Best Angle Grinders with Grinder: 15 Spec-Based Picks
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Finding the best angle grinders with grinder requires checking published specs, not marketing claims. We compared 15 models to help you choose. The Makita 18V Brushless 4-1/2 to 5-Inch Grinder leads because its 5-inch wheel diameter and brushless motor offer reliable performance for existing 18V owners. These picks are based strictly on the specifications published on the listings. This guide helps you decide which voltage, switch type, and wheel size fit your current battery system and job requirements.
Quick picks
The best fit for you
- You want the most compact model on the list Makita 18V Brushless 4-1/2 to 5-Inch Grinder This Makita model measures 8.4 inches in length, making it the shortest grinder in the group.
- You need a complete kit with batteries included CRAFTSMAN V20 4-1/2-Inch Angle Grinder Kit The Craftsman V20 is the only option on the list that includes both a battery and charger.
- You want to cut with the largest wheels DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder The DEWALT FLEXVOLT 60V MAX accommodates up to 6-inch wheels, the largest capacity listed.
- You need a corded grinder for continuous shop work DEWALT 4-1/2-Inch 11-Amp Paddle Switch Angle Grinder This DEWALT model uses an 11-Amp corded motor for continuous output without battery dependency.
- You want the lightest grinder for tight spaces Milwaukee M18 FUEL 5-Inch Flathead Grinder The Milwaukee M18 FUEL Flathead weighs only 1.2 pounds, the lowest weight listed.
Our 15 picks
Makita 18V Brushless 4-1/2 to 5-Inch Grinder
Best for: current 18V owners seeking a standalone grinder
- Included Tools
- Grinder (what this guide is about)
- Power Source
- 18 V cordless
- Wheel Diameter
- 4-1/2 in. / 5 in.
- Motor Type
- Brushless
- Battery Included
- No (tool only)
- Safety Features
- AFT, Automatic Speed Change
View on Amazon: Makita 18V Brushless 4-1/2 to 5-Inch Grinder
This bare-tool Makita cordless grinder runs on an 18V platform and accommodates both 4-1/2-inch and 5-inch wheels. It features a brushless motor with automatic speed adjustments and active feedback-sensing technology that stops rotation if binding occurs. You get a standard 5/8-inch-11 UNC spindle thread in a compact 8.4-inch housing. This setup suits you if you already own compatible 18V batteries and need a dedicated cutting or grinding tool.
Pros
- Brushless motor adjusts speed and torque automatically during operation
- Active feedback-sensing technology shuts off motor if wheel binds
- Compatible with both 4-1/2-inch and 5-inch wheel sizes
- Standard 5/8-inch - 11 UNC spindle thread
Cons
- Sold as a bare tool without a battery or charger
- Supplied as a renewed unit rather than factory new
Good fit if
- You already own compatible 18V power sources.
- You need flexibility between 4-1/2-inch and 5-inch accessories.
- You want built-in motor shutoff protection against wheel bind-up.
Skip if
- You require an all-in-one kit with batteries included.
- You prefer factory-new equipment over renewed hardware.
Verdict: Makita 18V Brushless 4-1/2 to 5-Inch Grinder provides essential electronic protections and dual-wheel compatibility for existing 18V system owners.
DEWALT 20V MAX 4-1/2-Inch Brushless Paddle Grinder
Best for: DEWALT 20V users needing safety braking
- Included Tools
- Grinder (what this guide is about)
- Power Source
- 20V MAX cordless
- Wheel Diameter
- 4-1/2 in.
- Motor Type
- Brushless
- Switch Type
- Paddle
- Battery Included
- No (tool only)
View on Amazon: DEWALT 20V MAX 4-1/2-Inch Brushless Paddle Grinder
The DEWALT 20V MAX 4-1/2-Inch Brushless Paddle Grinder provides cordless cutting and grinding via a brushless motor. It features a fast-acting electronic brake stopping wheels in two seconds or less, alongside a kickback brake for bind-up protection. Weighing 3.75 pounds, it suits metalworkers and DIYers already stocked with DEWALT 20V MAX batteries who need a dedicated 4-1/2-inch bare tool with a two-stage paddle switch.
Pros
- Brushless motor requires no maintenance brush changes
- Electronic brake stops wheels in two seconds or less on average
- Kickback brake automatically engages to stop wheel during bind-ups
- Two-stage paddle switch prevents accidental startup
- Lightweight bare tool design at 3.75 pounds
Cons
- Sold as a bare tool without a battery or charger
- Fixed 4-1/2-inch guard size does not accommodate 5-inch wheels
Good fit if
- You already own compatible DEWALT 20V MAX batteries and chargers.
- You prioritize rapid wheel-braking and electronic kickback shutoff.
- You prefer operating your grinder with a two-stage paddle switch.
Skip if
- You need a complete kit containing a bundled battery and charger.
- You require support for 5-inch grinding or cutting accessories.
Verdict: DEWALT 20V MAX 4-1/2-Inch Brushless Paddle Grinder delivers responsive braking and kickback shutoff in a compact 3.75-pound frame. It is an ideal bare-tool choice if you already use DEWALT 20V cordless batteries.
Milwaukee M18 Brushless Paddle Switch Grinder
Best for: M18 users wanting paddle-switch safety
- Included Tools
- Grinder (what this guide is about)
- Power Source
- M18 cordless
- Wheel Diameter
- 4-1/2 in / 5 in
- Motor Type
- Brushless
- Switch Type
- No-lock paddle switch
- Battery Included
- No (tool only)
View on Amazon: Milwaukee M18 Brushless Paddle Switch Grinder
This cordless bare tool brings brushless power to cutting and grinding tasks on the M18 platform. You get support for both 4-1/2-inch and 5-inch wheels on a standard 5/8-inch-11 spindle, along with an electronic clutch for kickback protection. Its no-lock paddle switch and overload protection support steady workshop handling. It suits you if you already own M18 batteries and need a dedicated, switch-safe angle grinder for daily cutting projects.
Pros
- Brushless motor with built-in overload protection
- Electronic clutch provides kickback protection
- Compatible with 4-1/2-inch and 5-inch wheels
- Anti-vibration side handle included
- Works with all M18 batteries
Cons
- Battery and charger not included
- No-lock paddle switch cannot be locked on for continuous operation
- Bare tool weighs 4.99 pounds before battery is attached
Good fit if
- You already own Milwaukee M18 batteries and chargers.
- You want a paddle switch that stops operation immediately when released.
- You switch between 4-1/2-inch and 5-inch wheel accessories.
Skip if
- You need a complete kit that includes a battery and charger.
- You prefer a lock-on switch for uninterrupted extended grinding.
Verdict: Milwaukee M18 Brushless 4-1/2 to 5-Inch Grinder provides kickback protection and brushless performance on existing M18 battery setups. It works best for users needing dual-size wheel compatibility with the safety of a non-locking paddle switch.
Milwaukee 18V Variable-Speed 4.5/5-Inch Grinder
Best for: multi-speed cordless cutting and surface prep
- Included Tools
- Grinder (what this guide is about)
- Power Source
- 18V Cordless
- Wheel Diameter
- 4.5"/5"
- No-Load Speed
- 8,500 RPM
- Switch Type
- Variable speed
- Battery Included
- No (Tool Only)
View on Amazon: Milwaukee 18V Variable-Speed 4.5/5-Inch Grinder
This cordless 18V angle grinder supports 4.5-inch and 5-inch wheels and reaches speeds up to 8,500 RPM. It features five variable speed settings, allowing you to match rotation rates to specific cutting or grinding tasks. An integrated safety brake stops the wheel in two seconds or less. It suits you if you already own compatible 18V batteries and need adjustable wheel speeds for varied shop tasks.
Pros
- Five selectable speed settings up to 8,500 RPM
- Braking system halts wheels in 2 seconds or less
- Accommodates both 4.5-inch and 5-inch wheels
Cons
- Sold as a bare tool without battery or charger
- Weighs 5.4 pounds prior to battery installation
Good fit if
- You need selectable speed settings for different grinding applications.
- You want an active brake that stops rotation in two seconds or less.
- You already operate compatible 18V power tool batteries.
Skip if
- You need a package that includes a battery and charger.
- You require a lighter tool body under 5.4 pounds.
Verdict: Milwaukee 18V Variable-Speed 4.5/5-Inch Grinder provides precise rotation control across five settings alongside a rapid safety brake. It is a capable choice if you already own compatible 18V battery packs.
DEWALT 4-1/2-Inch 11-Amp Paddle Switch Angle Grinder
Best for: continuous shop grinding and heavy cutting
- Included Tools
- Grinder (what this guide is about)
- Wheel Diameter
- 4-1/2 in.
- No-Load Speed
- 11,000 RPM
- Switch Type
- Paddle
- Safety Features
- Paddle switch with safety lock-off
- Chuck Size
- 1/2 Inch
View on Amazon: DEWALT 4-1/2-Inch 11-Amp Paddle Switch Angle Grinder
This corded tool is a 4-1/2-inch angle grinder built with an 11-amp motor running at 11,000 RPM. You get a paddle switch with an integrated safety lock-off, a tool-free wheel release system, and a 360-degree rotating guard. At 8.25 pounds, it gives you sustained AC/DC power for heavy cutting and surface prep where you want constant motor output without tracking battery charges.
Pros
- 11-amp AC/DC motor delivers 11,000 RPM
- Tool-free Quick-Change wheel release
- One-Touch guard with 360-degree rotation
- Dust Ejection System clears debris from intake vents
- Paddle switch includes safety lock-off
Cons
- Fixed 11,000 RPM with no variable speed settings
- Weight is 8.25 pounds
- Limited to 4-1/2-inch wheel diameter
Good fit if
- You need continuous power from an 11-amp AC/DC motor.
- You prefer a paddle switch equipped with a safety lock-off.
- You want tool-free wheel swaps and rapid guard adjustments.
Skip if
- You need a lightweight grinder under 8 pounds.
- You require variable speed control for delicate finishing.
- You want compatibility with 5-inch wheels.
Verdict: DEWALT 4-1/2-Inch 11-Amp Paddle Switch Angle Grinder delivers continuous 11,000 RPM cutting output with tool-free wheel changes and integrated dust protection. It fits continuous shop tasks where corded power outweighs cordless portability.
DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder
Best for: high-power 20V cordless grinding and cutting
- Included Tools
- Grinder (what this guide is about)
- Power Source
- Cordless (20V MAX)
- Wheel Diameter
- 4-1/2 in. - 5 in.
- Motor Type
- Brushless
- No-Load Speed
- 9,000 RPM
- Battery Included
- No (Tool Only)
View on Amazon: DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder
This DEWALT bare tool is a cordless brushless angle grinder that accepts 4-1/2-inch to 5-inch wheels. It delivers up to 1,590 MWO and runs at a no-load speed of 9,000 RPM on a 20V MAX battery. An integrated anti-rotation system shuts down power if it detects excessive rotational movement. It suits you if you already own compatible DEWALT 20V batteries and need high output for cutting and grinding.
Pros
- Brushless motor delivers up to 1,590 MWO and 9,000 RPM no-load speed
- Anti-rotation system shuts tool down during excessive rotational movement
- Compatible with both 4-1/2-inch and 5-inch wheels
- Supports Wireless Tool Control pairing with compatible DEWALT dust extractors
Cons
- Battery and charger are not included
- TOOL CONNECT chip is sold separately
Good fit if
- You already own DEWALT 20V MAX batteries and chargers.
- You want an anti-rotation shut-off system for enhanced user control.
- You need a cordless grinder that accommodates 5-inch wheels.
Skip if
- You require a complete kit that includes a battery and charger.
- You do not use the DEWALT 20V power tool platform.
Verdict: DEWALT 20V MAX XR 4-1/2 to 5-Inch Cordless Angle Grinder delivers 1,590 MWO and up to 9,000 RPM for demanding jobs. Its built-in anti-rotation shutoff provides essential bind-up protection for cordless grinding.
DEWALT 13-Amp 4-1/2 to 5-Inch Trigger Angle Grinder
Best for: Continuous corded grinding with multi-guard flexibility
- Included Tools
- Grinder (what this guide is about)
- Wheel Diameter
- 4-1/2 in. to 5 in.
- No-Load Speed
- 9,000 RPM
- Switch Type
- Trigger
- Chuck Size
- 1/2 Inch
- Dimensions
- 18 × 6 × 5 inches
View on Amazon: DEWALT 13-Amp 4-1/2 to 5-Inch Trigger Angle Grinder
This corded DEWALT angle grinder runs on a 13-amp motor with a 9,000 RPM rating. It features a trigger switch and comes with 4.5-inch, 5-inch, and 6-inch Type 27 guards, along with a side handle. Built-in dust ejection vents route debris away from the motor. At 5.7 pounds and 18 inches long, it suits you if you need sustained corded power for medium to heavy grinding tasks.
Pros
- 13-amp motor rated at 9,000 RPM
- Includes 4.5-inch, 5-inch, and 6-inch Type 27 guards
- Dust Ejection System expels debris from intake vents
- Includes side handle and inner and outer flanges
Cons
- No variable speed control listed
- 18-inch length requires extra clearance in tight spaces
Good fit if
- You want continuous power from a 13-amp corded motor.
- You need multiple guard sizes for 4.5-inch, 5-inch, and 6-inch wheels.
- You prefer a trigger switch for tool operation.
Skip if
- You require cordless mobility away from power outlets.
- You need adjustable RPM settings for lower-speed surface prep.
Verdict: DEWALT 13-Amp 4-1/2 to 5-Inch Trigger Angle Grinder delivers continuous corded performance with multiple included guards and dust-ejection protection. It serves workshops that prioritize high-amperage output over cordless portability.
CRAFTSMAN V20 4-1/2-Inch Angle Grinder Kit
Best for: Users wanting a complete kit with metal housing
- Included Tools
- Grinder (what this guide is about)
- Power Source
- V20 cordless
- Wheel Diameter
- 4-1/2 in.
- No-Load Speed
- 8,500 RPM
- Battery Included
- Yes (kit)
- Included Accessories
- Battery and charger
This Craftsman V20 kit includes a 4-1/2-inch angle grinder, battery, and charger. It runs at 8,500 RPM for aggressive cutting and grinding tasks. The cast metal gear housing helps dissipate heat during extended use. You get a three-position handle and a contoured over-molded grip for control. This tool-free guard adjustment adds flexibility for various applications.
Pros
- 8,500 RPM no-load speed for aggressive work
- Cast metal gear housing dissipates heat
- Includes battery and charger in the kit
- Tool-free guard position adjustment
- Three-position handle for better control
Cons
- Lower 8,500 RPM speed compared to brushless competitors
- Fixed 4-1/2-inch wheel diameter limits larger tasks
- No variable speed control listed in specifications
Good fit if
- You need a complete kit with battery and charger
- You prefer a cast metal gear housing for durability
- You work with 4-1/2-inch discs exclusively
Skip if
- You require variable speed settings for delicate work
- You need a larger 5-inch or 6-inch disc capacity
- You want a brushless motor for higher efficiency
Verdict: Craftsman V20 4-1/2 In Cordless Grinder suits users who want a ready-to-use kit with a durable metal housing. It fits those who prioritize heat dissipation and included accessories over high-speed brushless performance.
Makita 18V Brushless 4-1/2 to 5-Inch Angle Grinder
Best for: existing Makita 18V platform owners
- Included Tools
- Grinder (what this guide is about)
- Power Source
- 18 V cordless
- Wheel Diameter
- 4-1/2 in. / 5 in.
- Motor Type
- Brushless
- Battery Included
- No (tool only)
- Safety Features
- AFT, Automatic Speed Change
View on Amazon: Makita 18V Brushless 4-1/2 to 5-Inch Angle Grinder
This cordless Makita tool is a brushless 18V angle grinder built for 4-1/2-inch and 5-inch wheels. It features Active Feedback-sensing Technology to stop the motor if the wheel binds, alongside automatic speed adjustments during operation. Because it ships as a bare tool without a battery or charger, this grinder suits you best if you already own 18V LXT batteries and need a dual-capacity cut-off tool for metalwork.
Pros
- Brushless 18V motor optimizes energy use
- Compatible with both 4-1/2-inch and 5-inch wheels
- Active Feedback-sensing Technology shuts down motor if wheel binds
- Automatic Speed Change adjusts RPM and torque under load
Cons
- Battery not included
- Charger not included
Good fit if
- You already own compatible Makita 18V LXT batteries and a charger.
- You need a grinder that accepts both 4-1/2-inch and 5-inch wheels.
- You want electronic bind-up protection via Active Feedback-sensing Technology.
Skip if
- You need a complete kit with batteries and a charger included.
- You prefer a corded power supply for uninterrupted shop runtime.
Verdict: Makita 18V Brushless 4-1/2 to 5-Inch Angle Grinder delivers electronic rotation protection and dual wheel sizing for users already invested in the 18V battery system. It provides core cut-off functionality without bundled accessories.
Milwaukee M18 FUEL 5-Inch Flathead Grinder
Best for: grinding in tight, low-clearance spaces
- Included Tools
- Grinder (what this guide is about)
- Power Source
- 18-Volt cordless
- Wheel Diameter
- 5 in
- Motor Type
- Brushless
- Switch Type
- Paddle switch no-lock
- Battery Included
- No (tool only)
This 18-volt cordless grinder features a low-profile flathead design built to reach tight spaces. It uses a brushless motor that delivers 11-amp corded power alongside a 5-inch wheel capacity. A no-lock paddle switch gives you direct control, while the RAPIDSTOP brake stops wheels in under two seconds. It suits you if you need compact clearance and fast blade stops for confined metalworking tasks.
Pros
- Low-profile flathead fits into tight work spaces
- RAPIDSTOP brake stops wheels in under two seconds
- Brushless motor generates 11-amp corded power
- 5-inch wheel diameter capacity
Cons
- Bare tool only with no battery or charger included
- Paddle switch lacks a lock-on mechanism
Good fit if
- You need to grind inside tight or low-clearance work areas.
- You want a rapid braking system that stops wheels quickly.
- You already own compatible 18-volt power tool batteries.
Skip if
- You need a complete kit containing a battery and charger.
- You prefer a lock-on switch for continuous running.
Verdict: Milwaukee M18 FUEL 5-Inch Flathead Grinder delivers corded-grade 11-amp power in a slim format designed specifically for tight angles. Its RAPIDSTOP brake and no-lock paddle switch provide responsive control when working in constrained locations.
DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder
Best for: heavy-duty cordless cutting with 6-inch wheels
- Included Tools
- Grinder (what this guide is about)
- Power Source
- 60V MAX cordless
- Wheel Diameter
- 4-1/2 in. to 6 in.
- No-Load Speed
- 9,000 RPM
- Switch Type
- Trigger
- Battery Included
- No (bare tool)
View on Amazon: DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder
This cordless tool runs on the DEWALT 60V MAX battery platform and delivers power equivalent to a 13-amp motor. It spins wheels up to 6 inches at 9,000 RPM using a trigger switch. Built-in safety systems include a Kickback Brake and an E-Clutch that shuts off in under a tenth of a second. If you need heavy-duty cutting capacity beyond standard 4-1/2-inch wheels without a cord, this bare tool fits your setup.
Pros
- Accepts wheels up to 6 inches for cutting and grinding
- Delivers 13-amp motor equivalent output at 9,000 RPM
- E-Clutch shuts down the motor in under a tenth of a second
- Brake halts standard wheels in 1.5 seconds after trigger release
Cons
- Bare tool includes no battery or charger
- Heavier bare tool weight at 6.61 pounds
Good fit if
- You already own DEWALT 60V MAX FLEXVOLT batteries.
- You need to run grinding or cutting wheels up to 6 inches.
- You want electronic brake and clutch safety features.
Skip if
- You need a complete kit with included batteries and a charger.
- You prefer a lighter tool than 6.61 pounds for extended overhead use.
Verdict: DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder delivers 13-amp equivalent power and accommodates up to 6-inch wheels for demanding cordless jobs. Its rapid braking and clutch mechanisms provide solid control if you already use 60V MAX batteries.
DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder
Best for: DEWALT users wanting paddle-switch braking performance
- Included Tools
- Grinder (what this guide is about)
- Power Source
- Cordless (20V MAX)
- Wheel Diameter
- 4-1/2 in. to 5 in.
- Switch Type
- Paddle
- Battery Included
- No (bare tool)
- Chuck Size
- 1/2 Inch
View on Amazon: DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder
This bare-tool cordless angle grinder runs on 20V MAX batteries and fits 4-1/2-inch to 5-inch wheels. It features a paddle switch, an E-Clutch motor shutdown under a tenth of a second, and a Kickback Brake for bind-ups. You also get up to 54 percent more power when you pair it with FLEXVOLT packs. It suits you if you already own compatible DEWALT batteries.
Pros
- Delivers up to 54% more power when paired with FLEXVOLT batteries
- Kickback Brake stops wheel quickly during bind-ups
- E-Clutch shuts down motor in under a tenth of a second during stalls
- Compatible with DEWALT 20V MAX and FLEXVOLT battery platforms
Cons
- Sold as a bare tool without a battery or charger
- Tool Connect chip DCE042 is sold separately
Good fit if
- You already own DEWALT 20V MAX or FLEXVOLT batteries and chargers
- You want integrated safety brakes and electronic clutch protection
- You prefer operating with a paddle switch on 4-1/2-inch to 5-inch discs
Skip if
- You need a bundled kit that includes a battery and charger
- You prefer a slide switch over a paddle switch
Verdict: DEWALT 20V 4-1/2 - 5-Inch Paddle Switch Grinder provides electronic braking, clutch shutoff, and extra power when paired with FLEXVOLT batteries. It is a solid bare-tool choice if you already own compatible DEWALT power packs.
DEWALT 20V 4-1/2-Inch Slide-Switch Grinder
Best for: continuous grinding using DEWALT 20V batteries
- Included Tools
- Grinder (what this guide is about)
- Wheel Diameter
- 4-1/2 in.
- Motor Type
- Brushless
- Switch Type
- Slide
- Battery Included
- No (bare tool)
- Safety Features
- Kickback Brake; Power Loss Reset
This DEWALT 20V cordless angle grinder features a brushless motor, a slide switch, and a 4-1/2-inch wheel capacity. It includes safety mechanisms such as a Kickback Brake that halts wheels in two seconds or less and Power Loss Reset to stop unexpected startups. At 3.75 pounds, it gives you a compact cutting and grinding tool if you already own compatible 20V batteries and prefer slide-switch operation for sustained tasks.
Pros
- Brushless motor eliminates carbon brush replacements
- Electronic brake stops the wheel in two seconds or less on average
- Kickback Brake shuts off motor during pinch or bind events
- Lightweight bare tool design at 3.75 pounds
Cons
- Sold as a bare tool without battery or charger
- Fixed to 4-1/2-inch wheel diameter without larger wheel support
Good fit if
- You prefer a slide switch for continuous grinding applications.
- You already own compatible DEWALT 20V MAX batteries and chargers.
- You prioritize electronic braking and kickback prevention features.
Skip if
- You need a package that includes a battery and charger.
- You require a grinder compatible with 5-inch or 6-inch wheels.
Verdict: DEWALT 20V MAX XR 4-1/2-Inch Slide Switch Grinder delivers brushless operation and rapid safety stopping for continuous cutting. It is an efficient bare-tool option if you already utilize the DEWALT 20V battery platform.
DEWALT 20V MAX XR Variable Speed Angle Grinder
Best for: variable speed tasks on 20V MAX batteries
- Included Tools
- Grinder (what this guide is about)
- Power Source
- Cordless (20V MAX)
- Wheel Diameter
- 4-1/2 in. - 5 in.
- Motor Type
- Brushless
- No-Load Speed
- 9,000 RPM
- Switch Type
- Paddle switch
View on Amazon: DEWALT 20V MAX XR Variable Speed Angle Grinder
This cordless angle grinder runs on DEWALT 20V MAX batteries and pairs a brushless motor with a paddle switch. You get variable speed control up to 9,000 RPM and up to 1,640 MWO of power. Built for 4-1/2-inch to 5-inch wheels, it includes an anti-rotation safety system and weighs 4.85 pounds bare. It suits you if you already own 20V MAX packs and need material-matched wheel speeds.
Pros
- Adjustable variable speed up to 9,000 RPM
- Brushless motor delivering up to 1,640 MWO
- Built-in anti-rotation safety system
- Compatible with 4-1/2 in. and 5 in. wheels
Cons
- Bare tool excludes battery and charger
- TOOL CONNECT chip sold separately
Good fit if
- You already own DEWALT 20V MAX batteries and chargers.
- You need variable speed adjustment across different materials.
- You prefer a paddle switch tool with anti-rotation control.
Skip if
- You need a complete kit with included batteries and charger.
- You prefer a locking slide switch mechanism.
Verdict: DEWALT 20V MAX XR Variable Speed Angle Grinder delivers adaptable speed control and high brushless output for current DEWALT cordless platform users. Its paddle switch and anti-rotation design provide direct control across cut-off and grinding tasks.
Milwaukee M18 FUEL 4-1/2 - 6 in. Braking Grinder
Best for: 6-inch wheel cutting with existing 18V batteries
- Included Tools
- Grinder (what this guide is about)
- Power Source
- Cordless (18V)
- Wheel Diameter
- 4-1/2 in. / 6 in.
- Motor Type
- Brushless
- Switch Type
- Paddle switch
- Battery Included
- No (Tool-Only)
View on Amazon: Milwaukee M18 FUEL 4-1/2 - 6 in. Braking Grinder
This cordless tool gives you an 18-volt brushless motor paired with an integrated braking safety feature. It accommodates wheels from 4-1/2 inches up to 6 inches, expanding your reach beyond standard sizes. The tool uses a paddle switch and measures 16 inches long. Weighing 6.39 pounds, it suits you if you already own 18V batteries and need larger wheel capability.
Pros
- Supports 4-1/2-inch and 6-inch wheel diameters
- Brushless 18V motor design
- Integrated braking safety feature
- Paddle switch operation
Cons
- Battery and charger are not included
- Tool-only weight is 6.39 pounds
Good fit if
- You need capacity for up to 6-inch grinding wheels.
- You already have compatible 18V batteries.
- You prefer paddle switch tools with active braking.
Skip if
- You require an included battery and charger.
- You want a bare tool lighter than 6.39 pounds.
Verdict: Milwaukee M18 FUEL 4-1/2 - 6 in. Braking Grinder provides brushless cordless power for wheels up to 6 inches. It serves as an effective bare-tool option if you already use 18V packs.
Specifications side by side
| Spec | Makita 18V Brushless 4-1/2 to 5-Inch Grinder | DEWALT 20V MAX 4-1/2-Inch Brushless Paddle Grinder | Milwaukee M18 Brushless Paddle Switch Grinder | Milwaukee 18V Variable-Speed 4.5/5-Inch Grinder | DEWALT 4-1/2-Inch 11-Amp Paddle Switch Angle Grinder | DEWALT 20V MAX XR 5-Inch Brushless Angle Grinder | DEWALT 13-Amp 4-1/2 to 5-Inch Trigger Angle Grinder | CRAFTSMAN V20 4-1/2-Inch Angle Grinder Kit | Makita 18V Brushless 4-1/2 to 5-Inch Angle Grinder | Milwaukee M18 FUEL 5-Inch Flathead Grinder | DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder | DEWALT 4-1/2 to 5-Inch Paddle Switch Angle Grinder | DEWALT 20V 4-1/2-Inch Slide-Switch Grinder | DEWALT 20V MAX XR Variable Speed Angle Grinder | Milwaukee M18 FUEL 4-1/2 - 6 in. Braking Grinder |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power Source | 18 V cordless | 20V MAX cordless | M18 cordless | 18V Cordless | not specified | Cordless (20V MAX) | not specified | V20 cordless | 18 V cordless | 18-Volt cordless | 60V MAX cordless | Cordless (20V MAX) | not specified | Cordless (20V MAX) | Cordless (18V) |
| Wheel Diameter | 4-1/2 in. / 5 in. | 4-1/2 in. | 4-1/2 in / 5 in | 4.5"/5" | 4-1/2 in. | 4-1/2 in. - 5 in. | 4-1/2 in. to 5 in. | 4-1/2 in. | 4-1/2 in. / 5 in. | 5 in | 4-1/2 in. to 6 in. | 4-1/2 in. to 5 in. | 4-1/2 in. | 4-1/2 in. - 5 in. | 4-1/2 in. / 6 in. |
| Motor Type | Brushless | Brushless | Brushless | not specified | not specified | Brushless | not specified | not specified | Brushless | Brushless | not specified | not specified | Brushless | Brushless | Brushless |
| No-Load Speed | not specified | not specified | not specified | 8,500 RPM | 11,000 RPM | 9,000 RPM | 9,000 RPM | 8,500 RPM | not specified | not specified | 9,000 RPM | not specified | not specified | 9,000 RPM | not specified |
| Switch Type | not specified | Paddle | No-lock paddle switch | Variable speed | Paddle | not specified | Trigger | not specified | not specified | Paddle switch no-lock | Trigger | Paddle | Slide | Paddle switch | Paddle switch |
| Battery Included | No (tool only) | No (tool only) | No (tool only) | No (Tool Only) | not specified | No (Tool Only) | not specified | Yes (kit) | No (tool only) | No (tool only) | No (bare tool) | No (bare tool) | No (bare tool) | No (Tool Only) | No (Tool-Only) |
| Safety Features | AFT, Automatic Speed Change | not specified | not specified | Brake stops wheel in 2 seconds or less | Paddle switch with safety lock-off | Anti-rotation system | not specified | not specified | AFT, Automatic Speed Change | not specified | Kickback Brake, Anti-Rotation E-CLUTCH | not specified | Kickback Brake; Power Loss Reset | Anti-rotation system | Braking |
| Included Accessories | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Battery and charger | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Voltage | 18V | 20V | not specified | 18V | not specified | 20V | not specified | 20V | 18V | 18V | not specified | 20V | 20V | 20V | not specified |
| Included Tools | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder | Grinder |
| Chuck Size | not specified | 1/2 Inch | 1/2 Inch | not specified | 1/2 Inch | not specified | 1/2 Inch | 1/2 Inch | not specified | not specified | not specified | 1/2 Inch | 1/2 Inch | 1/2 Inch | not specified |
| Dimensions | 8.4 × 4.5 × 5.5 inches | 12.2 × 4.7 × 6 inches | 13 × 8.5 × 3.5 inches | 13.9 × 8.23 × 3.78 inches | 16.1 × 7.91 × 5.98 inches | 13.1 × 6.2 × 4.9 inches | 18 × 6 × 5 inches | 14.5 × 5.38 × 8.25 inches | 8.4 × 13.3 × 5.5 inches | 4 × 16 × 7 inches | 4.7 × 6.1 × 15.3 inches | 13.1 × 1 × 4.9 inches | 12.9 × 1 × 4.9 inches | 13.3 × 6.5 × 5.7 inches | 16 × 7 × 4 inches |
| Weight | not specified | 3.75 pounds | 4.99 pounds | 5.42 pounds | 8.25 pounds | 4.59 pounds | 5.7 pounds | not specified | 0.64 ounces | 1.2 pounds | 6.61 pounds | 1 pounds | 3.75 pounds | 4.74 pounds | 6.39 pounds |
| Color | Black Or Blue | Multi | Chrome | Red | Multi | Black, Yellow | Multi | Grey,black,red | Grey/Blue | Red | Yellow,black | Multi | Multi | Black, Yellow | Black/Red |
| Model | XAG04Z-cr | DCG413B | 2880-20 | 2888-20 | DWE402K | DCG410B | DWE43116 | CMCG400M1 | XAG04Z | 2886-20 | DCG414B | DCG416B | DCG405B | DCG410VSB | 3670-20 |
| Size | not specified | One Size | Large | not specified | One Size | Standard | One Size | 4-1/2-in. | 18 V | 16 x 4 x 7 inches | 4.5 Inch | One Size | One Size | STANDARD | not specified |
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How to choose the right angle grinder
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Check the voltage platform
Match the voltage to your existing battery system. The top picks use 18V or 20V. This ensures compatibility with your current power source. Check the voltage spec before buying. Most models are cordless and require a specific brand battery. The Makita 18V model works with your 18V packs. The DEWALT 20V MAX models fit your 20V system. Selecting the right voltage avoids buying separate batteries. It keeps your tool lineup consistent and efficient.
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Select the wheel diameter
Choose the wheel size based on your cutting needs. The DEWALT FLEXVOLT 60V MAX model accommodates up to 6-inch wheels. This allows for deeper cuts in thick material. Most other models use 4-1/2-inch or 5-inch wheels. The Makita 18V model supports both 4-1/2 and 5-inch discs. A larger wheel removes more material per pass. A smaller wheel offers better control in tight spaces. Verify the maximum wheel diameter in the specs.
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Compare motor types
Look for brushless motors for longer life and efficiency. The Makita 18V model features a brushless motor. The DEWALT 20V MAX model also uses brushless technology. Brushless motors generate less heat and require less maintenance. They provide more power from the same battery. Some models, like the DEWALT 11-Amp corded version, use brushed motors. These are reliable for continuous shop use. Check the motor type to ensure you get the performance you need.
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Review the switch type
Decide between paddle switches and trigger switches. The Milwaukee M18 model uses a paddle switch. This type offers quick release safety. If you release the paddle, the tool stops immediately. The DEWALT 13-Amp model uses a trigger switch. This allows for continuous operation without holding the switch. Paddle switches are safer for one-handed work. Triggers are better for long grinding sessions. Check the switch type to match your workflow.
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Check battery inclusion
Determine if you need a bare tool or a kit. Most models on the list are bare tools. The Craftsman V20 model includes the battery and charger. This is ideal if you do not own the brand batteries. The Makita 18V model is sold without batteries. You must purchase them separately. Buying a bare tool is cheaper if you already have batteries. Check the battery included spec to avoid unexpected costs.
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Assess weight and size
Consider the weight for overhead or extended use. The Milwaukee M18 FUEL Flathead model weighs 1.2 pounds. This is the lightest option on the list. It reduces fatigue during long tasks. The DEWALT 11-Amp corded model weighs 8.25 pounds. This is heavier but offers continuous power. The DEWALT 20V MAX Paddle Switch model weighs 3.75 pounds. Check the weight spec to ensure the tool feels comfortable in your hand.
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Look for safety features
Verify the presence of electronic protections. The DEWALT 20V MAX model includes kickback shutoff. This stops the tool if the wheel binds. The Milwaukee M18 model has a rapid safety brake. This stops the wheel quickly to prevent injury. The Makita 18V model provides electronic rotation protection. These features enhance safety during cutting and grinding. Check for these protections to ensure you have the necessary safeguards.
Frequently asked questions
Which angle grinder fits best in tight spaces?
The Milwaukee M18 FUEL 5-Inch Flathead Grinder is designed for low-clearance work. It features a slim profile that measures 4 inches in length. This compact shape allows you to grind in constrained locations where standard grinders cannot reach. The paddle switch provides responsive control during these tight-angle tasks.
What is the difference between a paddle switch and a trigger?
A paddle switch requires you to hold the switch down to keep the tool running, which offers enhanced safety. If you release pressure, the tool stops immediately. Many models like the DEWALT 20V MAX Paddle Switch use this design to prevent accidental activation. Trigger switches allow for continuous operation with less hand fatigue.
Can I use a 4-1/2 inch grinder for 5 inch wheels?
Some models support dual-wheel compatibility, allowing you to use both 4-1/2 inch and 5 inch wheels. The Makita 18V Brushless model and the Milwaukee M18 Brushless Paddle Switch Grinder both accommodate these sizes. Check the wheel diameter spec to confirm if a specific tool supports larger wheels for more cutting capacity.
Do I need a brushless motor for grinding?
Brushless motors offer longer life and higher efficiency compared to brushed models. They provide consistent power output and require less maintenance. Most top picks, including the DEWALT 20V MAX XR and Makita 18V models, feature brushless technology. This ensures reliable performance for continuous shop grinding or demanding cordless jobs.
Which grinder is best for heavy-duty cutting?
The DEWALT FLEXVOLT 60V MAX 6-Inch Angle Grinder delivers 13-amp equivalent power. It accommodates up to 6-inch wheels for demanding cordless jobs. This high output provides solid control and cutting depth. It is ideal if you already use 60V MAX batteries and need maximum power for heavy materials.
Is a bare tool better than a kit?
A bare tool is cheaper if you already own compatible batteries. Most models on this list are bare tools, requiring you to purchase batteries separately. The Craftsman V20 is the only option that includes a battery and charger. Choose a bare tool if you want to save money and use existing power packs.
What safety features should I look for in an angle grinder?
Look for electronic braking and kickback shutoff mechanisms. These features stop the wheel rapidly if it binds up, reducing injury risk. The DEWALT 20V MAX Paddle Switch Grinder and Milwaukee M18 models include these protections. Anti-rotation shutoffs also prevent the tool from twisting in your hands during unexpected stops.