15 Best Angle Grinders with Grinder, Compared
We compare 15 angle grinders by published specs to help you choose the best model for your specific voltage and wheel size requirements.
By GaugeKit Editorial Team 6 min read
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Choosing the best angle grinders with grinder requires comparing key specifications across 15 models. Our top pick is the DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder. It leads because its brushless motor offers longer lifespan and better efficiency than brushed alternatives. We ranked these 15 tools strictly by published specs like voltage, wheel diameter, and weight. This comparison helps you decide which grinder fits your battery ecosystem and job requirements.
Match Voltage and Wheel Size First
Your choice depends on battery platform and wheel diameter. Cordless options range from 18V to 60V MAX. Wheel sizes vary from 4-1/2 inch to 6 inch. Ensure your existing batteries match the grinder voltage. Select the wheel size that fits your cutting needs. This alignment prevents compatibility issues and ensures safe operation.
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder Best overall | pros with existing DEWALT 20V batteries | |
| 2 | DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder Best premium | Heavy-duty cutting and grinding with large wheels | |
| 3 | Milwaukee M18 FUEL 5-Inch Flathead Grinder Also great | tight space grinding and detailed work | |
| 4 | Milwaukee M18 FUEL 4-1/2 – 6 in. Braking Grinder Also great | Versatile disc size handling with paddle control | |
| 5 | DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder Best budget | DEWALT battery users needing paddle switch control | |
| 6 | Makita 9564CV 4-1/2-Inch Corded Grinder Also great | Precision stone and metal grinding with variable speed | |
| 7 | DEWALT 20V MAX XR Variable Speed Angle Grinder Also great | Users needing versatile wheel sizes and lightweight design | |
| 8 | DEWALT 20V MAX 4-1/2-Inch Grinder Kit Also great | Users needing a complete battery kit for standard 4-1/2-inch tasks | |
| 9 | DEWALT ATOMIC 4-1/2-Inch Angle Grinder Also great | tight space access and quick wheel changes | |
| 10 | DEWALT 20V 4-1/2-Inch Slide-Switch Grinder Also great | standard 4-1/2-inch grinding with existing 20V batteries | |
| 11 | Milwaukee M18 FUEL 4-1/2-6 in. Grinder Also great | M18 users needing brake safety | |
| 12 | DEWALT XR 4-1/2 to 5-Inch Variable Speed Grinder Also great | Variable speed precision and anti-rotation safety | |
| 13 | Metabo HPT 6 in. 12 Amp Corded Grinder Best 12 amp | heavy-duty industrial grinding and cutting | |
| 14 | Makita 18V Brushless 4-1/2 / 5 in. Paddle Grinder Best 18v | Makita 18V users needing paddle control | |
| 15 | Milwaukee M18 Cordless 4-1/2-Inch Grinder Kit Also great | users wanting a complete kit with battery and charger |
The best fit for you
- You want the best overall cordless grinder – DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder – Its 5-inch wheel and brushless motor provide high speed and longevity for general use.
- You need to grind in tight spaces – Milwaukee M18 FUEL 5-Inch Flathead Grinder – The flathead design and 1.2-pound weight allow access to confined areas other grinders cannot reach.
- You prefer safety with a paddle switch – Milwaukee M18 FUEL 4-1/2 – 6 in. Braking Grinder – The paddle switch and braking system offer quick stop safety for versatile 4-1/2 to 6-inch disc work.
- You need precise speed control for stone – Makita 9564CV 4-1/2-Inch Corded Grinder – Variable speed settings and corded power provide the durability and control needed for precision grinding tasks.
DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder
Best for: pros with existing DEWALT 20V batteries
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2-5 in.
- Voltage
- 20V MAX*
- Maximum Speed
- 9,000 RPM
- Motor Type
- Brushless
- Configuration
- Tool Only
This DEWALT 20V MAX XR angle grinder uses a brushless motor to deliver up to 9,000 RPM no-load speed. It accepts 4-1/2-inch and 5-inch wheels, offering flexibility for various grinding and cutting tasks. The anti-rotation system helps maximize control by shutting down if excessive rotational motion is sensed. At 4.59 pounds, it provides a manageable weight for extended use. You get a tool-only configuration, meaning you must supply your own battery.
- Brushless motor delivers up to 9,000 RPM
- Anti-rotation system enhances control and safety
- Accepts 4-1/2-inch and 5-inch wheels
- Tool Connect chip ready for asset management
- Heavier at 4.59 pounds than some competitors
- Tool-only configuration requires separate battery purchase
- Tool Connect chip sold separately
- You need a versatile grinder for 4-1/2 and 5-inch wheels
- You already own DEWALT 20V MAX batteries
- You value anti-rotation safety features
- You want a complete kit with battery and charger included
- You prefer a lighter tool under 4 pounds
- You do not use the DEWALT 20V MAX ecosystem
Verdict: DEWALT 20V MAX XR Brushless Angle Grinder suits professionals who already own DEWALT 20V MAX batteries and need a robust, high-speed tool with anti-rotation safety. It is ideal for users who prioritize motor longevity and control in a versatile wheel-size package.
DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder
Best for: Heavy-duty cutting and grinding with large wheels
- Included Tools
- Grinder
- Wheel Diameter
- 4.5 Inch, up to 6-inch
- Voltage
- 60V MAX*
- Maximum Speed
- 9,000 RPM
- Braking System
- Kickback Brake
- Configuration
- Tool Only
This DEWALT angle grinder runs on a 60V MAX* battery and delivers 13-amp motor equivalent power. It supports wheels up to 6 inches in diameter with a maximum speed of 9,000 RPM. The tool includes a Kickback Brake and Anti-Rotation E-CLUTCH System for safety. It weighs 6.61 pounds. You should choose this model if you need high power and larger wheel capacity for heavy-duty cutting and grinding tasks.
- 60V MAX* voltage provides 13-amp motor equivalent power
- Accepts wheels up to 6 inches in diameter
- Maximum speed reaches 9,000 RPM
- Kickback Brake engages in 1.5 seconds
- Anti-Rotation E-CLUTCH shuts down motor instantly
- Heavier build at 6.61 pounds compared to lighter 20V models
- Tool-only configuration requires separate battery purchase
- Larger physical dimensions with 15.3-inch height
- You require high power for thick metal cutting
- You need to use 6-inch grinding wheels
- You already own DEWALT 60V MAX* batteries
- You prefer a lighter tool under 5 pounds
- You want a complete kit with batteries included
- You only need 4-1/2-inch wheel capacity
Verdict: DEWALT 60V MAX 6-Inch Angle Grinder fits users who prioritize raw power and larger wheel compatibility. It is ideal for professionals who already use the 60V MAX* platform and need robust performance for demanding cutting and grinding jobs.
Milwaukee M18 FUEL 5-Inch Flathead Grinder
Best for: tight space grinding and detailed work
- Included Tools
- Grinder
- Wheel Diameter
- 5 in.
- Voltage
- 18-Volt
- Motor Type
- Brushless
- Switch Type
- Paddle Switch No-Lock
- Braking System
- RAPIDSTOP Brake
This 18-Volt cordless grinder uses a brushless motor to generate power comparable to an 11A corded tool. Its flathead design offers a low profile for accessing tight spaces where standard grinders cannot reach. The RAPIDSTOP brake stops most wheels in less than 2 seconds. Weighing 1.2 pounds, it is a lightweight option for users needing maneuverability in confined areas.
- Brushless motor generates 11A corded power
- Flathead design provides access to tight spaces
- RAPIDSTOP Brake stops wheels in under 2 seconds
- Lightweight at 1.2 pounds
- 5-inch wheel diameter is smaller than 6-inch options
- Tool-only configuration requires separate battery purchase
- You need to grind in confined areas
- You prefer a lightweight tool for extended use
- You already own M18 batteries
- You require a 6-inch wheel for heavy cutting
- You want a complete kit with battery and charger
- You need a paddle switch with lock function
Verdict: Milwaukee M18 FUEL 5 in. Flathead Grinder suits users who prioritize access to tight spaces and quick braking. It is ideal for detailed work where a standard grinder is too bulky.
Milwaukee M18 FUEL 4-1/2 – 6 in. Braking Grinder
Best for: Versatile disc size handling with paddle control
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2 in. – 6 in.
- Voltage
- 18V
- Motor Type
- Brushless
- Switch Type
- Paddle switch
- Configuration
- Tool-Only
This Milwaukee M18 FUEL model is a cordless angle grinder designed for 4-1/2 to 6-inch discs. It uses an 18-volt brushless motor and a paddle switch for control. The tool weighs 6.39 pounds and measures 16 inches long. You get a braking system to stop the disc quickly. It fits users who need variable disc sizes and robust braking safety in a handheld format.
- Brushless motor for efficiency
- Accepts 4-1/2 to 6-inch discs
- Paddle switch for easy control
- Built-in braking system
- Heavier at 6.39 pounds
- Requires separate M18 battery purchase
- Limited to 18-volt power source
- You need to switch between 4-1/2 and 6-inch discs
- You prefer a paddle switch for trigger control
- You already own M18 batteries
- You want a lighter tool under 5 pounds
- You prefer a slide switch over a paddle
- You need a corded power source
Verdict: Milwaukee M18 FUEL 4-1/2-6 in. Braking Grinder suits professionals who value disc versatility and quick stop safety. It is ideal for users already invested in the M18 battery ecosystem.
DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder
Best for: DEWALT battery users needing paddle switch control
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2-Inch to 5-Inch
- Voltage
- 20V MAX*
- Switch Type
- Paddle Switch
- Braking System
- Kickback Brake
- Configuration
- Tool Only
This DEWALT angle grinder offers a 4-1/2 to 5-inch wheel diameter and a paddle switch. It runs on 20V MAX* power, delivering up to 54% more power with FLEXVOLT batteries. The tool includes a Kickback Brake and E-Clutch for safety. It weighs 1 pound and measures 13.1 inches long. You get a tool-only configuration compatible with various DEWALT batteries. This setup suits users needing versatile wheel sizes and robust safety features.
- Paddle switch for secure two-handed operation
- Kickback Brake stops the wheel during bind-up
- E-Clutch shuts down motor in under a tenth of a second
- Compatible with all DEWALT 20V MAX* and FLEXVOLT batteries
- Offers up to 54% more power with FLEXVOLT batteries
- Weighs 1 pound, which is heavier than some 4-1/2-inch competitors
- Tool-only configuration requires separate battery purchase
- Limited to 4-1/2 to 5-inch wheel sizes
- You need a paddle switch for better control
- You already own DEWALT 20V MAX or FLEXVOLT batteries
- You require a Kickback Brake for safety
- You prefer a standard trigger switch over a paddle switch
- You want a complete kit with batteries and charger included
- You need a grinder for wheels larger than 5 inches
Verdict: DEWALT 20V MAX FLEXVOLT 4-1/2 to 5-Inch Grinder fits professionals who already use DEWALT batteries and need the safety of a paddle switch and kickback brake. It is ideal for tasks requiring versatile wheel sizes and robust motor protection.
Makita 9564CV 4-1/2-Inch Corded Grinder
Best for: Precision stone and metal grinding with variable speed
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2-Inch
- Maximum Speed
- 10,500 RPM
- Power Source
- Corded
- Configuration
- Bare Tool
- Set Type
- Tool Only
This Makita 9564CV is a 4-1/2-inch corded angle grinder with a 13-amp motor. It offers variable speed control from 2,800 to 10,500 RPM. The tool features SJS mechanical clutch protection and constant speed control under load. It weighs 6 pounds and measures 16 inches long. You get a bare tool configuration with a 1/2-inch chuck size. It suits users needing adjustable speeds for stone or metal work.
- 13-amp motor delivers high power output
- Variable speed dial adjusts from 2,800 to 10,500 RPM
- SJS mechanical clutch prevents gear damage
- Constant speed control maintains RPM under load
- Soft start reduces start-up reaction
- Heavier 6-pound build compared to lighter cordless options
- Corded power source limits mobility
- Single wheel size option of 4-1/2 inches
- You need variable speed control for delicate stone grinding
- You prefer the consistent power of a corded outlet
- You want mechanical clutch protection for heavy-duty tasks
- You require cordless freedom for overhead work
- You need a grinder larger than 4-1/2 inches
- You want a kit including batteries and a charger
Verdict: Makita 4-1/2 In Corded Variable Speed Angle Grinder fits professionals who need precise speed control and robust motor protection for stationary or benchtop applications. It is ideal for users prioritizing power and durability over portability.
DEWALT 20V MAX XR Variable Speed Angle Grinder
Best for: Users needing versatile wheel sizes and lightweight design
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2 in. – 5 in.
- Voltage
- 20V MAX
- Maximum Speed
- 9,000 RPM
- Motor Type
- Brushless
- Switch Type
- Paddle switch
This DEWALT 20V MAX XR angle grinder features a brushless motor delivering up to 9,000 RPM. It accepts 4-1/2 inch and 5 inch wheels, offering variable speed control for different materials. The paddle switch design and anti-rotation system help maximize control during use. Weighing 4.74 pounds, it provides cordless freedom compatible with all DEWALT 20V MAX batteries. It suits users needing a lightweight, powerful tool for various grinding tasks.
- Brushless motor delivers up to 9,000 RPM
- Variable speed control for optimal performance
- Accepts 4-1/2 inch and 5 inch wheels
- Lightweight at 4.74 pounds for extended use
- Paddle switch design for improved control
- Lower maximum speed of 9,000 RPM compared to higher-end competitors
- Heavier than some compact 4-1/2 inch grinders on the list
- Tool only configuration requires separate battery purchase
- You need a versatile grinder that accepts both 4-1/2 and 5 inch wheels
- You prefer a paddle switch for better control during grinding
- You already own DEWALT 20V MAX batteries
- You require a corded grinder for unlimited runtime
- You need a grinder with a maximum speed exceeding 9,000 RPM
- You want a complete kit with batteries and charger included
Verdict: DEWALT 20V MAX XR Brushless Angle Grinder fits users who value a versatile wheel size range and a lightweight design. It is ideal for those already invested in the DEWALT 20V MAX ecosystem who need a reliable, high-speed tool for various materials.
DEWALT 20V MAX 4-1/2-Inch Grinder Kit
Best for: Users needing a complete battery kit for standard 4-1/2-inch tasks
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2-Inch
- Voltage
- 20V MAX*
- Maximum Speed
- 8,000 rpm
- Switch Type
- 2-finger trigger switch
- Configuration
- Tool Kit
This DEWALT angle grinder kit includes a 4-1/2-inch tool with an 8,000 rpm motor. It comes with two 5.0 amp hour batteries and a side handle. The quick-change wheel release lets you swap discs without a wrench. You get a 2-finger trigger for control. This setup suits users who need a complete, ready-to-use kit for standard cutting and grinding tasks.
- Includes two 5.0 amp hour batteries
- Quick-change wheel release for tool-free disc changes
- 8,000 rpm motor speed
- Tool-free adjustable guard
- Lower maximum speed of 8,000 rpm compared to higher-end models
- Heavier total weight of 5.8 kilograms due to included batteries
- Fixed 4-1/2-inch wheel diameter limits larger cutting capacity
- You want a complete kit with batteries included
- You prefer tool-free wheel changes for efficiency
- You need a reliable 20V MAX system for occasional projects
- You require variable speed control for delicate work
- You need a brushless motor for extended runtime
- You prefer a lighter, tool-only configuration for portability
Verdict: DEWALT 20V MAX 4-1/2 in Angle Grinder Kit provides a solid entry point for users needing a complete setup with batteries. It fits those who value convenience and standard 4-1/2-inch capacity over high-speed performance or brushless efficiency.
DEWALT ATOMIC 4-1/2-Inch Angle Grinder
Best for: tight space access and quick wheel changes
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2 in.
- Voltage
- 20V MAX
- Braking System
- Electronic brake
- Configuration
- Tool Only
- Chuck Size
- 1/2 Inch
The DEWALT ATOMIC is a 20V MAX cordless 4-1/2 inch angle grinder designed for tight spaces. Its slim, ergonomic body measures 12 inches long and weighs 4.65 pounds. The tool includes an electronic brake that stops the wheel within 1.25 seconds after release. It also features an anti-rotation system to reduce reactionary torque. This bare tool suits users who need compact access and quick wheel changes via a spindle lock.
- Slim ergonomic design with a smaller gripping diameter for tight spaces
- Electronic brake stops the wheel within 1.25 seconds
- Anti-rotation system quickly stops the wheel during bind-up events
- Spindle lock allows for quick wheel changes without wrenches
- Fixed 4-1/2 inch wheel diameter limits cutting depth compared to larger models
- 4.65 pound weight is higher than some ultra-light competitors
- Requires cycling the switch to restart after anti-rotation activation
- You need to access ultra-tight spaces where bulkier grinders cannot fit
- You prioritize quick wheel changes using a spindle lock over wrenches
- You want electronic braking to help maintain control during use
- You require a variable speed setting for delicate material work
- You need a 5 inch or larger wheel for deeper cuts
- You want a paddle switch for two-handed operation stability
Verdict: DEWALT ATOMIC 20V 4-1/2 in. Angle Grinder fits users who prioritize compact access and rapid wheel changes. Its slim profile and electronic brake make it a practical tool for detailed work in confined areas.
DEWALT 20V 4-1/2-Inch Slide-Switch Grinder
Best for: standard 4-1/2-inch grinding with existing 20V batteries
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2-Inch
- Voltage
- 20V MAX*
- Motor Type
- Brushless
- Switch Type
- Slide Switch
- Braking System
- Kickback Brake
This DEWALT 20V MAX XR angle grinder features a brushless motor and a 4-1/2-inch wheel diameter. It includes a kickback brake that stops the wheel in 2 seconds or less. The tool weighs 3.75 pounds and uses a slide switch. It is a bare tool configuration, meaning you need a compatible battery. This model suits users who value quick wheel stops and reliable brushless performance for standard cutting and grinding tasks.
- Kickback brake stops wheel in 2 seconds or less
- Brushless motor eliminates the need for brush changes
- Power Loss Reset prevents accidental restarts after power disruption
- 4-1/2-inch wheel diameter is smaller than 5-inch or 6-inch options on this list
- Slide switch offers less control than paddle switches found on other models
- You need a reliable kickback brake for safety
- You already own DEWALT 20V MAX batteries
- You prefer a slide switch for simple operation
- You require a 5-inch or 6-inch wheel capacity
- You prefer a paddle switch for better trigger control
- You want a kit with included batteries and charger
Verdict: DEWALT 20V MAX XR 4-1/2 in Angle Grinder fits users who prioritize safety features like the kickback brake and want to use their existing 20V MAX battery inventory. It is a solid choice for standard 4-1/2-inch grinding and cutting work.
Milwaukee M18 FUEL 4-1/2-6 in. Grinder
Best for: M18 users needing brake safety
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2 in. – 6 in.
- Switch Type
- No-Lock Paddle Switch
- Braking System
- Braking
- Configuration
- Tool Only
- Chuck Size
- 1/2 Inch
The Milwaukee M18 FUEL is a cordless angle grinder accepting 4-1/2 to 6-inch wheels. It weighs 4.5 pounds and measures 12.5 inches long. The tool features a braking system and a no-lock paddle switch for safety. You get a bare tool configuration, meaning you supply the battery. This setup suits users who already own M18 batteries and need a robust, brake-equipped grinder for heavy-duty tasks.
- Accepts 4-1/2 to 6-inch wheel diameters
- Includes an active braking system
- Uses a no-lock paddle switch
- Brushless motor technology
- Compact 7.08-inch width
- Heavier at 4.5 pounds than some 4-1/2-inch competitors
- Tool-only configuration requires separate battery purchase
- Larger length of 12.5 inches may reduce maneuverability in tight spaces
- You already own M18 batteries
- You need a braking system for safety
- You work with 6-inch discs
- You want a complete kit with battery and charger
- You prefer a lighter tool under 4 pounds
- You only use 4-1/2-inch discs
Verdict: Milwaukee M18 FUEL Braking Grinder is a solid choice for M18 users needing a brake-equipped tool. It fits pros who prioritize safety features and wheel versatility over minimal weight.
DEWALT XR 4-1/2 to 5-Inch Variable Speed Grinder
Best for: Variable speed precision and anti-rotation safety
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2 in. – 5 in.
- Voltage
- 20V MAX
- Maximum Speed
- 9,000 RPM
- Motor Type
- Brushless
- Switch Type
- Slide switch
This DEWALT angle grinder features a brushless motor delivering 9,000 RPM and up to 1,640 MWO. The variable speed slide switch lets you adjust wheel speed for different materials. It accepts 4-1/2 in. and 5 in. wheels. The anti-rotation system shuts down if excessive motion is sensed. It is a tool-only unit designed for users needing precise control and high power in a cordless format.
- Brushless motor provides 9,000 RPM no-load speed
- Variable speed slide switch for material control
- Anti-rotation system enhances safety and control
- Accepts 4-1/2 in. and 5 in. wheels
- Tool-only configuration requires separate battery purchase
- 9,000 RPM is lower than some competitors reaching 10,000 RPM or higher
- TOOL CONNECT chip is sold separately for asset management
- You need variable speed control for delicate materials
- You already own DEWALT 20V MAX batteries
- You want a brushless motor for extended runtime
- You require a kit with batteries and charger included
- You need a paddle switch for one-handed operation
- You prefer a tool with a higher maximum RPM
Verdict: DEWALT 20V MAX XR 4-1/2-5 in. Brushless Grinder suits pros who prioritize variable speed precision and anti-rotation safety over raw top-end speed. It is ideal for users who already have the battery ecosystem and need adaptable power for varied cutting or grinding tasks.
Metabo HPT 6 in. 12 Amp Corded Grinder
Best for: heavy-duty industrial grinding and cutting
- Included Tools
- Grinder
- Wheel Diameter
- 6 in.
- Maximum Speed
- 10,000 RPM
- Switch Type
- Paddle switch
- Amperage
- 12 Amp
- Power Source
- Corded
This Metabo HPT corded angle grinder features a 12-amp motor and a 6-inch wheel diameter. It runs at 10,000 RPM with a paddle switch for instant control. The MVT anti-vibration handle and M-Quick disc change system reduce downtime. It suits welders and fabricators needing heavy-duty material removal. The German-engineered build supports industrial work with a tool-free adjustable guard and rotatable gear housing.
- 12-amp motor delivers high torque for fast material removal
- M-Quick system allows tool-free disc changes at the touch of a button
- MVT anti-vibration handle reduces user fatigue during extended use
- S-Automatic safety clutch minimizes kickback on the 6-inch disc
- 10,000 RPM maximum speed is lower than many brushless cordless rivals
- Corded power source limits mobility compared to battery-operated options
- 6-inch wheel size is larger than the 4-1/2-inch standard on many competitors
- You need a heavy-duty grinder for welders and fabricators
- You prefer the consistent power of a 12-amp corded motor
- You want tool-free disc changes to minimize job downtime
- You require a compact 4-1/2-inch grinder for tight spaces
- You need cordless freedom for remote or outdoor sites
- You prefer higher RPM speeds for fine finishing work
Verdict: Metabo HPT 6 in. 12 Amp Corded Grinder offers robust torque and anti-vibration control for industrial tasks. It fits welders who prioritize durability and quick disc swaps over cordless portability.
Makita 18V Brushless 4-1/2 / 5 in. Paddle Grinder
Best for: Makita 18V users needing paddle control
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2” / 5"
- Voltage
- 18V
- Maximum Speed
- 8,500 RPM
- Motor Type
- BL Brushless
- Switch Type
- Paddle Switch
This Makita 18V cordless grinder features a brushless motor delivering 8,500 RPM. It includes an electric brake that stops the wheel in two seconds or less. Active Feedback-sensing Technology cuts power if the wheel binds. Automatic Speed Change adjusts torque for performance. It weighs 5.8 pounds and fits 4-1/2 or 5-inch wheels. This tool suits users needing reliable cut-off and grinding power in an 18V system.
- Brushless motor delivers 8,500 RPM for efficient cutting
- Electric brake stops the wheel in two seconds or less
- Active Feedback-sensing Technology cuts power if the wheel binds
- Automatic Speed Change adjusts speed and torque during operation
- Lower voltage at 18V compared to 20V and 60V competitors
- Heavier at 5.8 pounds than many lighter 4-1/2 inch models
- You already own Makita 18V LXT batteries
- You need a paddle switch for better control
- You want brushless efficiency for longer run time
- You require 20V or higher voltage for maximum power
- You prefer a slide switch over a paddle switch
- You need a kit with batteries and charger included
Verdict: Makita 18V Brushless Paddle Grinder offers solid 8,500 RPM performance with safety features like an electric brake and AFT. It fits Makita 18V users who value paddle switch control and brushless efficiency.
Milwaukee M18 Cordless 4-1/2-Inch Grinder Kit
Best for: users wanting a complete kit with battery and charger
- Included Tools
- Grinder
- Wheel Diameter
- 4-1/2"
- Motor Type
- 4-pole
- Switch Type
- Paddle switch
- Configuration
- Kit
- Chuck Size
- 1/2 Inch
This Milwaukee M18 grinder kit includes the tool, a battery, and a charger. It features a 4-pole motor and a 4-1/2-inch wheel. The paddle switch offers comfort during use. The L-shape intake vents protect internal components from debris. You get a complete solution for grinding tasks. The cordless design allows for portability. This kit suits users who want a ready-to-use setup.
- Includes battery and charger for immediate use
- Paddle switch design for comfort
- 4-pole motor delivers maximum power
- L-shape intake vents protect internals
- 4-pole motor is less powerful than brushless options
- 4-1/2-inch wheel size limits cutting depth
- You need a complete kit with battery and charger
- You prefer a paddle switch for control
- You work with 4-1/2-inch discs
- You require brushless motor efficiency
- You need to cut larger than 4-1/2 inches
- You already own compatible M18 batteries
Verdict: Milwaukee M18 4-1/2" Cordless Grinder Kit is a practical choice for users who want a complete kit with battery and charger. It fits those who prefer a paddle switch for control and work with 4-1/2-inch discs.
Specifications side by side
| Spec | DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder | DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder | Milwaukee M18 FUEL 5-Inch Flathead Grinder | Milwaukee M18 FUEL 4-1/2 – 6 in. Braking Grinder | DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder | Makita 9564CV 4-1/2-Inch Corded Grinder | DEWALT 20V MAX XR Variable Speed Angle Grinder | DEWALT 20V MAX 4-1/2-Inch Grinder Kit | DEWALT ATOMIC 4-1/2-Inch Angle Grinder | DEWALT 20V 4-1/2-Inch Slide-Switch Grinder | Milwaukee M18 FUEL 4-1/2-6 in. Grinder | DEWALT XR 4-1/2 to 5-Inch Variable Speed Grinder | Metabo HPT 6 in. 12 Amp Corded Grinder | Makita 18V Brushless 4-1/2 / 5 in. Paddle Grinder | Milwaukee M18 Cordless 4-1/2-Inch Grinder Kit |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wheel Diameter | 4-1/2-5 in. | 4.5 Inch, up to 6-inch | 5 in. | 4-1/2 in. – 6 in. | 4-1/2-Inch to 5-Inch | 4-1/2-Inch | 4-1/2 in. – 5 in. | 4-1/2-Inch | 4-1/2 in. | 4-1/2-Inch | 4-1/2 in. – 6 in. | 4-1/2 in. – 5 in. | 6 in. | 4-1/2” / 5" | 4-1/2" |
| Voltage | 20V MAX* | 60V MAX* | 18-Volt | 18V | 20V MAX* | – | 20V MAX | 20V MAX* | 20V MAX | 20V MAX* | – | 20V MAX | – | 18V | – |
| Maximum Speed | 9,000 RPM | 9,000 RPM | – | – | – | 10,500 RPM | 9,000 RPM | 8,000 rpm | – | – | – | 9,000 RPM | 10,000 RPM | 8,500 RPM | – |
| Motor Type | Brushless | – | Brushless | Brushless | – | – | Brushless | – | – | Brushless | – | Brushless | – | BL Brushless | 4-pole |
| Switch Type | – | – | Paddle Switch No-Lock | Paddle switch | Paddle Switch | – | Paddle switch | 2-finger trigger switch | – | Slide Switch | No-Lock Paddle Switch | Slide switch | Paddle switch | Paddle Switch | Paddle switch |
| Braking System | – | Kickback Brake | RAPIDSTOP Brake | – | Kickback Brake | – | – | – | Electronic brake | Kickback Brake | Braking | – | – | Electric Brake | – |
| Configuration | Tool Only | Tool Only | Tool-Only | Tool-Only | Tool Only | – | Tool Only | Tool Kit | Tool Only | Tool Only | Tool Only | Tool Only | – | Tool Only | Kit |
| Chuck Size | – | – | – | – | 1/2 Inch | 1/2 Inch | 1/2 Inch | 1/2 Inch | 1/2 Inch | 1/2 Inch | 1/2 Inch | 1/2 Inch | – | – | 1/2 Inch |
| Included Tools | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder |
| Amperage | – | – | – | – | – | – | – | – | – | – | – | – | 12 Amp | – | – |
| Speed | – | – | – | – | – | Variable Speed | Variable Speed | – | – | – | – | Variable Speed | – | – | – |
| Power Source | Cordless | – | Cordless | – | – | Corded | Cordless | – | – | – | – | Cordless | Corded | Cordless | Cordless |
| Set Type | Tool Only | Tool Only | Tool Only | – | Tool Only | Tool Only | Tool Only | – | Tool Only | Tool Only | Tool Only | Tool Only | – | Tool Only | – |
| Dimensions | 13.1 × 6.2 × 4.9 inches | 4.7 × 6.1 × 15.3 inches | 4 × 16 × 7 inches | 16 × 7 × 4 inches | 13.1 × 1 × 4.9 inches | 16 × 6 × 6 inches | 13.3 × 6.5 × 5.7 inches | 21.1 × 7.63 × 12.4 inches | 12 × 6.98 × 4.48 inches | 12.9 × 1 × 4.9 inches | 12.5 × 7.08 × 11.4 inches | 13.2 × 6.5 × 5.7 inches | – | 8.39 × 13.3 × 5.43 inches | – |
| Weight | 4.59 pounds | 6.61 pounds | 1.2 pounds | 6.39 pounds | 1 pounds | 6 pounds | 4.74 pounds | 5.8 kilograms | 4.65 pounds | 3.75 pounds | 4.5 pounds | – | – | 5.8 pounds | 15.9 ounces |
| Size | Standard | 4.5 Inch | 16 x 4 x 7 inches | – | One Size | 0 | STANDARD | One Size | – | One Size | – | STANDARD | – | 18 volts | – |
| Color | Black, Yellow | Yellow,black | Red | Black/Red | Multi | Teal | Black, Yellow | Metallic | Black and Yellow | Multi | Red,black,grey | Black, Yellow | Green, Black | Green,black | Red,grey,black |
| Model | DCG410B | DCG414B | 2886-20 | 3670-20 | DCG416B | 9564CV | DCG410VSB | DCG412P2 | DCG402B | DCG405B | 2980-20 | DCG411VSB | 646633420 | XAG11Z | 2680-21P |
You can review motor ratings and wheel sizes across the best angle grinders with grinder to match your shop needs.
How to choose the right one
Check the Motor Type
Brushless motors offer longer life and better efficiency than brushed alternatives. You should look for this feature if you plan to use the tool frequently. The DEWALT 20V MAX XR 5-Inch model features a brushless design for robust performance. This technology reduces maintenance needs and extends the overall lifespan of the grinder. It is a practical choice for professionals who need reliable power without frequent repairs. Choose a brushless motor for long-term durability and consistent speed under load.
Select the Switch Style
The switch type affects your control and safety during operation. Paddle switches require constant pressure to run, which prevents accidental startup. Many models, including the Milwaukee M18 FUEL series, use this style for enhanced safety. This design is ideal for users who prioritize control in demanding environments. You should consider a paddle switch if you work in tight spaces or need quick stops. It ensures the tool stops immediately when you release the trigger, reducing the risk of injury.
Match Voltage to Platform
Your existing battery inventory dictates the best voltage choice. Cordless grinders range from 18V to 60V MAX. If you already own DEWALT 20V batteries, stick with that ecosystem. The DEWALT 20V MAX XR series is built for these users. Higher voltages like 60V MAX offer more raw power for heavy tasks. You should select a voltage that matches your current tools to save money and storage space. Consistency across your toolkit improves workflow efficiency.
Compare Wheel Diameters
Wheel size determines the cutting depth and versatility of the grinder. Standard sizes include 4-1/2 inch and 5 inch. Larger wheels like the 6-inch option provide more surface area for grinding. The DEWALT 60V MAX model supports a 6-inch wheel for heavy-duty work. You should choose a 4-1/2 inch grinder for general tasks and portability. Select a 5-inch model if you need a balance of power and control. Match the wheel size to your typical material thickness.
Consider Weight and Size
Weight impacts fatigue during extended use. The Milwaukee M18 FUEL Flathead Grinder weighs only 1.2 pounds, making it ideal for tight spaces. Its compact design allows access to confined areas. Heavier models, like the Metabo HPT 12 Amp corded grinder, offer stability for industrial tasks. You should pick a lighter tool if you work overhead or in cramped spots. Compare the weight and dimensions to ensure comfort. A balanced tool reduces strain on your wrists and arms.
Frequently asked questions
Which angle grinder is best for tight spaces?
The Milwaukee M18 FUEL 5-Inch Flathead Grinder is the top choice for confined areas. Its flathead design allows access where standard grinders cannot fit. Weighing only 1.2 pounds, it reduces user fatigue during detailed work. The paddle switch adds safety by requiring constant pressure to operate.
What is the most powerful cordless angle grinder available?
The DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder offers the highest power in this list. It supports a 6-inch wheel for aggressive cutting and grinding tasks. This model suits professionals who need robust performance for heavy-duty jobs. It operates on the 60V MAX platform for extended runtime.
Do these grinders include batteries and chargers?
Most models are sold as bare tools without batteries or chargers. However, the DEWALT 20V MAX 4-1/2-Inch Grinder Kit and the Milwaukee M18 Cordless 4-1/2-Inch Grinder Kit include complete setups. These kits provide the battery and charger needed for immediate use. Check the configuration field to confirm if a battery is included.
Which grinder is safest for kickback?
The DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder features anti-rotation safety to handle kickback. The Milwaukee M18 FUEL 4-1/2 – 6 in. Braking Grinder includes a quick stop feature for added control. Many DEWALT and Milwaukee models prioritize safety with electronic brakes or kickback protection mechanisms.
Can I use variable speed settings on these tools?
Yes, several models offer variable speed control for precision work. The Makita 9564CV is a corded option with variable speed settings. The DEWALT 20V MAX XR Variable Speed Angle Grinder also provides adjustable speeds. This feature allows you to match the RPM to the material you are grinding or cutting.
What is the lightest angle grinder in this group?
The Milwaukee M18 FUEL 5-Inch Flathead Grinder is the lightest at 1.2 pounds. Its compact size and low weight make it ideal for overhead or detailed tasks. The DEWALT 20V 4-1/2-Inch Slide-Switch Grinder is also lightweight at 3.75 pounds. These models reduce arm fatigue during extended use.
Which grinder handles both 4-1/2 and 5-inch discs?
The DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder accepts both sizes. The DEWALT 20V MAX XR Variable Speed Angle Grinder also supports 4-1/2 and 5-inch wheels. The Milwaukee M18 FUEL 4-1/2 – 6 in. Braking Grinder handles 4-1/2, 5, and 6-inch discs. This versatility reduces the need for multiple tools.
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