The Best 4.5 Angle Grinders in 2017 - Guide & Reviews

Angle grinders are very reliable, efficient, and versatile tools that anyone who wishes to do any machining should have. There is a wide scope of functions and accessories that you will realize once you get this incredible tool and regret why you ever lived without it.


Remember that there are very many grinders out there to select from, and you can face tough challenges when you are looking for the most appropriate model or design to suit your demands. Therefore in this review, the top rated angle grinders discussed here are meant to simplify down your searching work.

Any of the models discussed in this review might be probably guaranteed to be the most reliable choice that can suitably meet your needs. If you wish to carry out further research, then look for our buyer's guide, and it will assist you to even have a better understanding concerning these remarkable machining tools, with all the details on how they can be fully utilized.

Rockwell Shop-series 4-1/2 Inch Angle Grinder

Dewalt DCG412B 20V MAX* Lithium Ion 4-1/2" grinder

Best 4.5" Angle Grinders Comparison Table











Ga4530 4-1/2-Inch Angle Grinder

4 ½"



4 lbs

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Rockwell Shop-series 4-1/2 Inch Angle Grinder


Shop Series 4-1/2" Angle Grinder

4 ½"



5 lbs

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DWE402 4-1/2-Inch 11-Amp Paddle Switch Angle Grinder

4 ½"



3.9 lbs

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120 volt Electric 4-1/2" Angle Grinder Metal Cutter

4 ½"



3.9 lbs

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Bosch 1375A 4-1/2 in. 6 Amp Small Angle Grinder


1375A 4-1/2 in. 6 Amp Small Angle Grinder

4 ½"



5.2 lbs

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The Best 4.5 Angle Grinders

Factors To Consider When Purchasing The Best 4.5 Angle Grinders

The following are some important considerations that you need to make before purchasing the best 4.5 angle grinders.

Power Capability

Before selecting your angle grinder, look at its size and strength of power because these are very significant features to give the priority. The tool with more power enables you to exert a higher pressure during machining to enhance formation of proper bolder slices.

On the other hand, the best angle grinder cut off wheel size and speed are important considerations in their grinding power, the amount of pressure exerted on the stage of contact along with the workpiece is equally vital.

Convenience Of The Tool

The comfort of the user and convenience are similarly essential factors to put into considerations when choosing a best 4.5 angle grinder. The flexibility of the tool regarding posture and appropriate positioning of the handle, portability, as well as smartly-molded rubberized handles all are very vital as they draw away user fatigue. The tool should have an incredible design so that you can enjoy while using it.

Maintenance-Free And Ease

When choosing on affordable angle grinders for your use, some of the most the ideal steps you have to perform is to simply open the gear-head and then fill it up with a lubricant, particularly grease.

The grinder gears definitely will be able to evenly grease themselves while running. However, by applying excessive greasing, you can cool down the gears and enable them to be durable in their operation.

Brushes of an Angle Grinder

Among all tools, the angle grinders operate through powerful motor brushes faster when compared with others. The reason behind is due to the evidence that when these power equipment are utilized, they usually serve for a longer period.

Convenience for brush ready availability and their replacement are equally essential things in circumstances where the best angle grinders could be maximally utilized.

Other Considerations

  • Safety of the tool.
  • The speed of the motor.
  • Portability of the tool.
  •  Affordability of the tool.
  • The lifespan of the tool.
  • Warranty.

Recommended Best 4.5 Angle Grinder

Choose on any of the 4.5 Angle Grinders reviewed below and you will see how powerful they perform. The tools are specifically designed to meet all your needs when you are grinding.


The Model of Angle Grinder is the most ideal for tackling many common minor projects. It has a small and nice body design to provide a safe grip and comfort while handling.

The grinder operates at 6 amperes and 120 volts with a no-load speed of 11,000 revolutions per minute. The rating is sufficient enough to meet the urgency of tasks that require quick attention. It enables you to take minimal time to grind.

Auxiliary Handle And Handling Spanner Wrench

The features mentioned above are coupled with the Grinder to offer increased comfort to the user when handling or using the tool. They do so by providing secure gripping and comfortable handling when the tool is being operated.

No-Load Speed

Here is the model of an Angle Grinder which has a great design such that it can to a no-load speed of 11,000 revolutions per minute. The pace is quick enough to offer faster and smooth operations. The torque is equally sufficient to yield required force to meet rated power of the tool.

Portable In Weight

The Angle Grinder is well modified having small and slim body design which is light in weight and more so safer when handling. The feature guarantees the tool suitability to be carried around and therefore it can be used for flexible or mobile operations.

6-Ampere Motor Rating

The Angle grinding machine has a powerful motor design which consumes a current of 6 amperes enabling it to provide adequate driving force for the Grinder. The motor rating is reasonably economical unlike other models of motors which draw excessive current.

Bosch 1375A 4-1/2 in. 6 Amp Small Angle Grinder

The Bosch 1375A model has so wonderful design which makes it viable to serve for a wider range of applications.

Just to mention some of the main characteristics; First and more unique is the presence of lock-off switch meant for extended usage and the Smart Service Minder Brush system which eliminates guesswork operations to boost the accuracy and effectiveness of the tool.

​As you can see from the brief description, there is a great technological advancement for your convenient use.

OSHA 2-Position Auxiliary Handle

The component has a great construction which is specifically designed and well angled to attain a natural positioning necessary for maximum comfort and control. Full control over any machine is the safest thing to the user to enjoy.

Service Minder Brushes

The model a smart service minder brushes design which is so essential that it eliminates guess work while using the tool. The feature also plays a crucial in that it can stop the tool when preventative maintenance is required.


This future enables the tool to accept and accommodates most popular accessories for quick adjustments and preparations for use. It also has spindle lock for quick removal or fixing of the wheel. The characteristic feature enhances suitability and flexibility of the tool.

6-Ampere Motor

The Angle Grinder has a powerful well-guarded motor that operates at a speed of 11,000 revolutions per minute. The speed is great enough to handle operations with the required urgency. The device is well protected from damaging foreign particles.


The Paddle Switch Angle Grinder is a great model for grinding work which provides the best power and output compared to weight-size ratio available (1.8HP).

It has a unique design where the smart Dust Ejection System incorporated enhances durability through ejecting dangerous foreign particles from damaging the tool.

The machine also has extended-sized brushes that provide 2X brush life unlike in the previous models and the larger spiral bevel gear which offers long last transmission life.

This grinder also provides a one-Touch guard which allows a full turn of the guard in a single action. As you can see the tool is well modified to suit your needs on a longer span.

Has Dust Ejection System

This model of a tool is made of a unique Dust Ejection System, which offers a very critical role in protecting the Grinder. It does so by just ejecting away damaging dust and debris particles that enter the tool.

Single Tough Guard

The one tough guarding system design is unique in a way that it can turn through 360-degres in a single action. This feature makes the tool suitably flexible and efficient to use. This full turn guard mechanism also grants the maximum user protection when using the tool.

Paddle Switch With Safe Lock

It has a great design with a special paddle switch having the safety lock to ensure that any predicted accident is prevented from occurring. The feature enables you to make use of safety lock whenever you predict an accident. I, therefore wish to assure you that safety of this model of the driller is put into the consideration.

The Quick Change Mechanism

With this type metal cutting Grinder, a wheel release mechanism is installed to enhance faster, and easy tool free wheel removal for effective maintenance and repair or carry out any necessary replacement.


The Angle Grinder is an 11,000(revolutions per minute) for faster stock removal and has a 4.2 ampere motor with ball bearing mount.

It is also designed with a quickly replaceable carbon brush Aluminum gear housing Spindle lock for faster and easier wheel change Removable side handle.

The Grinding wheel for this brand is sold separately at an affordable price and therefore you can buy one for your use available plenty on our market.

Removable Side Handle

The design of this brand of the grinder has good modifications where an easily removable side handle is coupled to its structure. This feature enables the user to comfortably replace and service the wheel when the need arises without problems.


This Grinder is the highly portable angle grinding metal cutter. This feature makes the tool to be easily carried around for mobile operations. It also grants the user full control over the tool.

4.2-Ampere Motor Having Ball Bearing

The grinding tool is equipped with a powerful motor having ball bearing mount that consumes up to 4.2-ampere current which is reasonable and cheap to support the entire component operation of the grinder. The motor provides enough force required to cut different nature of surfaces.


The 4-1/2" Angle Grinder comes along with extra attachments that include a grinding wheel which is easily removed or replaced.


This Makita angle grinder emerges to be one of the most powerful motors tools rated at 6.0 ampere that delivers 11,000 rpm for the most crucial roles.

The Grinder has a Small circumference barrel grip of about 2 and 1/4inch for the added comfort.

It has a Labyrinth great design that covers and protects the motor and bearings from foreign dust particles and debris. The refined design of the tool is much portable to suit its handling by the user.

Added Comfort

The GA4530 design weighs lighter and has a slim diameter barrel grip to add more comfort to the tool. Its gear housing design can be positioned at every 90 degrees for a range of cutting operations, and the smooth side handle that is easily fixed on both sides of the Grinder for the convenience of the operator.

6 Amp Power And No-Load Speed 11,000 Rpm

The model mentioned above is driven by a motor rated at the 6-ampere and delivers a speed of 11,000 rpm for the most crucial operations. The machine-operated bevel gears are designed to serve for long. The motor yields adequate power required by the entire set up of the tool.


All Makita products are thoroughly inspected and tested before the seller releases them to the market. Normally, when one is not fully satisfied with any of the products within a period of 30 days of purchase, you are requested to return, and Makita will provide a replacement or refund. Makita products are offered at one year warranty.

Metal Gear Housing

The Makita products are constructed with a robust and strong metal gear casing which protects the tool against mechanical damage and also enhances the durability of the product. This feature enables this product to serve longer.

Final Verdict

The top angle grinders out there are highly unique power equipment which has the correct weight as well as possess an adequate power to support the tool finish your work with ease.

That is a good reason as to why we often specifics in the products we usually suggest. Ideally, you must have gained necessary knowledge to be in a position to make an informed decision depending on product features, the cost, and model.

It is always important to get in touch with us for regular updates on product modifications that emerge on the market. Otherwise, we have to wind up our angle grinder reviews and leave you to decide on the best angle grinder you need.

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Julius Swift

Julius Swift, is the Editor of Who is a tools enthusiast and love to share what he know about this field. In personal life he is a father of two cute kids and loving husband of a beautiful wife. He love foods and nothing is more important than reading book in his spare time.