The Best Angle Grinder 2020

Angle grinders are versatile power tools that are best used for cutting, grinding or sanding various materials. They are available as corded or battery powered cordless units where most use a 115mm diameter disc for operation.

Best Angle Grinder

The best angle grinder is the Makita DGA 504 Z, which automatically adjusts rotation speed based upon the load conditions and is packed full of safety features.

Angle Grinder Comparison

Angle GrinderTypeNo-load Speed
Makita DGA 504 ZCordless8,500 RPM
DEWALT DCG405NCordless9,000 RPM
NoCry GrinderCordless10,000 RPM
Bosch GWS 7-115Corded11,000 RPM
Makita GA4530RCorded11,000 RPM
Milwaukee M18Cordless8,500 RPM
Ryobi R18AG-0 ONECordless7,500 RPM
Meterk 115mmCorded12,000 RPM

If you decide to choose a cordless angle grinder, we strongly recommend purchasing a second battery. Most have a continuous run time between 30 to 60 minutes, which may not be long enough for those that intend to use them all day.

Below is a list of the best angle grinders that are suitable for cutting, sanding or grinding of various materials.

The Best Angle Grinder


1. Makita DGA 504 Z Cordless Angle Grinder


The Makita DGA 504 Z is one of the most popular cordless angle grinders on the market and for good reason. It uses a highly advanced brushless DC motor and built-in controller that automatically adjusts the cutting speed to best suit the load condition. This has the effect of provide easier and cleaning cuts in all applications.

Safety is another main focus of this angle grinder as it has many safety features to avoid accidental injury. These features include soft starting, anti-restart, electronic current limiter and much more.

Other features of the Makita DGA 504 Z include:

  • High powered motor with a no-load speed of 8,500 RPM
  • Anti-restart and soft start functionality
  • Rubberized soft grip and slide switch for extended use
  • Battery fuel gauge LED indicator
  • Weighs 2.5 KG
  • Constant speed under load

Although expensive, the Makita DGA 504 Z is by far the best angle grinder on the market. It’s packed full of intuitive features such as the built-in controller that maximize its usability and makes it on of the best available in the UK.
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2. DEWALT DCG405N Cordless Angle Grinder


DEWALT are a brand that require no introduction and their cordless angle grinder is another premium option. It uses the highly rated 18V brushless motor for excellent power, which is capable of up to 69 cuts in 1/2 inch steel per charge.

In order to maximize safety whilst using this angle grinder, it features an electronic brake, which stops the disc spinning in less than 2 seconds once the trigger is released.

Other features of the DEWALT DCG405N include:

  • No-load speed of 9,000 RPM
  • M14 spindle thread
  • Electronic brake and constant clutch
  • Lightweight at just 1.75 KG
  • Compact and heavy duty design
  • Two position side handle
  • Mesh covers to restrict dust intake

As you would expect from any DEWALT power tool, it’s a high quality and high performing angle grinder. It does come with a premium price tag but it’s backed by one of the best brands in the industry for peace of mind.
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3. NoCry 20V Cordless Angle Grinder


The NoCry brand are known for their high performing yet affordable power tools and this angle grinder is a great example. It’s a 20 volt cordless unit that is capable of sanding, cutting and grinding at speeds of 10,000 RPM.

Unlike similar priced angle grinders, this unit comes as a complete kit, which includes two protective disc guard shield, three 115 mm discs, wrench, charger and a carrying case.

Other features of the NoCry Cordless Grinder include:

  • No-load speed of 10,000 RPM
  • Two position adjustable handle
  • Battery power level indicator
  • 2 hours fast charging
  • Paddle switch trigger
  • M14 spindle
  • Supplied with 7 accessories
  • Includes an impressive 4 year warranty

The NoCry cordless angle grinder is a high performing and heavy duty option that won’t disappoint. The fast rotation speed of the disc makes it suitable for all applications and its backed by a long four year warranty for peace of mind.
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4. Bosch GWS 7-115 Corded Angle Grinder


The Bosch GWS 7-115 is a corded angle grinder that weighs just 1.9 KG and suitable for continuous use upon multiple materials. Unlike the cordless alternatives, it offers far more performance whilst costing a fraction of the cost.

In order to maximize the life span of the grinder, it has specially designed air inlets that provide superior cooling. This is a major requirement for corded power tools that are used for multiple hours on a daily basis.

Other features of the Bosch GWS 7-115 include:

  • No-load speed of 11,000 RPM
  • Powered by a 720 watt motor
  • 115mm disc capacity
  • Anti-rotation protection guard
  • M14 spindle lock thread
  • Supplied with accessories

Bosch are well-known for their high quality tools and the Bosch GWS 7-115 won’t disappoint. It’s powerful, lightweight and safe to use for extended use upon a whole range of materials.
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5. Makita GA4530R 115mm Angle Grinder


Another angle grinder by Makita is their GA4530R model, which is just as popular but a fraction of the cost. It uses a powerful 720 watt motor with soft start and is able to deliver a rotational disc speed of up to 11,000 RPM.

According to the brand, it has been design to maximize comfort with a lightweight construction and ergonomic barrel grip.

Other features of the Makita GA4530R include:

  • Powerful 6 amp (720W) motor
  • Anti-restart functionality
  • Machine beveled gear
  • Lock on switch for extended use
  • Compact and lightweight (1.8 KG) design
  • Supplied with a 115mm grinding wheel
  • Includes a three year warranty

The Makita GA4530R is an excellent all-round angle grinder that can be used for extended periods with ease. It offers great value for the money and comes with the backing of the reputable Makita brand and three years warranty.
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6. Milwaukee M18 Cordless Angle Grinder


The Milwaukee angle grinder is another high quality option that uses the highly rated M18 battery for reliable performance. It uses the brands patented POWERSTATE motor to power the rotational speed of the disc, which Milwaukee states provides up to 10 times more tool life.

In terms of the performance, it’s capable of a no-load speed of 8,500 RPM whilst outputting just 89 dB of noise.

Other features of the Milwaukee M18 Grinder include:

  • Rapid stop to reduce accidental injury
  • Advanced digital overload protection
  • Paddle switch activation
  • Tool-free disc change
  • Anti-vibration side handle
  • Removable dust screen

Overall, the Milwaukee M18 angle grinder is a high performing option but the premium price (sold as a bare unit) may put people off. However, if you already own multiple M18 batteries, you are able to use them with this angle grinder.
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7. Ryobi R18AG-0 ONE+ Angle Grinder


Cheap cordless angle grinders are hard to find but the Ryobi R18AG-0 ONE is a great choice for those on a budget. It’s ideal for light to medium grinding or cutting tasks and has a spindle lock for quick and easy accessory changes.

In terms of the performance provided by this unit, it has a no-load speed of 7,500 RPM, which is supplied via the 18V rechargeable 4.0 Ah Li-Ion battery.

Other features of the Ryobi R18AG-0 ONE include:

  • No load speed of 7,500 RPM
  • Three position comfort handle
  • Two stay non-lockable switch
  • Tool-less wheel guard
  • Weighs 2.9 KG with the battery
  • Includes a 115 mm grinding disc
  • Supplied with a charger and bag

The Ryobi R18AG-0 ONE is an affordable cordless angle grinder that can be used anywhere for light to medium applications. Compared to other cheap cordless alternatives, the ONE+ is a trusted and reliable Li-Ion battery kit that is used among a wide range of the brands other power tools.
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8. Meterk 115mm Angle Grinder


By far one of the cheapest angle grinders on the market is by the Meterk brand. It’s a corded unit with a 750 watt motor, which is capable of outputting a no-load speed of up to 12,000 RPM.

Angle grinders are known for heating up after extended use and to counter this issue, this model has a three-dimensional heat dissipation structure. This means that handle will remain cool whilst the heat is transferred out of the emission hole.

Other features of the Meterk Angle Grinder include:

  • No-load speed of 12,000 RPM
  • Spindle lock for quicker disc changes
  • Lightweight at 2.7 KG
  • Ergonomic design with a trigger lock for continuous use
  • Removable and forward canted side handle
  • Supplied with 3 x cutting wheels and 3 x grinding wheels

Considering the cheap price tag, you really cannot go wrong with the Meterk angle grinder. It provides great value for the money and performs far better than many other grinders that are twice its price.
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Conclusion

Angle grinders are versatile tools and available to suit a range of budgets. To avoid disappointment, we advise that you purchase from a reputable brand that offer various accessories and a warranty for complete peace of mind.

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