The 14 Cordless Angle Grinder 2023
David Raum Jun 9, 2023 1:27 AM
Angle grinders powered by a battery can be used for cutting, grinding, sanding, and polishing. They are indispensable for both experts and do-it-yourselfers. Due to their portability and simplicity of use, cordless angle grinders have grown in popularity as technology has advanced. This post will discuss the most effective cordless angle grinders on the market.
Top Picks
Best Overall: Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder
Best Budget: DEWALT Angle Grinder, 4.5 Inch, 11 Amp
Best Value: Cordless Angle Grinder, 21V Power Angle Grinder Tools
Editor's Choise: DEWALT FLEXVOLT ADVANTAGE 20V MAX* Angle Grinder
- SCORE9.6AI Score
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- BrandDEWALT
- Prime
WORKSITE Cordless Angle grinder, 4-1/2 Inch Power Angle Grinder with 4-Pole Motor, Adjustable Auxiliary Handle, Cutting Wheels, Grinding Wheels and Flap Discs, 4.0 Ah Battery & Charger Included
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- BrandWORKSITE
- Prime
DEWALT FLEXVOLT ADVANTAGE 20V MAX* Angle Grinder, Paddle Switch, 4-1/2-Inch to 5-Inch, Tool Only (DCG416B)
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- BrandDEWALT
- Prime
Makita XAG04Z 18V LXT® Lithium-Ion Brushless Cordless 4-1/2” / 5" Cut-Off/Angle Grinder, Tool Only
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AI Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our AI Consumer Report tool based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more
- BrandMakita
- SCORE9.6AI Score
AI Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our AI Consumer Report tool based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more
- BrandDEWALT
- Prime
Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder with Burst Resistant Guard and Paddle Switch Design
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- BrandMilwaukee
- SCORE9.2AI Score
AI Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our AI Consumer Report tool based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more
- BrandPORTER-CABLE
- Prime
- SCORE9.2AI Score
AI Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our AI Consumer Report tool based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more
- BrandBOSCH
Cordless Angle Grinder, 21V Power Angle Grinder Tools with 2PCS 4.0Ah Batteries & Fast Charger,9000RPM Brushless Motor Metal Grinder, 4-1/2'' Cutting Wheels, Flap Disc for Cutting, Polishing
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- BrandAvhrit
- Prime
18V LXT® Lithium‑Ion Brushless Cordless 4‑1/2” / 5" X‑LOCK Angle Grinder, with AFT®, Tool Only
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AI Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our AI Consumer Report tool based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more
- BrandMakita
- Prime
Last update on 2023-06-09 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API
#1 DEWALT 20V MAX* Angle Grinder Tool, Tool Only (DCG413B)
Specs:
- Brand: DEWALT
- Material: Blend
- Dimensions: 12.2 x 4.7 x 6 inches
- Style: 20V Brushless 4-1/2" Grinder (Tool Only)
- Power Source: Battery Powered
- Color: Black, Yellow
- Weight: 3.75 Pounds
- Voltage: 20 Volts
- Wattage: 20 watts
- Maximum Rotational Speed: 3450 RPM
What we like:
The DEWALT 20V MAX* Angle Grinder Tool is an excellent solution for people in need of a dependable and effective metal cutting and grinding device. The brushless motor is a helpful feature because it does not require brush replacement. Another feature we appreciate is the kickback brake, which activates rapidly in the event of a squeeze, stall, or bind-up, so preventing accidents and enhancing safety. In the event of a power loss or other shutdown, the E-Switch Protection feature prevents unexpected restarts.
What we don't like:
Product is that it is sold as a tool only, thus the battery and charger must be purchased separately, which can be costly. Also, some users may find the two-stage trigger somewhat difficult, as it requires two steps to activate the tool.
Our Verdict:
The DEWALT 20V MAX* Angle Grinder Tool is an excellent alternative for anyone in need of a dependable and effective metal cutting and grinding device. This product's brushless motor, kickback brake, and E-Switch Protection are all excellent features that contribute to its safety and simplicity. Despite the fact that the battery and charger must be purchased separately, we highly recommend this device due to its performance and dependability.
#2 WORKSITE Cordless Angle grinder, 4-1/2 Inch Power Angle Grinder
Specs:
- Brand: WORKSITE
- Material: Metal
- Style: Angled
- Power Source: Battery Powered
- Color: 2-grey
- Voltage: 120 Volts
- Maximum Rotational Speed: 9000 RPM
- Battery: 4.0 Ah
- Charger Included
- Cutting Wheels, Grinding Wheels, and Flap Discs included
- Adjustable Auxiliary Handle
What we like:
The WORKSITE Cordless Angle Grinder's 4-pole motor generates greater efficiency and doubles the work output of a standard 2-pole brushed motor. This makes it an effective tool for cutting and honing. The powerful 9000 RPM motor provides increased grinding and cutting capability for metal, tile, and concrete. The rubberized, anti-slip, 3-position auxiliary handle provides greater control, comfort, and versatility in all applications, thereby facilitating operation. The tool-free design of the guard enables quick and simple guard adjustments/positioning, which is a wonderful feature for a busy job site. In addition, the soft grip enhances the user's comfort and control, while the protective cover prevents sparks and metal fragments.
What we don't like:
The weight of this angle grinder is an aspect that we dislike. It can be quite substantial, which may result in fatigue during prolonged use. Additionally, some users may find the battery life inadequate for their requirements. The included charger is a standard charger that may require more time to power the battery.
Our Verdict:
Overall, the WORKSITE Cordless Angle Grinder is a potent and effective device for cutting and grinding jobs. It has a high rotational speed, an adjustable handle, and a protection design that does not require tools. The protective cover and soft grip make it safe and pleasant to use. This is a fantastic option for those in need of a dependable and powerful angle grinder, despite the fact that it can be heavy and the battery life may not be sufficient for everyone.
#3 DEWALT FLEXVOLT ADVANTAGE 20V MAX* Angle Grinder
Specs:
- Brand: DEWALT
- Material: Blend
- Item Dimensions LxWxH: 13.11 x 6.2 x 4.9 inches
- Style: Angled
- Power Source: Battery Powered
- Color: Yellow
- Item Weight: 1 pound
- Voltage: 20 Volts
- Wattage: 1550 watts
- Maximum Rotational Speed: 9000 RPM
- Kickback Brake
- E-Clutch
- E-Switch Protection
- Tool Connect Chip Ready
What we like:
The DEWALT FLEXVOLT ADVANTAGE 20V MAX* Angle Grinder is a flexible and powerful tool. When combined with FLEXVOLT batteries, it can attain up to 54% greater power. When a bind-up occurs, the Kickback Brake acts with maximum force to immediately halt the wheel and turn off the grinder, delivering a safer user experience. When a pinch/stall is detected, the E-Clutch shuts down the motor in less than a tenth of a second, greatly boosting the safety of the tool. In the event of a power loss or other unexpected shutdowns, the E-Switch Protection requires the trigger switch to be cycled in order to restart the device. In addition, the tool connect chip pocket is compatible with the Tool Connect Chip DCE042, which integrates with the Tool Connect Site Manager software for simplified asset management on the jobsite.
What we don't like:
The DEWALT FLEXVOLT ADVANTAGE 20V MAX* Angle Grinder is a bit heavier than other angle grinders on the market, which may cause user fatigue after lengthy use. The tool is also more expensive than comparable devices.
Our Verdict:
Powerful and inventive, the DEWALT FLEXVOLT ADVANTAGE 20V MAX* Angle Grinder promotes user safety. The Kickback Brake and E-Clutch give further protection against injury, and the E-Switch Protection ensures the tool may be simply restarted in the event of a power failure. The tool connect chip pocket is a helpful asset management feature. The extra safety features and compatibility with FLEXVOLT batteries make it a reasonable investment for professionals who place a premium on safety and performance, despite the tool's larger weight and higher cost.
#4 Makita XAG04Z 18V LXT® Lithium
Specs:
- Brand: Makita
- Material: Polymer
- Item Dimensions LxWxH: 8.4 x 13.3 x 5.5 inches
- Style: Grinder, Tool Only
- Power Source: Hand Powered
- Color: Grey/Blue
- Item Weight: 4.8 Pounds
- Voltage: 18 Volts
- Maximum Rotational Speed: 8,500 RPM
What we like:
The Makita XAG04Z is a strong and efficient cordless angle grinder with Automatic Speed Change technology that optimizes performance by adjusting speed and torque during use. It also features Active Feedback-sensing Technology (AFT), which cuts off the motor if the wheel's revolution is abruptly stopped. Also, we like the efficient BL Brushless motor, which is electronically managed to optimize battery energy use for up to 50% longer operating time per charge. In addition, the tool is lightweight, compact, and easy to use, making it excellent for both DIY and commercial applications.
What we don't like:
The Makita XAG04Z is sold as a tool only, so if you do not already own a battery and charger, you will need to purchase them separately. In addition, some customers have noted that the tool can overheat after prolonged usage.
Our Verdict:
The Makita XAG04Z cordless angle grinder offers amazing power, efficiency, and portability. It is ideal for a variety of cutting and grinding chores and is suitable for both amateurs and experts. Although it is only sold as a tool, it is well worth purchasing an appropriate battery and charger. Featuring Automatic Speed Changing and Active Feedback-sensing Technology, the Makita XAG04Z is an excellent option for individuals in search of a dependable and effective angle grinder.
#5 DEWALT Angle Grinder, 4.5 Inch, 11 Amp, With Paddle Switch
Specs:
- Brand: DEWALT
- Material: Blend (plastic/metal)
- Item Dimensions LxWxH: 15.63 x 5.94 x 4.81 inches
- Style: Angle Grinder only
- Power Source: Corded Electric
- Color: Black
- Item Weight: 1 Pounds
- Voltage: 120 Volts
- Maximum Rotational Speed: 11000 RPM
- Horsepower: 1.80
What we like:
The DEWALT Angle Grinder has various characteristics that make it an excellent option for grinding and cutting jobs requiring heavy-duty performance. The 11 Amp AC/DC motor delivers ample power for demanding tasks, while the dust ejection technology prolongs the tool's life by expelling dangerous dust and debris particles. Moreover, the larger brushes have a longer lifespan than prior versions. The quick-change wheel release permits wheel changes without the use of tools, which is a convenient feature that can save time on the job site. In addition, the one-touch guard allows for simple 360-degree rotation with a single motion, and the top-mounted and shielded spindle lock button maximizes the depth of cut without sacrificing longevity.
What we don't like:
This tool is that it is corded, limiting its portability and flexibility in comparison to cordless alternatives. In addition, some users have claimed that the instrument is hefty and may lead to tiredness with prolonged use.
Our Verdict:
The DEWALT Angle Grinder is a robust and long-lasting equipment that is excellent for a variety of grinding and cutting jobs. Although it is heavier and less portable than cordless alternatives, its power and durability make up for its disadvantages. Choose the DEWALT Angle Grinder if you require a dependable and potent angle grinder for heavy-duty applications.
#6 Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder
Specs:
- Brand: Milwaukee
- Material: Plastic
- Item Dimensions LxWxH: 16.1 x 6.7 x 5.3 inches
- Style: Adjustable
- Power Source: Corded Electric
- Color: Black, red, white
- Item Weight: 1 pound
- Voltage: 18 volts
- Maximum Rotational Speed: 10,000 RPM
- Paddle switch design for easy activation
- Debris baffles prevent tool damage
- Tool-free guard allows for quick adjustments
- 3-position side handle for stability
- Compatible with M18 18v lithium ion Milwaukee batteries
- 4-pole motor delivers maximum power
What we like:
The form of the paddle switch makes it simple to activate, even when wearing gloves.
The debris baffles prevent clogging and damage to the tool, hence extending its lifespan.
The tool-free guard is convenient and permits quick modifications, which is especially beneficial when transitioning between various cutting applications.
The 3-position side handle increases the tool's stability when in use.
The compatibility with M18 18v lithium ion Milwaukee batteries allows customers to utilize the same batteries for different tools, a feature that is both cost-effective and convenient.
What we don't like:
Plastic may not be as durable as other materials, which may reduce the longevity of the tool.
The maximum rotating speed of 10,000 RPM is slightly lower than comparable versions on the market, making it unsuitable for specific applications.
Our Verdict:
The Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2-Inch Cordless Grinder is a trustworthy and practical option for people seeking a cordless grinder. The paddle switch design, debris baffles, and tool-free guard all contribute to the user-friendliness, and the compatibility with M18 18v lithium ion Milwaukee batteries is a fantastic feature for individuals who use many tools from the same line. While the plastic design and lower maximum RPM may not be perfect for everyone, the tool's overall performance and simplicity make it an investment worth making.
#7 PORTER-CABLE 20V MAX* Angle Grinder Tool
Specs:
- Brand: PORTER-CABLE
- Material: Metal
- Item Dimensions: 15.31 x 6 x 6 inches
- Style: Grinder Tool
- Power Source: Battery Powered
- Color: Original Version
- Item Weight: 1 Pound
- Voltage: 20 Volts
- Maximum Rotational Speed: 8500 RPM
What we like:
Anyone looking for a cordless angle grinder may find the PORTER-CABLE 20V MAX* Angle Grinder Tool to be an excellent alternative. It's capable of forceful cutting, removal, and finishing because to its high-performance motor that generates 8,500 RPM. The cast metal gear housing aids in heat dissipation during extended usage, and the ergonomically designed overmolded grip makes it simpler to use for extended durations. In addition, the spindle lock enables quick and simple wheel changes, and the 3-position side handle allows for different control positions.
What we don't like:
The biggest disadvantage of this angle grinder is that the battery and charger are offered separately, which might increase the price of the instrument overall. Moreover, some customers have claimed that the tool lacks the power of corded alternatives, limiting its usefulness for heavier-duty work.
Our Verdict:
The PORTER-CABLE 20V MAX* Angle Grinder Tool is an excellent alternative for individuals in search of a cordless angle grinder. Although it may not have as much power as some corded alternatives, it is still capable of doing a variety of activities and is a wonderful option for individuals that prioritize portability and usability. The fact that the battery and charger are supplied separately may be a disadvantage for some, but it is something to consider if you already own PORTER-CABLE products that use the same battery system.
#8 Bosch GWS18V-45 18V 4-1/2 In. Angle Grinder (Bare Tool)
Specs:
- Brand: BOSCH
- Material: Metal
- Item Dimensions LxWxH: 12.5 x 2.8 x 3.7 inches
- Style: Angle Grinder
- Power Source: Battery Powered
- Color: 4-1/2"
- Item Weight: 5 Pounds
- Voltage: 18 Volts
- Maximum Rotational Speed: 10000 RPM
What we like:
Durability: The Bosch GWS18V-45 18V Angle Grinder is designed to give all-day grinding and cutting power thanks to Electronic Cell Protection and Electronic Motor Protection, which extend the life of the tool.
This cordless grinder has a powerful four-brush motor with 0-10,000 no-load revolutions per minute to handle even the toughest cutting and grinding chores.
The tool's two-position Vibration Control side handle delivers comfortable control, less user fatigue, and a smoother grinding experience.
User safety is ensured by the Bosch GWS18V-45 18V Angle Grinder's tool-less quick-change, burst-resistant wheel guard, and restart protection to prevent accidental startup.
This angle grinder offers exceptional cutting performance and is designed for metal applications.
What we don't like:
The fact that the battery and charger are offered separately increases the overall price.
Our Verdict:
The Bosch GWS18V-45 18V Angle Grinder is a robust and long-lasting cordless tool equipped with Electronic Cell Protection and Electronic Motor Protection for extended use. The two-position Vibration Control side handle offers comfortable control, while the tool-free quick-change, burst-resistant wheel guard, and restart protection safeguard the operator. This cutting instrument is specialized for metal applications and possesses exceptional cutting capability. The fact that the battery and charger are offered separately is the sole drawback. Overall, we recommend this angle grinder to experts and do-it-yourselfers who require a dependable and potent metal cutting and grinding device.
#9 Cordless Angle Grinder, 21V Power Angle Grinder Tools
Specs:
- Brand: Avhrit
- Material: Acrylonitrile Butadiene Styrene
- Dimensions: 12.99 x 7.87 x 3.15 inches
- Style: Cordless
- Power Source: Battery Powered
- Voltage: 21 Volts
- Maximum Rotational Speed: 9000 RPM
- Included accessories: 2PCSx21V 4.0AH Batteries, 1 x 2A Fast Charger, 8 x Cutting wheel, 4 x Flap Disc, 5 x Sanding Paper, 2 x Wrench, 1 x Handle, 1 x Gloves, 1 x Goggle, 1 x Tool bag, 1 x Wheel guard
What we like:
Two 21V 4.0Ah batteries and a rapid charger ensure all-day operation without the need to worry about running out of juice.
Cordless design eliminates the need to coil cords, enabling increased portability and convenience.
It is excellent for a variety of tasks, including metal grinding, rust removal, and metal/steel cutting, as its high-power brushless motor delivers up to 9000RPM.
It comes with a range of accessories, such as cutting wheels, flap discs, sandpaper, and a tool bag, making it a flexible device for a multitude of applications.
Rubberized 2-position anti-slip auxiliary handle provides enhanced control, comfort, and versatility in all applications, hence facilitating operation.
What we don't like:
The tool's build quality and longevity may not be as good as those of more established brands, such as Bosch or Porter-Cable.
For heavy-duty jobs, it may lack the power and durability of corded angle grinders.
Our Verdict:
The Avhrit Cordless Angle Grinder is an excellent alternative for individuals who value portability and convenience without sacrificing power and adaptability. The inclusion of two 21V 4.0Ah batteries and a rapid charging enables all-day use, while the high-power brushless motor offers up to 9000RPM for a variety of applications. The bundled accessories, which include cutting wheels, flap discs, and sandpaper, making it a flexible tool for a variety of jobs. However, the build quality and durability may not be as good as with more well-known brands, and it may not be as powerful or durable as corded angle grinders for heavy-duty tasks. Overall, it is an excellent option for individuals in search of a lightweight and portable angle grinder for light to medium-duty applications.
#10 18V LXT® Lithium‑Ion Brushless Cordless 4‑1/2” / 5" X‑LOCK Angle Grinder
Specs:
- Brand: Makita
- Item Dimensions: 12.7 x 3 x 3.6 inches
- Style: Angled
- Power Source: Battery Powered
- Color: Green, Black, Grey
- Item Weight: 7.06 Pounds
- Voltage: 18 Volts
- Maximum Rotational Speed: 8500 RPM
- Technology: Active Feedback-sensing Technology (AFT) and Automatic Speed Change technology
- Features: Soft start, anti-restart protection, soft rubberized grip, B.L. Brushless Motor, Star Protection Computer Controls
- Charger: Rapid Optimum Charger (battery and charger sold separately)
What we like:
Active Feedback-sensing Technology (AFT) is a safety device that shuts off the motor if the wheel stops rotating abruptly, thereby preventing accidents and injuries.
The Automatic Speed Change technology optimizes performance for the current task by adjusting speed and torque during operation.
Soft start decreases start-up reflexes, resulting in smoother starts and extended gear life.
To ensure safety, the anti-restart mechanism prevents the motor from starting when the battery is inserted with the switch locked on.
The soft rubberized grip provides enhanced comfort and reduces operator fatigue.
The electronically-controlled B.L. Brushless Motor is energy-efficient, adapts torque and RPM to changing application requirements, and is outfitted with Star Protection Computer Controls to prevent overloading, over-discharging, and overheating.
What we don't like:
Battery and charger are sold separately, which can increase the overall price.
It is heavier than other cordless angle grinders on the market at 7.06 pounds, which may be a concern for some users.
Our Verdict:
The Makita 18V LXT® LithiumIon Brushless Cordless 41/2" / 5" XLOCK Angle Grinder is a high-quality tool with a number of noteworthy features, including Active Feedback-sensing Technology and Automatic Speed Change technology. The gentle start and anti-restart protection also give further convenience and safety. Although the weight may be a disadvantage for certain users, the soft rubberized grip makes it easy to hold. The fact that the battery and charger are offered separately may also increase the price. Despite this, this grinder is an excellent option for individuals that favor safety and performance.
#11 RIDA Cordless Angle Grinder Kit 4 1/2 Inch 10000RPM 6 Speed Options 20V 4.0Ah Battery & Fast Charger
Specs:
- Brand: RIDA
- Style: Adjustable
- Power Source: Battery Powered
- Color: Black
- Voltage: 20 Volts
- Wattage: 400 watts
- Maximum Rotational Speed: 10000 RPM
- 6 Speed Options
- 4.0Ah Battery & Fast Charger
- 22Pcs Accessories
What we like:
Powerful Six speeds ranging from 3000 to 10000RPM are available for professional cutting and grinding applications.
Safe operation is ensured by a cut-off guard and safety hood that require no tools
Durable Dust Ejection System and Dust Filter System for ejecting and preventing dust and debris.
A 4.88-pound device with a 4.0Ah battery and a rapid charger.
Ergonomic elements, such as a rubberized handle and anti-slip grain, provide comfort.
Includes 22 attachments and a carrying bag
Excellent customer service available at all times
What we don't like:
Perhaps less effective than certain corded angle grinders on the market.
The grinding and cutting wheels that are provided may not be of the finest quality.
Our Verdict:
The RIDA Cordless Angle Grinder Kit is an excellent choice for anyone in need of a portable and adaptable device for cutting and grinding stone and metal. Its 6 speed settings and long-lasting battery make it an excellent choice for professionals, while its safety features and ergonomic design make it easy to use and comfortable to hold. However, it may not be as effective as corded alternatives, and the bundled accessories may not be of the finest quality. Despite this, DIY enthusiasts and professionals will find this to be a valuable investment due to the excellent customer service and reasonable price.
#12 AVID POWER Cordless Angle Grinder with 4-pole Motor
Specs:
- Brand: Avid Power
- Material: Metal
- Style: 20V Cordless
- Power Source: Battery Powered
- Color: Red and Black
- Voltage: 20 Volts
- Maximum Rotational Speed: 7500 RPM
- Battery Capacity: 4.0Ah
What we like:
The 4-pole motor with a no-load speed of 7,500 RPM is more powerful and efficient at grinding metal, cutting tile, and cutting concrete than conventional 2-pole motor angle grinder tools.
High capacity 4.0Ah battery with safe protection and rapid charger that can be fully charged in 1-2 hours and enhances indoor and outdoor work duration.
The ergonomic and comfortable 3-position auxiliary handle with rubberized anti-slip construction provides increased control and versatility for a variety of tasks, hence facilitating operation.
Quick-change design for abrasive wheels and wheel guard, making it simpler to replace abrasive wheels and modify the position of the wheel guard.
During operation, the portable grinder's protective cover avoids damage from flying sparks and metal chips.
What we don't like:
The maximum rotating speed of 7500 RPM is lower than that of certain other models on the market, making it less suited for heavy-duty work.
Our Verdict:
The AVID Power Cordless Angle Grinder is an excellent option for anyone in search of a dependable and effective angle grinder for do-it-yourself or light professional work. It is powerful and durable due to its 4-pole motor and big battery capacity, and its ergonomic design and quick-change features make it easy to operate. Although the reduced maximum rotating speed may limit its use for heavy-duty applications, it is still an excellent choice for most grinding and cutting jobs.
#13 Heywork 21V Cordless Grinder Kit,4" Blade,10000 RPM Brushless Motor Cordless Angle Grinder
Specs:
- Brand: Heywork
- Material: Aluminum, Iron, Metal
- Dimensions: 15 x 8.86 x 7.5 inches
- Style: Cordless grinder accessories, Angle, Portable, Adjustable, Ergonomic Power Source, Battery Powered
- Power Source: Battery Powered, Electric
- Color: Orange
- Voltage: 21 Volts
- Wattage: 500 watts
- Maximum Rotational Speed: 10000 rps
What we like:
The brushless motor with all-copper magnets of superior quality gives improved power, stability, and durability.
The 10000RPM no-load speed, which makes cutting and grinding effortless.
The strong 21V 2000mA 4.0Ah lithium battery delivers sufficient power for extended use untethered from an electrical outlet.
The wireless, two-position, non-slip assist handle gives optimal comfort and versatility.
The tool's versatility, which includes wood chipping and other cutting chores.
What we don't like:
Some users may find the product to be excessively weighty for their needs.
Possible incompatibility with heavy-duty tasks.
Our Verdict:
The Heywork 21V Cordless Grinder Kit is a robust and adaptable device that can do a number of jobs. The brushless motor with all-copper magnets gives enhanced power, stability, and durability, which makes cutting and grinding effortless. The cordless 2-position non-slip assist handle and powerful 21V 2000mA 4.0Ah lithium battery allow for extended use without being attached to an electrical outlet. However, some customers may find the device overly hefty, and it may not be ideal for high-duty jobs. Overall, we recommend this item to anyone in need of a dependable and adaptable cordless grinder.
#14 SARRED Brushless Angle Grinder 5 & 4-1/2 inch Cordless Power Grinder Grinding Tool
Specs:
- Brand: SARRED
- Power source: Battery Powered
- Motor: Brushless
- Speed: up to 6550 Rpm
- Battery: 2 x 3.0Ah
- Arbor: 7/8-Inch with spindle size range of 5/8” -11” threaded
- Included accessories: 16 grinding wheels
What we like:
Brushless Motor's Superior Performance and Durability The brushless motor offers superior performance and durability with less noise and no sparks. Moreover, it has a longer lifespan than brushed motors.
The power indicator on the smart panel enables you to check the battery level at any moment. The 3-speed transmission is user-friendly and straightforward, with the RPM indicated on the instrument panel.
The dual switch prevents inadvertent activation and provides enhanced user protection during operation. During operation, the protective cover avoids sparks and metal chips, assuring safety.
Ergonomic Design: The 2-position side handle provides additional control and comfort for a variety of angles and materials.
Universal Size: The grinder's 7/8" arbor and 5/8" - 11" threaded spindle range make it suitable with a variety of attachments.
What we don't like:
Battery life may not be sufficient for heavy-duty use, and users may be need to recharge regularly.
The tool's significant heft in comparison to other cordless angle grinders may make it difficult to operate for extended durations.
Our Verdict:
The SARRED Brushless Angle Grinder is an exceptional tool for a variety of grinding and cutting jobs. It boasts a powerful brushless motor, a smart panel, and safety protection features, making it safe and easy to use. It is excellent for multiple applications due to its ergonomic design and universal size. Nonetheless, the short battery life and heavyweight may be an issue for some people. This cordless angle grinder is an excellent value and a dependable equipment for both DIY enthusiasts and professionals.
- Power and speed: The power and speed of the angle grinder are essential considerations. The grinder will be more effective at cutting and grinding operations if its power and speed are increased. For the majority of jobs, a grinder with a power output of 800-1000W and a speed of 10,000 rpm or higher is enough.
- Battery Life: The battery life of the cordless angle grinder is crucial since it influences how long you can use the equipment before having to recharge the battery. Look for a grinder with at least 30 minutes of battery life.
- Size and Weight: The size and weight of the angle grinder are crucial considerations to consider, particularly if you intend to use the equipment for extended periods. A grinder that is both small and light is good for maneuverability and fatigue prevention.
- Durability is another essential aspect to consider when purchasing an angle grinder. Look for a grinder that is constructed from high-quality materials and has a solid design to ensure it can handle hard use and last a long time.
- The price of the cordless angle grinder varies based on the quality and functionality of the instrument. Look for a grinder that delivers the best price-to-performance ratio without sacrificing performance or durability.
Can cordless angle grinders be utilized for labor-intensive tasks?
Yes, cordless angle grinders can be used for heavy-duty work, but you must select a high-quality grinder with a strong motor and durable construction.
How long do batteries for cordless angle grinders last?
The battery life of cordless angle grinders differs by model and manufacturer. Consider purchasing a grinder with a battery life of at least 30 minutes.
Are angle grinders that are cordless safe to use?
Yes, as long as you follow the manufacturer's instructions and take the required safety precautions, cordless angle grinders are safe to use.