Best Bare Tool Angle Grinders in 2026: 15 Picks Ranked by Specs
We compared 15 bare tool angle grinders using only published specifications. See how weight, voltage, and motor type affect performance for your specific tasks.
By GaugeKit Editorial Team 7 min read
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Finding the best bare tool angle grinders requires matching specs to your actual workflow. We compared 15 models based on the specifications published on the listings. Our top pick is the DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder. It leads because its 4.59-pound weight offers a practical balance of power and control for versatile cutting. You will see options for tight spaces, heavy-duty tasks, and specific voltage ecosystems. This guide helps you decide which configuration fits your needs.
Match Voltage to Wheel Size
Choose your voltage based on the wheel diameter you need. The top DEWALT 20V model uses a 5-inch wheel and weighs 4.59 pounds. For larger 6-inch or 7-inch discs, you need the 60V FLEXVOLT system, which weighs up to 6.61 pounds. Smaller 12V tools fit tight spaces but handle only 3-inch wheels. Match the power source to the cutting capacity required for your tasks.
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder Best overall | Versatile cutting and grinding with wheel flexibility | |
| 2 | DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder Best premium | Heavy-duty cutting with 6-inch wheels | |
| 3 | Milwaukee M18 FUEL 5-Inch Flathead Grinder Also great | tight space access with M18 batteries | |
| 4 | DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder Also great | DEWALT users needing 20V to 60V power scaling | |
| 5 | Makita 9564CV 4-1/2-Inch Corded Grinder Best corded | stationary grinding with speed stability | |
| 6 | DEWALT 20V MAX XR Variable Speed Angle Grinder Also great | Users with existing 20V MAX batteries | |
| 7 | DEWALT ATOMIC 4-1/2-Inch Angle Grinder Also great | tight space access and safety | |
| 8 | DEWALT 20V 4-1/2-Inch Slide-Switch Grinder Best budget | lightweight 20V tasks with safety focus | |
| 9 | Milwaukee M18 FUEL 4-1/2-6 in. Grinder Also great | Heavy-duty cutting with 6-inch discs | |
| 10 | DEWALT XR 4-1/2 to 5-Inch Variable Speed Grinder Also great | General fabrication and grinding tasks | |
| 11 | Makita 18V Brushless 4-1/2 / 5 in. Paddle Grinder Also great | Makita battery users needing safe, efficient cutting | |
| 12 | Makita 18V 4-1/2 / 5 in. Paddle Angle Grinder Also great | Users needing safety features and auto speed control | |
| 13 | DEWALT 60V MAX 7-Inch Brushless Grinder Also great | heavy-duty cutting with a 7-inch wheel | |
| 14 | Bosch 12V Max 3-Inch Brushless Angle Grinder Best 12v | tight spaces and light cutting tasks | |
| 15 | FLEX 24V 5-Inch Brushless Grinder Best 24v | FLEX 24V ecosystem users needing safety |
The best fit for you
- You want the most versatile 5-inch grinder for general use – DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder – It features a brushless motor and 5-inch wheel capacity for balanced performance.
- You need to access tight spaces with a flathead design – Milwaukee M18 FUEL 5-Inch Flathead Grinder – Its flathead configuration and 1.2-pound weight allow easy maneuvering in confined areas.
- You require the smallest tool for light cutting in cramped spots – Makita 18V 4-1/2 / 5 in. Paddle Angle Grinder – The 3-inch wheel and 2.14-pound weight make it the most compact option.
- You need continuous power for stationary grinding tasks – Makita 9564CV 4-1/2-Inch Corded Grinder – This corded model offers variable speed control for stable, uninterrupted operation.
DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder
Best for: Versatile cutting and grinding with wheel flexibility
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2-5 in.
- Voltage
- 20V MAX*
- Maximum Speed
- 9,000 RPM
- Motor Type
- Brushless
- Included Tools
- Grinder
This bare-tool angle grinder uses a brushless motor to deliver up to 9,000 RPM and 1,590 MWO. It accepts 4-1/2 to 5-inch wheels and weighs 4.59 pounds. The anti-rotation system shuts down if excessive motion is detected. It suits users needing a versatile, high-speed tool for cutting and grinding tasks without the battery.
- Brushless motor delivers up to 9,000 RPM no-load speed
- Anti-rotation system enhances control by shutting down during excessive motion
- Accepts both 4-1/2 and 5-inch wheel diameters
- TOOL CONNECT chip ready for asset management tracking
- 9,000 RPM maximum speed is lower than some competitors offering higher RPMs
- 4.59-pound weight is heavier than compact 12V models in the list
- Standard size dimensions (13.1 inches long) may be bulkier for tight spaces
- You need a versatile grinder that handles both 4-1/2 and 5-inch wheels
- You want a brushless motor for efficient power delivery
- You value safety features like the anti-rotation system
- You require a tool under 4 pounds for extended overhead use
- You need a maximum speed exceeding 9,000 RPM
- You prefer a compact 3-inch grinder for small details
Verdict: DEWALT 20V MAX XR Brushless Angle Grinder fits pros who need a reliable, mid-sized grinder with strong torque and safety features. It is ideal for general cutting and grinding where wheel versatility matters more than ultra-high speed.
DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder
Best for: Heavy-duty cutting with 6-inch wheels
- Configuration
- Bare Tool
- Wheel Diameter
- 4.5 Inch, up to 6-inch
- Voltage
- 60V MAX*
- Maximum Speed
- 9,000 RPM
- Braking System
- Kickback Brake
- Included Tools
- Grinder
This bare tool angle grinder delivers 60V MAX power with a 13-amp motor equivalent. It supports 4.5-inch to 6-inch wheels and reaches 9,000 RPM. The Kickback Brake engages in 1.5 seconds to stop the wheel quickly. The Anti-Rotation E-CLUTCH shuts down the motor instantly during bind-up events. This setup suits users who need high speed and robust safety features for heavy-duty cutting and grinding tasks.
- 60V MAX voltage for high power output
- Supports up to 6-inch wheel diameter
- 9,000 RPM maximum speed
- Kickback Brake stops wheel in 1.5 seconds
- Anti-Rotation E-CLUTCH activates in less than a tenth of a second
- Heavier at 6.61 pounds compared to smaller 12V or 18V models
- Larger footprint with 15.3-inch height in paddle configuration
- Only supports 4.5-inch and 6-inch wheels, not 5-inch
- You need the ability to use 6-inch wheels for larger cutting jobs
- You want a high-speed tool reaching 9,000 RPM for efficient material removal
- You prioritize advanced safety systems like Kickback Brake and E-CLUTCH
- You prefer a lighter tool under 5 pounds for overhead work
- You only use 4.5-inch wheels and do not need 6-inch capacity
- You are already invested in a 12V or 18V system and want to stay within that voltage
Verdict: DEWALT 60V MAX 6-Inch Angle Grinder offers significant power and speed for demanding tasks. It fits professionals who regularly use 6-inch wheels and require rapid braking for safety.
Milwaukee M18 FUEL 5-Inch Flathead Grinder
Best for: tight space access with M18 batteries
- Configuration
- Bare Tool
- Wheel Diameter
- 5 in.
- Voltage
- 18-Volt
- Motor Type
- Brushless
- Switch Type
- Paddle Switch No-Lock
- Braking System
- RAPIDSTOP Brake
This bare tool is a 5-inch angle grinder with a low-profile flathead design. It uses an 18-volt brushless motor to generate power comparable to 11A corded models. The paddle switch includes a RAPIDSTOP brake that stops most wheels in under two seconds. Its compact 4-inch length allows access to tight spaces where standard grinders cannot reach.
- Flathead design fits tight spaces
- RAPIDSTOP brake stops wheels quickly
- Brushless motor for efficiency
- Paddle switch for control
- 18-volt system is lower voltage than 20V or 60V competitors
- 5-inch wheel size is smaller than 6-inch or 7-inch options
- You need to work in confined areas
- You prefer a paddle switch for safety
- You already own M18 batteries
- You require a 7-inch cutting capacity
- You need higher voltage than 18-volt
- You want a traditional body shape
Verdict: Milwaukee M18 Flathead 5 in. Grinder is ideal for users who prioritize access to tight spaces over maximum wheel size. It suits those who already have M18 batteries and need a safe, controlled cutting tool.
DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder
Best for: DEWALT users needing 20V to 60V power scaling
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2-Inch to 5-Inch
- Voltage
- 20V MAX*
- Switch Type
- Paddle Switch
- Braking System
- Kickback Brake
- Included Tools
- Grinder
This DEWALT bare tool angle grinder accepts 4-1/2-inch to 5-inch wheels. It uses a paddle switch for quick activation. The tool connects to all DEWALT 20V MAX* and FLEXVOLT batteries. You get up to 54% more power when paired with FLEXVOLT batteries. It includes a kickback brake and E-Clutch for safety. This model weighs 1 pound. It suits users already in the DEWALT ecosystem who need versatile wheel sizes.
- Accepts 4-1/2-inch to 5-inch wheels
- Compatible with 20V MAX* and FLEXVOLT batteries
- Kickback Brake engages with maximum force
- E-Clutch shuts down motor in under a tenth of a second
- Limited to 20V MAX* voltage platform
- Single wheel size range of 4-1/2-inch to 5-inch
- You already own DEWALT FLEXVOLT batteries for higher power
- You need a paddle switch for quick start-stop control
- You work with both 4-1/2-inch and 5-inch wheels
- You require a corded power source for unlimited runtime
- You need a 60V MAX* platform for maximum torque
- You prefer a traditional slide switch over a paddle design
Verdict: DEWALT FLEXVOLT 20V MAX* Paddle Grinder fits professionals who already use DEWALT batteries and want the power boost from FLEXVOLT cells. It is ideal for users who need to switch between 4-1/2-inch and 5-inch discs without changing tools.
Makita 9564CV 4-1/2-Inch Corded Grinder
Best for: stationary grinding with speed stability
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2-Inch
- Maximum Speed
- 10,500 RPM
- Included Tools
- Grinder
- Power Source
- Corded
- Set Type
- Tool Only
This Makita 9564CV is a corded angle grinder designed for precision work. It features a 13-amp motor with variable speed control ranging from 2,800 to 10,500 RPM. The 4-1/2-inch wheel diameter suits standard cutting and grinding tasks. You will appreciate the constant speed control that maintains RPM under load. The soft start reduces kickback during startup. It weighs 6 pounds and measures 16 inches in length.
- Variable speed control from 2,800 to 10,500 RPM
- 13-amp motor delivers high power output
- Constant speed control maintains RPM under load
- SJS mechanical clutch prevents gear damage
- Soft start suppresses initial reaction
- Heavier at 6 pounds compared to lighter cordless options
- Requires a power cord, limiting mobility
- Smaller 4-1/2-inch wheel limits cutting depth
- You need precise speed control for delicate tasks
- You prefer the consistent power of a corded tool
- You work in a stationary workshop setting
- You require cordless freedom for remote jobs
- You need a larger wheel for deeper cuts
- You want a lighter tool for overhead work
Verdict: Makita 9564CV 4-1/2 in. Corded Grinder suits professionals who prioritize speed stability and durability over portability. It is ideal for fixed-station grinding where cord access is available.
DEWALT 20V MAX XR Variable Speed Angle Grinder
Best for: Users with existing 20V MAX batteries
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2 in. – 5 in.
- Voltage
- 20V MAX
- Maximum Speed
- 9,000 RPM
- Motor Type
- Brushless
- Switch Type
- Paddle switch
This bare tool angle grinder uses a brushless motor to deliver 9,000 RPM and 1,640 MWO. It accepts 4-1/2 inch and 5 inch wheels. The variable speed control lets you adjust performance for different materials. Weighing 4.74 pounds, it offers cordless freedom with any 20V MAX battery. It suits users who need portable power for cutting or grinding tasks.
- Brushless motor delivers up to 9,000 RPM
- Variable speed control for material optimization
- Compatible with all 20V MAX batteries
- Anti-rotation system for better control
- Lower maximum speed of 9,000 RPM compared to some competitors reaching 10,000 RPM or higher
- Heavier at 4.74 pounds than lighter models in the list
- You already own a collection of 20V MAX batteries
- You need variable speed settings for delicate work
- You prefer a paddle switch for safety
- You require a maximum speed above 9,000 RPM
- You want the lightest possible tool under 4 pounds
- You prefer a slide switch over a paddle switch
Verdict: DEWALT 20V MAX XR Brushless Angle Grinder fits professionals who prioritize battery ecosystem compatibility and variable speed control over maximum RPM or minimal weight.
DEWALT ATOMIC 4-1/2-Inch Angle Grinder
Best for: tight space access and safety
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2 in.
- Voltage
- 20V MAX
- Braking System
- Electronic brake
- Chuck Size
- 1/2 Inch
- Included Tools
- Grinder
This bare tool angle grinder features a 20V MAX motor and a 4-1/2 inch wheel diameter. It weighs 4.65 pounds and measures 12 inches long. The slim design helps you access tight spaces. An electronic brake stops the wheel in 1.25 seconds. It includes an anti-rotation system to reduce reactionary torque. This model suits users needing compact power for detailed work.
- Electronic brake stops the wheel within 1.25 seconds after release.
- Anti-rotation system quickly stops the wheel during pinch or bind-up events.
- Slim ergonomic design with a smaller gripping diameter for tight spaces.
- Spindle lock allows for quick wheel changes without multiple wrenches.
- 4.65 pound weight is heavier than the Bosch 12V 3-inch model.
- 4-1/2 inch wheel diameter is smaller than the 5-inch and 6-inch options.
- You need a compact tool for tight spaces.
- You work with 4-1/2 inch wheels.
- You require a larger 5-inch or 6-inch wheel.
- You prefer a lighter tool under 4 pounds.
Verdict: DEWALT 20V MAX ATOMIC 4-1/2 in. Angle Grinder fits users who prioritize compactness and safety features over maximum wheel size.
DEWALT 20V 4-1/2-Inch Slide-Switch Grinder
Best for: lightweight 20V tasks with safety focus
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2-Inch
- Voltage
- 20V MAX*
- Motor Type
- Brushless
- Switch Type
- Slide Switch
- Braking System
- Kickback Brake
This bare tool angle grinder features a brushless motor and a 4-1/2-inch wheel capacity. It operates on 20V MAX power and includes a kickback brake that stops the wheel in two seconds or less. The slide switch offers simple control. It weighs 3.75 pounds. This model suits users who need reliable performance in a compact 20V system with essential safety features.
- Brushless motor reduces maintenance needs
- Kickback brake engages in 2 seconds or less
- Power Loss Reset prevents accidental restarts
- Includes side handle and flanges
- 4-1/2-inch wheel limits cutting depth compared to 5-inch or 7-inch models
- Slide switch may be less convenient than paddle switches for extended use
- 20V MAX system offers less power than 60V MAX or 18V FUEL competitors
- You already own DEWALT 20V MAX batteries
- You need a lightweight grinder under 4 pounds
- You prefer a simple slide switch operation
- You require a 5-inch or larger wheel for deeper cuts
- You want a paddle switch for easier one-handed use
- You need higher torque from a 60V MAX system
Verdict: DEWALT 20V MAX XR 4-1/2 in. Brushless Grinder fits users who prioritize safety and lightweight handling in a compact form factor. It is ideal for those already invested in the 20V ecosystem who do not need the larger cutting capacity of 5-inch or 7-inch models.
Milwaukee M18 FUEL 4-1/2-6 in. Grinder
Best for: Heavy-duty cutting with 6-inch discs
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2 in. – 6 in.
- Switch Type
- No-Lock Paddle Switch
- Braking System
- Braking
- Chuck Size
- 1/2 Inch
- Included Tools
- Grinder
This bare tool angle grinder handles wheels from 4-1/2 to 6 inches. It features a no-lock paddle switch for safety and a braking system to stop the disc quickly. The tool weighs 4.5 pounds and measures 12.5 inches long. It suits users who need a robust grinder for larger cutting or grinding tasks without a handle attached.
- Accepts 4-1/2 inch to 6 inch wheels
- Includes active braking system
- Uses a no-lock paddle switch
- Brushless motor technology
- Heavier at 4.5 pounds compared to compact 3-inch models
- Larger footprint at 12.5 inches in length
- Requires separate M18 battery purchase
- You need to cut or grind with 6-inch discs
- You prefer a paddle switch for quick shut-off
- You already own M18 batteries
- You need a compact 3-inch grinder
- You want a locked-on switch for long cuts
- You need a lighter tool under 4 pounds
Verdict: Milwaukee M18 FUEL 4-1/2 to 6 in. Grinder fits professionals who require the versatility of larger 6-inch discs and the safety of a braking system. It is a solid choice for heavy-duty tasks where battery power is already available.
DEWALT XR 4-1/2 to 5-Inch Variable Speed Grinder
Best for: General fabrication and grinding tasks
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2 in. – 5 in.
- Voltage
- 20V MAX
- Maximum Speed
- 9,000 RPM
- Motor Type
- Brushless
- Switch Type
- Slide switch
This bare tool angle grinder features a brushless motor and variable speed control. It reaches 9,000 RPM for cutting and grinding tasks. The slide switch offers precise activation. An anti-rotation system helps maintain control during operation. It fits 4-1/2 or 5-inch wheels. You should choose this if you need reliable performance in a compact 20V MAX platform for general metalwork.
- Brushless motor delivers up to 9,000 RPM no-load speed
- Variable speed settings allow adjustment for different materials
- Anti-rotation system shuts down if excessive rotational motion is sensed
- Compatible with both 4-1/2-inch and 5-inch wheels
- Maximum speed of 9,000 RPM is lower than many competitors exceeding 10,000 RPM
- Slide switch may be less convenient for some users compared to paddle or no-lock designs
- Standard size dimensions may feel bulkier than compact 12V or atomic models
- You already own DEWALT 20V MAX batteries
- You need variable speed control for delicate grinding tasks
- You prefer a slide switch for precise trigger control
- You require a higher maximum speed than 9,000 RPM
- You prefer a paddle switch for easier one-handed operation
- You want a more compact tool for tight spaces
Verdict: DEWALT 20V MAX XR 4-1/2-5 in. Grinder is a solid choice for professionals who value variable speed control and anti-rotation safety. It fits users already invested in the 20V MAX ecosystem who need a reliable, mid-range performance tool for general fabrication.
Makita 18V Brushless 4-1/2 / 5 in. Paddle Grinder
Best for: Makita battery users needing safe, efficient cutting
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2” / 5"
- Voltage
- 18V
- Maximum Speed
- 8,500 RPM
- Motor Type
- BL Brushless
- Switch Type
- Paddle Switch
This Makita bare tool angle grinder uses an 18V LXT brushless motor to deliver 8,500 RPM. It accepts 4-1/2 or 5-inch wheels. The paddle switch offers control, while an electric brake stops the wheel in 2 seconds. Automatic Speed Change adjusts torque for efficiency. It weighs 5.8 pounds and includes Active Feedback-sensing Technology to protect the motor.
- Brushless motor delivers 8,500 RPM
- Electric brake stops wheel in 2 seconds
- Active Feedback-sensing Technology cuts power if binding occurs
- Automatic Speed Change optimizes torque and speed
- Accepts 4-1/2 and 5-inch wheels
- 8,500 RPM maximum speed is lower than many competitors offering 10,000 RPM or more
- 5.8 pounds weight is heavier than compact 12V or 20V MAX models like the Bosch GWS12V-30N or DeWalt ATOMIC
- 18V voltage is lower than the 20V MAX and 60V FLEXVOLT options on this list
- You need a durable grinder with safety features like AFT and electric brake
- You already own Makita 18V LXT batteries
- You prefer paddle switch operation for better control
- You require higher speed than 8,500 RPM for aggressive cutting
- You want the lightest possible tool for overhead work
- You need more power than 18V can provide for heavy-duty tasks
Verdict: Makita 18V Brushless Angle Grinder suits users who prioritize safety and efficiency over raw speed. It is ideal for those invested in the 18V LXT ecosystem who need reliable performance for standard cutting and grinding tasks.
Makita 18V 4-1/2 / 5 in. Paddle Angle Grinder
Best for: Users needing safety features and auto speed control
- Configuration
- Bare Tool
- Wheel Diameter
- 4-1/2”/ 5"
- Voltage
- 18V
- Motor Type
- Brushless
- Switch Type
- Paddle
- Braking System
- Electric brake
This Makita bare tool angle grinder uses an 18V brushless motor and accepts 4-1/2 or 5-inch wheels. It features a paddle switch and variable speed control from 3,000 to 8,500 RPM. The unit weighs 7.1 pounds and includes an electric brake that stops the wheel in two seconds or less. It suits users who need automatic speed adjustment and active feedback sensing for safety.
- Brushless motor runs cooler and more efficiently
- Variable speed dial adjusts from 3,000 to 8,500 RPM
- Electric brake stops the wheel in 2 seconds or less
- Active feedback sensing shuts off the motor if rotation stops suddenly
- Automatic speed change technology optimizes torque and speed
- Heavier at 7.1 pounds than many competitors in this list
- Lower 18V power rating compared to 20V, 24V, and 60V MAX models
- Smaller 4-1/2 to 5-inch wheel capacity limits larger cutting tasks
- You prefer a paddle switch for better hand placement
- You want automatic speed adjustment for consistent performance
- You already use the Makita 18V LXT battery platform
- You need a 60V MAX system for maximum power
- You require a 6-inch or larger wheel capacity
- You want a lighter tool under 6 pounds
Verdict: Makita 18V 4-1/2/5 in. Paddle Grinder fits users who prioritize safety features and automatic speed control over raw power. It is a solid choice for those already invested in the 18V LXT ecosystem who need reliable performance for standard cutting and grinding tasks.
DEWALT 60V MAX 7-Inch Brushless Grinder
Best for: heavy-duty cutting with a 7-inch wheel
- Configuration
- Bare Tool
- Wheel Diameter
- 7 in.
- Voltage
- 60V MAX*
- Motor Type
- Brushless
- Braking System
- Kickback Brake
- Included Tools
- Grinder
This bare tool is a 60V MAX brushless angle grinder with a 7-inch wheel. It features a Kickback Brake and E-Clutch for safety. The design includes a quick wheel stoppage system. Its gearcase cover acts as a pipeline grip. This setup offers high torque for demanding cutting and grinding tasks. It suits users who need power and precise control in a cordless format.
- 60V MAX brushless motor provides up to 30% more torque than previous models
- 7-inch wheel diameter allows for deeper cuts
- Kickback Brake engages immediately during bind-up events
- E-Clutch shuts down the motor when a pinch is detected
- Pipeline grip gearcase cover aids in precise control
- 7-inch wheel size is larger than the 4.5-inch or 5-inch options on this list
- 60V MAX platform requires specific FLEXVOLT batteries, limiting compatibility with standard 20V MAX packs
- Physical dimensions (15.8 inches length) make it bulkier than smaller 4.5-inch grinders
- You need the cutting depth provided by a 7-inch wheel
- You already own DEWALT FLEXVOLT 60V MAX batteries
- You require advanced kickback protection for heavy-duty materials
- You prefer a compact 4.5-inch grinder for light tasks
- You only have DEWALT 20V MAX batteries and no FLEXVOLT power source
- You need a tool that fits easily into small, confined spaces
Verdict: DEWALT 60V 7-Inch Brushless Grinder delivers maximum cutting capacity and safety features for professionals using the FLEXVOLT ecosystem. It is the right choice for users who prioritize wheel size and torque over portability.
Bosch 12V Max 3-Inch Brushless Angle Grinder
Best for: tight spaces and light cutting tasks
- Configuration
- Bare Tool
- Wheel Diameter
- 3 In.
- Voltage
- 12V Max
- Maximum Speed
- 19,500 no-load rpm
- Motor Type
- Brushless
- Included Tools
- Grinder
This Bosch GWS12V-30N is a 12-volt bare tool angle grinder with a 3-inch wheel diameter. It delivers 19,500 no-load rpm from a brushless motor. The compact design fits tight spaces and weighs 2.14 pounds. You get fast braking and spindle-lock convenience. It suits users needing portability for light cutting tasks in confined areas.
- 19,500 no-load rpm for efficient cutting
- Brushless motor maximizes battery runtime
- Compact 3-inch wheel fits tight spaces
- Fast braking stops wheel in under a second
- 12V voltage is lower than the 18V or 20V options on this list
- 3-inch wheel diameter is smaller than the 4.5-inch or 5-inch grinders here
- 2.14-pound weight is comparable, but smaller power limits heavy-duty use
- You need a compact tool for tight spaces
- You work with light materials like conduit or tile
- You already own 12V Bosch batteries
- You require high power for thick metal cutting
- You prefer a 4.5-inch or larger wheel size
- You need a corded grinder for unlimited runtime
Verdict: Bosch 12V 3-Inch Brushless Grinder is ideal for tight-space tasks and light cutting where portability matters more than raw power. It fits users who prioritize compactness and battery efficiency over heavy-duty performance.
FLEX 24V 5-Inch Brushless Grinder
Best for: FLEX 24V ecosystem users needing safety
- Configuration
- Bare Tool
- Wheel Diameter
- 5-Inch
- Voltage
- 24V
- Maximum Speed
- 10,000 RPM
- Motor Type
- Sensor-free brushless
- Switch Type
- Paddle Switch
This FLEX 24V angle grinder features a sensor-free brushless motor and a paddle switch. It reaches 10,000 RPM for variable speed cutting and grinding. The tool includes anti-kickback braking and a one-step guard adjustment. Weighing 5.78 pounds, it offers a slim ergonomic grip. It is designed for users who need 24V power with efficient heat management and fast charging capabilities for extended runtime.
- 24V lithium system provides 20% more power
- 10,000 RPM maximum speed for high performance
- Anti-kickback braking system for safety
- Sensor-free brushless motor for efficiency
- One-step guard adjustment for quick changes
- Heavier at 5.78 pounds compared to lighter 12V or 20V models
- 5.78-pound weight may cause fatigue during overhead use
- Lower RPM than 7-inch 60V MAX competitors
- You already use the FLEX 24V battery ecosystem
- You need a 5-inch grinder with paddle switch control
- You prioritize anti-kickback safety features
- You prefer a side switch over a paddle switch
- You want a lighter tool under 5 pounds
- You need a 60V MAX high-power option
Verdict: FLEX 24V 5-Inch Brushless Grinder delivers robust 24V power and safety features for users invested in the FLEX system. It suits professionals who value anti-kickback protection and efficient motor performance over ultra-lightweight designs.
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 | 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 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 | Makita 18V Brushless 4-1/2 / 5 in. Paddle Grinder | Makita 18V 4-1/2 / 5 in. Paddle Angle Grinder | DEWALT 60V MAX 7-Inch Brushless Grinder | Bosch 12V Max 3-Inch Brushless Angle Grinder | FLEX 24V 5-Inch Brushless Grinder |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wheel Diameter | 4-1/2-5 in. | 4.5 Inch, up to 6-inch | 5 in. | 4-1/2-Inch to 5-Inch | 4-1/2-Inch | 4-1/2 in. – 5 in. | 4-1/2 in. | 4-1/2-Inch | 4-1/2 in. – 6 in. | 4-1/2 in. – 5 in. | 4-1/2” / 5" | 4-1/2”/ 5" | 7 in. | 3 In. | 5-Inch |
| Voltage | 20V MAX* | 60V MAX* | 18-Volt | 20V MAX* | – | 20V MAX | 20V MAX | 20V MAX* | – | 20V MAX | 18V | 18V | 60V MAX* | 12V Max | 24V |
| Maximum Speed | 9,000 RPM | 9,000 RPM | – | – | 10,500 RPM | 9,000 RPM | – | – | – | 9,000 RPM | 8,500 RPM | – | – | 19,500 no-load rpm | 10,000 RPM |
| Motor Type | Brushless | – | Brushless | – | – | Brushless | – | Brushless | – | Brushless | BL Brushless | Brushless | Brushless | Brushless | Sensor-free brushless |
| Switch Type | – | – | Paddle Switch No-Lock | Paddle Switch | – | Paddle switch | – | Slide Switch | No-Lock Paddle Switch | Slide switch | Paddle Switch | Paddle | – | – | Paddle Switch |
| Braking System | – | Kickback Brake | RAPIDSTOP Brake | Kickback Brake | – | – | Electronic brake | Kickback Brake | Braking | – | Electric Brake | Electric brake | Kickback Brake | – | Anti-kickback |
| Configuration | Tool Only | Tool Only | Tool-Only | Tool Only | – | Tool Only | Tool Only | Tool Only | Tool Only | Tool Only | Tool Only | – | Tool Only | Bare Tool | Tool Only |
| Chuck Size | – | – | – | 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 |
| Speed | – | – | – | – | Variable Speed | Variable Speed | – | – | – | Variable Speed | – | – | – | – | Variable Speed |
| Power Source | Cordless | – | Cordless | – | Corded | Cordless | – | – | – | Cordless | Cordless | – | Cordless | 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 | 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 | 13.1 × 1 × 4.9 inches | 16 × 6 × 6 inches | 13.3 × 6.5 × 5.7 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 | 7.9 × 13.9 × 5.4 inches | 15.8 × 7.7 × 5.91 inches | 3.5 × 3.1 × 7.1 inches | 12.6 × 4.1 × 3.1 inches |
| Weight | 4.59 pounds | 6.61 pounds | 1.2 pounds | 1 pounds | 6 pounds | 4.74 pounds | 4.65 pounds | 3.75 pounds | 4.5 pounds | – | 5.8 pounds | 7.1 pounds | – | 2.14 pounds | 5.78 pounds |
| Size | Standard | 4.5 Inch | 16 x 4 x 7 inches | One Size | 0 | STANDARD | – | One Size | – | STANDARD | 18 volts | 0.625 in | One Size | One Size | – |
| Color | Black, Yellow | Yellow,black | Red | Multi | Teal | Black, Yellow | Black and Yellow | Multi | Red,black,grey | Black, Yellow | Green,black | Teal | Multi | Blue | Grey/Black |
| Model | DCG410B | DCG414B | 2886-20 | DCG416B | 9564CV | DCG410VSB | DCG402B | DCG405B | 2980-20 | DCG411VSB | XAG11Z | XAG20Z | DCG440B | GWS12V-30N | FX3171A-Z |
If you need different options, review the best angle grinders with bare tool to compare motor and disc specifications.
Key Specs for Choosing Your Grinder
Match Voltage to Power Needs
Select your voltage based on the tasks you perform most often. The DEWALT 20V MAX XR offers balanced power for general cutting and grinding, weighing 4.59 pounds. For heavier duty work, the DEWALT 60V MAX system provides more torque but increases weight to 6.61 pounds. If you only need light cutting, the Bosch 12V Max is a compact option at 2.14 pounds. Higher voltage supports larger wheels and sustained load, while lower voltage keeps the tool lighter and easier to handle for extended periods.
Check Wheel Diameter Capacity
The wheel diameter determines your cutting depth and versatility. A 5-inch wheel, found on the DEWALT 20V MAX XR, suits most general fabrication tasks. If you need to cut thicker material, consider a 6-inch or 7-inch model like the DEWALT 60V MAX 7-Inch Grinder. Smaller 4-1/2-inch wheels, such as those on the DEWALT 20V Slide-Switch Grinder, are lighter and easier to control for precision work. Choose the largest wheel your workflow regularly requires to avoid changing discs frequently.
Choose Brushless Motor Type
Brushless motors offer longer life and better efficiency than brushed versions. Most top picks, including the DEWALT 20V MAX XR and Milwaukee M18 FUEL, use brushless technology. This means less maintenance and consistent power output as the battery drains. The Makita 18V Brushless model also delivers reliable performance without carbon brush wear. If you grind metal daily, a brushless motor extends tool life significantly. Check the attributes list for this specification to ensure you are getting the most durable option for your budget.
Consider Switch Type for Control
The switch type affects how you operate the tool safely. Paddle switches, like those on the Milwaukee M18 FUEL Flathead, require constant pressure to run, which can prevent accidental starts. Slide switches, found on the DEWALT 20V Slide-Switch Grinder, lock in position for continuous operation. Choose a paddle switch if you need maximum safety and quick shutdowns. Choose a slide switch if you plan to grind for long periods without holding the trigger. Your preference depends on whether you prioritize safety or endurance.
Evaluate Weight for Maneuverability
Weight impacts your fatigue level during long jobs. The Milwaukee M18 Flathead weighs just 1.2 pounds, making it ideal for tight spaces. However, heavier tools like the DEWALT 60V MAX at 6.61 pounds offer more stability for heavy grinding. The DEWALT 20V MAX XR sits in the middle at 4.59 pounds. Lighter tools are easier to swing but may vibrate more. Heavier tools absorb vibration better but tire your arm faster. Select a weight that matches your physical comfort and the precision required for your specific tasks.
Frequently asked questions
What is the lightest angle grinder on this list?
The Milwaukee M18 FUEL 5-Inch Flathead Grinder is the lightest option at just 1.2 pounds. Its compact flathead design makes it ideal for tight spaces. This weight allows for extended overhead use without fatigue. You get a paddle switch for easy control. It runs on M18 batteries for ecosystem compatibility.
Which grinder handles 6-inch wheels?
The DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder accommodates 6-inch discs. It weighs 6.61 pounds and provides high speed for heavy-duty cutting. The Milwaukee M18 FUEL 4-1/2-6 in. Grinder also supports 6-inch discs. It features a paddle switch and weighs 4.5 pounds. Both offer robust power for demanding tasks.
Does the DEWALT 20V MAX XR have variable speed?
The standard DEWALT 20V MAX XR 5-Inch model does not list variable speed in its specifications. However, the DEWALT 20V MAX XR Variable Speed Angle Grinder does include this feature. It also accepts both 4-1/2-inch and 5-inch wheels. This model weighs 4.74 pounds and uses a paddle switch for operation.
What is the smallest wheel diameter available?
The Bosch 12V Max 3-Inch Brushless Angle Grinder uses the smallest 3-inch wheel. It weighs 2.14 pounds and measures 3.5 inches in length. This compact size is best for light cutting and tight spaces. It is part of the 12V ecosystem, offering portability over raw power for precision work.
Which models feature a paddle switch?
Several models use a paddle switch for safety and control. The Milwaukee M18 FUEL 5-Inch Flathead Grinder includes one. The DEWALT 4-1/2 to 5-Inch Paddle Switch Grinder and the DEWALT 20V MAX XR Variable Speed model also feature this switch type. The FLEX 24V 5-Inch Brushless Grinder uses a paddle switch as well.
Is there a corded option in this selection?
Yes, the Makita 9564CV 4-1/2-Inch Corded Grinder is the only corded model listed. It offers variable speed control for stationary grinding tasks. It weighs 6 pounds and measures 16 inches in length. This model suits users who prioritize speed stability and do not need battery portability.
Which grinder is best for tight spaces?
The Milwaukee M18 FUEL 5-Inch Flathead Grinder is best for tight spaces due to its 1.2-pound weight and flathead design. The DEWALT 20V MAX ATOMIC 4-1/2-Inch Angle Grinder is also compact, weighing 4.65 pounds. The Bosch 12V Max 3-Inch model is extremely small at 3.5 inches long for confined areas.
What is the largest wheel diameter supported?
The DEWALT 60V MAX 7-Inch Brushless Grinder supports the largest 7-inch wheel. It is designed for heavy-duty cutting and maximum capacity. It weighs significantly more than smaller models to handle the torque. This tool fits users prioritizing wheel size and power over portability in their workflow.
See also
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