The Best 7 Inch Angle Grinder Reviews [Buyer’s Guide 2022]

Imagine you own an angle grinder for having your project perfectly done but the tool itself is a mess. I am telling you this is a common occurrence as many of us fail to choose the best grinding tool. Hence, today we will get you covered with a review of the best 7 inch angle grinder.

There are hundreds of power tool brands that offer angle grinders claiming they are the best. But in reality, only some of them can withstand the abusive use. As an angle grinder is a versatile tool, you can have an angle grinder for grinding, sharpening, polishing, cutting, finishing many metals, concrete, or tiles.

When you come to know the amazing features and specifications of our top picked of 7-inch angle grinder models, you will be more amazed. Let’s check them out.

6 Best 7 Inch Angle Grinder Reviews

Today, we are talking about the 7-inch angle grinders that mean the grinding wheel of the grinders comes in a 7-inch diameter. These angle grinders are specially designed for professionals. Unlike the 4 to 5 inches angle grinders, a 7 inches grinder offers maximum versatility.

1. Makita GA7021 7″ Angle Grinder

Makita is always in the front line serving their best power tool creations to customers all over the world. The brand is popular worldwide and the Makita GA7021 is one of their best 7-inch angle grinder creations.

Providing guarantee to the engine protection, this machine is a beast in your hand. Let’s get to its key features.

Effective Motor

This is the most convincing fact about the Makita GA7021. With a 15AMP powerful motor, the tool delivers a speed of about 6,600 revolutions per minute. To have a quick yet perfect finish of the metal surfaces and fast stock removal, this motor is effective and potential.

Labyrinth Construction

This Makita GA7021 is also equipped with labyrinth construction. This feature reduces outside contaminants of the internal components of the tool. It resists debris from affecting the motor and also adds life to the grinder.

Zig-zag Varnish

This is another key feature that is made to conserve the armature coil of the tool from dust and debris. It also ensures long-lasting effective performance.

Ergonomics

The 7-inch Makita GA7021 comes with a user-friendly design. It is featured with a 3-position side handle for the ultimate user control. Using the rubberized handle in three different positions, you feel its convenience and flexibility.

Also, it comes with spiral bevel gears. It provides smooth rotation ensuring efficient and even transfer of energy. Again, the tool-less wheel guard and externally accessible brushes are also great key features of this tool.

Pros:

• Excellent motor power with AC/DC switch.
• Handy and extremely portable.
• Featured with rear trigger switch.
• Offers easy and quick adjustment.

Cons:

• A bit expensive compared to other grinders.

2. DEWALT Angle Grinder Tool, 7-Inch, 13-Amp (DW840)

After Makita DEWALT is competitively the best brand for producing angle grinder. Thus, its DW840 angle grinder has managed to rank in the number two position of our list. The Dewalt 7 inch angle grinder is hyped because of its efficiency, power, and value.

This medium-sized angle grinder offers wider ranges of key features you shouldn’t miss outon!

Efficient Motor

This compact 7-inch angle grinder from DEWALT is equipped with a highly efficient 13-amp motor. It empowers a rotation power at a speed up to 8,000RPM.

This power is enough to cut and cleave through any concrete slabs or metal sheets. Polishing over the concrete surface is also easier. The motor also runs with AC/DC power.

Adjustable Guard Feature

This is a very thoughtful key feature the manufacturers have inserted. The Dewalt DW840 angle grinder is featured with a keyless adjustable guard that offers tool-less guard adjustment according to the user’s convenience.

Proper Power to Weight Ratio

The best angle grinder should come with a higher power-to-weight ratio feature. It ensures maximum performance efficiency and fatigue-free longer use of the tool. Confirming the longevity of the tool, Dewalt boasts this feature with pride.

Comfortable Rear Handle

This grinder provides a rear handle grip for utmost comfort and control over the tool.

Other Features

The grinder comes with a sealed ball for internal tool protection purposes. It also offers roller bearings to resist debris to affect the internals. Again, for easy access, the power tool includes contemplative external brush doors.

Pros:

• Compact and medium-sized grinder.
• Easy to handle and run.
• Featured with a two-position side handle.
• Powerful with higher RPM.

Cons:

• Arbor design is poor.

3. DEWALT Angle Grinder Tool, 7-Inch/9-Inch (D28499X)

As Dewalt never disappoints its customers, it has to offer wider collections of power tools to its buyers. Hence, we have found its D28499X model for the grinder as one of the best 7 inch angle grinders for concrete.

Like our previous reviewed model of DEWALT, this model also arrives with some of the best key features.

Maximum Motor Horsepower

For heavy-duty use, this Dewalt D28499X also has a highly operative and powerful motor. With 6000RPM speed and a 5.3 horsepower motor, the 7-inch angle grinder is ready to grind any surface. It comes with overloaded protection and also delivers maximum operating speeds.

5-Position Side Handle

This is a record-breaking feature. This 5-position side handles feature of this Dewalt grinder enables extra comfort for the users. Positioning the handle in any five different points required for the job, you can obtain the optimum control over the angle grinder.

Keyless Adjustable Guard

This is a common feature in all the best Dewalt angle grinders. It is one of the best tool-free features that you can use for easy operation, function, and maintenance of the tool.

Self-acting Turn-off Brushes

This feature is quite convincing as it automatically turns off the grinder when the brushes are out of charge. So, there is no chance of tool damage. Moreover, it provides ultra-protection to the tool.

Epoxy Coated Armature and Field

This epoxy coating of the field and armature protects them from dust and debris created from the abrasions. These components last longer for this strong coating feature.

Pros:

• Comes with a rotating rear handle.
• Includes gear-case for work in congested areas.
• User-friendly and practical.
• Includes tool-less features.

Cons:

• Limited due to some accessories.

4. Metabo HPT Angle Grinder, 7-Inch (G18ST)

This is the advanced and improved Hitachi power tool with a new name. This Metabo 7 inch grinder is a guarantor of high power, performance, and durability. With a compact size and lighter weight, the angle grinder is the best for iron surfaces.

From cutting soft steel materials to deburring and finishing bronze and aluminum, this Metabo angle grinder is a slayer. With all its key features, the grinder is worth using.

Highly practical with Powerful Motor

This improved G18ST Metabo angle grinder boasts an efficient motor with 15amps. It runs with a speed of up to 8500rpm to handle tougher grinding jobs. From soft materials to concrete and stone-made materials, this grinder can cut and groove all of them. Hence, you can get your job done quickly and precisely.

Labyrinth Building

The grinder comes with some of the components that require labyrinth construction for protection. It is done to ensure longer tool life. It protects the motor bearing from all kinds of dust and debris produced while working.

Designs and Ergonomics

Besides the labyrinth construction, the 7-inch angle grinder also comes with varnished and shielded armored coils. It increases durability. Again, the protective tape and long wedges also help in prolonging the lifetime of the tool.

Supplementary Features

The tool offers many additional features including, an adjustable side handle, carbon brushes, and all. The double bevel handle of the Metabo grinder can be used by both left and right-handed people.

Also, for low maintenance, the externally accessible carbon brushes are useful enough. Again, the spindle lock feature allows a super-fast wheel-changing mechanism.

Pros:

• Versatile with many features.
• Easy use and maintenance.
• Fatigue-free maneuverability.
• Featured with Halved stator design.

Cons:

• Comparatively heavy.

5. Bosch 1974-8 7-Inch Large Angle Grinder

Bosch is a name of reliability and performance. Its 1974-8 Angle Grinder creation is also not any different. This model is a one-of-a-kind electric angle grinder from Bosch. With a vibration control mechanism, this grinder has something exceptional for its users.

The tool is comparatively larger yet it is lighter to hold. With powerful engine construction, it boasts many key features.

High-end Quality

Bosch 1974-8 7-inch angle grinder is built with quality materials. It is equipped with an effective 15amp motor that weighs 11.4lbs with AC/DC power supply.

It rotates with a speed of 8500rpm which is enough to grind any harder materials. For its balanced power to weight ratio, you can enjoy using the tool to the fullest.

Adjustable Guard System

This unique feature of this angle grinder enables the tool to be adjusted quickly. For confirming the protection of internal components this feature helps in quick adjustment and locking of the tool.

Epoxy Field Winding

To protect the tool from abrasion and dust and debris produced from metal waste, it has epoxy-made field winding. Hence, with this fast-acting safety mechanism, you can be served longer by your precious Bosch angle grinder.

Additional Features

The grinder is housed with a three-position switch. It protects the tool from accidental and unwanted starting. Again, for easy brush replacement, it comes with detachable service Minder brushes with caps.

Pros:

• Anti-vibration feature with excellent functionality.
• Tool-less guard change with side handle.
• Power and epoxy coated stator and windings.
• Secured protection from dust and metal particles.

Cons:

• Larger angle grinder.

6. Metabo – 7″ Angle Grinder (606466420 24-180 MVT)

With world-class production technology, our last but not least selected angle grinder is again from Metabo. This is a professional 7-inch Metabo Angle grinder facilitated with the best quality features. Metabo never compromises with the production quality.

Nothing is exceptional with this 606466420 24-180 MVT model of Metabo as well. Also, when you come across its key features you will know the true ingenuity of German engineering.

Durable and Strong Motor

With a 15amps motor, the disc of the Metabo grinder rotates with a no-load speed of 8500rpm. It also includes a patented dust protection feature that adds extra lives to it. Again, the auto-stop carbon brushes are meant for protecting the motor as well.

Magnificent Design

Just like any other Metabo power tool, this corded angle grinder is also made of the best material possible. Applying the world’s best production techniques and facilities the angle grinder is made. Professionals around the world have found the tool overly protective and efficient.

Metabo VibraTech (MVT) Handle

This feature makes the Metable angle grinder stand out from other grinders. To reduce the vibration while running, the grinder is equipped with the MVT integrated side handle and damping system. The side handle of this tool can also be adjusted in three different positions as per your wish.

Swiveling Main Handle

The main handle of this grinder is swiveling to ensure maximum comfort and convenience. The handle is ergonomic enough to hold it for hours with safety and without fatigue.

Pros:

• High-quality building.
• Performative with smooth motor.
• Automated and easy assembly mechanisms.
• 3-years of the limited warranty.

Cons:

• Designed for wheels with a mounted hub.

Things to Consider when Buying the Best 7 Inch Angle Grinder

An angle grinder is not only used for grinding but also it is used for other tiles fabrications including deburring, cutting, sharpening, and all. It is used on different surfaces abusively hence it needs to be strong. Let’s get to the points check while buying the best 7-inch angle grinder.

Motor Power

It is the first point to look for while buying an angle grinder. Different brands offer grinders with different motor power. Between 500 to 1500-watt power ratings, mostly motor comes with 110 or 230-volts AC or alternating current. You can simply notice the ratings vary from grinder to grinder.

Nonetheless, you wouldn’t expect an angle grinder with a lower power rating. Or else it will provide insufficient capacity for even household work. Motor with more AMP is suitable for projects that are heavy-duty and meant for professionals.

Speed

The power ratings also determine the speed of the motor. A speedy motor can increase the effectiveness of the motor. Faster rotation of the motor enables better and precise grinding and cutting. For larger wheels, excessive speed can cause disc shattering. It may destroy the angle grinder.

However, many grinders come with an adjustable speed switch. This feature allows having speed according to the grinding task.

Ergonomics and Comfort

When you use a power tool holding it in your hands, you strongly check its comfort and ergonomics. However, most of today’s angle grinder manufacturers are emphasizing this matter. To get maximum control over the tool while working, it needs to be convenient.

When you look for the 7-inch angle grinder, look for the best handle it offers. The handle should be mounted at any point for comfortable use and easy movement. Handles that reduce vibration are highly recommended. Make sure the housing of the grinders is made of quality materials.

Power-to-Weight Ratio

It is another important feature to look for. Fortunately, most of the best 7-inch angle grinder comes with a balanced power-to-weight ratio. It helps in reducing the fatigue of the tool and increases its efficiency.

Nonetheless, a compact angle grinder is more convenient to use than a larger one. They are easy to hold for longer times.

Protection and Safety Features

When you talk about grinding or cutting, safety comes first. Otherwise, the situation can be hazardous occurring unwanted situations.

However, the best angle grinders come with some built-in safety mechanisms. Again, some arrive with additional safety accessories. This is important to protect you and the tool from dust and debris and other injuries.

What is the best 7 inch angle grinder?

There is a wider variety of angle grinders available in the market. But only a few brands have made it to the front line. We have come across the best 7-inch angle grinders and shortened them down for your convenience.

According to performance, motor power, building quality, and everything else, the Makita GA7021 7 inch angle grinder is one of the best. We highly recommend this tool because of its perfection and efficiency.

Who makes the best angle grinder?

Many brands are manufacturing the world’s best angle grinders. They also have some of the improved versions of the older ones. Unnecessary to say, Makita is always on top for producing the top-class angle grinders of 7 inch or 9 inch.

Also, the DEWALT, Hitachi, Metabo, and Bosch are some of the best brands that make the top-quality angle grinders for both professionals and home DIYers.

What is the best size angle grinder?

There are wider ranges of sizes available for angle grinders according to the maximum disc size. Most angle grinders come with 4, 4.5, and 5-inch disc sizes. These angle grinders are suitable for household projects or DIY tasks.

But if you want angle grinders for larger projects or industrial situations, you should go for angle grinders from 7-inch to 9-inch diameter. These angle grinders are manufactured for professional use.

How many amps do I need in an angle grinder?

Amp determination is important for an angle grinder as it runs by the motor. It indicates the power of the motor that it delivers while functioning. For mid-range angle grinders, 5 or 6-amp is enough for grinding jobs.

But for larger 7 or 9-inch angle grinders, 14 or mostly 15amp motor is required for tougher and heavy-duty uses. 15-amp is the maximum supply and standard grinder can offer.

Can I use bigger disc on angle grinder?

You can use a bigger disc on the angle grinder but there are some difficulties in the process. Also, there might occur potential accidents.

The problem is that if you place the bigger disc on a comparatively smaller grinder, the edge of the disc remains close to your hand that holds the grinder. It may cause accidents if you do not concentrate.

Again, there is a chance of the disc exploding if you do not balance the size of the disc and grinder.

Can you use smaller disc on angle grinder?

This question comes with a contradictory answer. More often, you can use a 4.5-inch disc on an angle grinder of 5-inch. But there are chances, it will fatigue the tool. Because of they come in different sizes of arbors.

If the arbor holes of the disc and angle grinder do not match, the disc won’t deliver the desired performance.

Why are angle grinders so dangerous?

You can experience many unwanted situations while working with an angle grinder. There are chances of explosions, fires, kickbacks, fumes, cuts, electrical shocks, abrasions, and many unexpected accidents from using it.

Therefore, it requires skill and acknowledgment about the power tool. Also, maintaining safety is required.