc side handle, 1pc wrench, 2pcs metal grinding wheels, 5pc metal cutting wheels, tool bag and a manual.
6

Saker 3" Cordless Angle Grinder - 12V 16800 RPM Brushless Portable Cut off Tool Kit with 1PC Battery and Charger, extra 5 PCS Disc

Saker 3' Cordless Angle Grinder - 12V 16800 RPM Brushless Portable Cut off Tool Kit with 1PC Battery and Charger, extra 5 PCS Disc

Editorial Scoring Index

  • Quality: 75 /100
  • Performance: 75 /100
  • Features: 78 /100
  • Value: 82 /100

Highlighted Features:

  • POWERFUL BRUSHLESS MOTOR: The wireless angle grinder features a powerful motor that delivers up to 16800 RPM rotation speed. This feature enhances the life of the product.
  • ERGONOMIC DESIGN: The angle grinder features a lightweight and easy to handle, providing increased user precise control in various indoors and outdoors applications.
  • CUT, SAND, POLISH, SHARPEN AND TILE GROUT REMOVAL: Use this cordless grinder for a variety of DIY tasks including cutting tile, grinding metal, sanding, polishing, removing the grout between the tiles etc. The Kit Includes 5 different cutting and grinding discs and 1 battery.
  • LONGER BATTERY LIFE: The 2000mAH Battery is featured with charging, discharging, and high temperature protection, which makes charging safe and enhanced durability. If the battery is overheated after prolonged use, please let the machine take a break for safety.
  • EASY OPERATION: We have attached an instruction manual, helping you quickly install and use our mini angle grinder. A few steps are in place, you can quickly start your work.
7

RYOBI 18 ONE+ 18V Cordless 4-1/2 in. Angle Grinder Kit

RYOBI 18 ONE+ 18V Cordless 4-1/2 in. Angle Grinder Kit

Editorial Scoring Index

  • Quality: 86 /100
  • Performance: 95 /100
  • Features: 99 /100
  • Value: 85 /100

Highlighted Features:

  • Grinder:18-Volt for high-power applications Grinder: 6500 RPM for precision at high speeds
  • Grinder: Onboard spanner wrench conveniently located in the side handle for easy access
  • Battery: Extreme weather performance to withstand frigid weather conditions
  • Battery: Delivers fade-free power for maximum performance
  • Battery: Lightweight design for reduced user fatigue
Sale8

Milwaukee 2780-20 M18 Fuel 4-1/2"/5" Pad, Bare

Milwaukee 2780-20 M18 Fuel 4-1/2'/5' Pad, Bare

Editorial Scoring Index

  • Quality: 82 /100
  • Performance: 82 /100
  • Features: 92 /100
  • Value: 72 /100

Highlighted Features:

  • POWERSTATE Brushless Motor: Delivers maximum power and up to 10X longer motor life
  • REDLINK PLUS Intelligence provides optimized performance, electronic clutch, and overload protection using total system communication between tool, battery and charger
  • REDLITHIUM XC5.0 Battery Pack (not included) provides superior pack construction, electronics, and performance to deliver 2X more run-time and more work over pack life
  • POWER TO GRIND: World’s first cordless grinder with corded performance.
  • DURABILITY: Same metal housing & gearing system as legendary high performance corded grinders
  • 100% tool free: Make all accessory changes and guard adjustments without a wrench for increased productivity
  • Paddle-switch design: Provides increased comfort and ease-of-use when operating in various positions
Sale9

Makita XAG09Z 18V LXT Lithium-Ion Brushless Cordless 4-1/2"/5" Cut-Off/Angle Grinder

Makita XAG09Z 18V LXT Lithium-Ion Brushless Cordless 4-1/2'/5' Cut-Off/Angle Grinder

Editorial Scoring Index

  • Quality: 97 /100
  • Performance: 85 /100
  • Features: 85 /100
  • Value: 72 /100

Highlighted Features:

  • Electric brake stops the grinding or cut-off wheel in 2 seconds or less for maximum productivity
  • Active feedback-sensing technology (aft) turns the motor off if rotation of the wheel is suddenly forced to stop
  • Automatic speed change technology adjusts speed and torque during operation for optimum performance
  • The BL Brushless motor eliminates carbon brushes, enabling the BL motor to run cooler and more efficiently for longer life
  • Efficient BL Brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge
10

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)

Editorial Scoring Index

  • Quality: 72 /100
  • Performance: 85 /100
  • Features: 90 /100
  • Value: 81 /100

Highlighted Features:

Last update on 2022-09-30 / Affiliate links / Images from Amazon Product Advertising API

Best Cordless Grinders Comparison Table

# Product Name Performance Popularity Value Our Rating
1 DEWALT 20V MAX* Angle Grinder Tool, Tool Only (DCG413B)
9.3
9.4
9.1
2 Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder with Burst Resistant Guard and...
9.7
9.2
8.9
3 PORTER-CABLE 20V MAX* Angle Grinder Tool, 4-1/2-Inch, Tool Only (PCC761B)
9.3
9.7
9.8
4 Makita XAG04Z 18V LXT® Lithium-Ion Brushless Cordless 4-1/2” / 5" Cut-Off/Angle Grinder, Tool...
9.7
8.8
9.3
5 WORKSITE Cordless Angle Grinder, 4-Pole Motor, 4-1/2 Inch Cordless Grinder w/4.0A Battery & Fast...
9.3
8.8
9.8
6 Saker 3" Cordless Angle Grinder - 12V 16800 RPM Brushless Portable Cut off Tool Kit with 1PC Battery...
9.8
9.6
9.3
7 RYOBI 18 ONE+ 18V Cordless 4-1/2 in. Angle Grinder Kit
9.7
9.7
9.7
8 Milwaukee 2780-20 M18 Fuel 4-1/2"/5" Pad, Bare
9.3
9.2
9.3
9 Makita XAG09Z 18V LXT Lithium-Ion Brushless Cordless 4-1/2"/5" Cut-Off/Angle Grinder
9.8
9
9
10 Milwaukee M18 2680-21P 4-1/2" Cordless Grinder Kit (2680-20 + 48-11-1850 + Charger)
9.8
8.9
9.3

Last update on 2022-09-30 / Affiliate links / Images from Amazon Product Advertising API

We hope you enjoyed our listing of the Best Cordless Grinders and have already found your desired product. If you think we’ve missed any specific model, feel free to let us know by dropping a comment below.

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