Before you decide on the best 7-inch angle grinder to invest in for your household tasks and DIY projects, it is essential that you understand the options available and what each offers. Angle grinders are manual power tools typically used in various metal and tile fabrication tasks such as polishing, grinding, cutting, sharpening, finishing, and deburring.
7-inch angle grinders have a 7-inch grinding wheel, and many DIY enthusiasts prefer using 4, 4.5, or 5-inch angle grinders. These grinders are mainly operated by experts and are relatively rare. They have lower rpm than 4.5-inch grinders but they last longer and are mainly used for grinding metals.
If you want a 7-inch angle grinder, below we are going to look at five of the best you’ll find today to see what features, pros, and cons they have so you can find the perfect option for your needs. Let’s get right to it!
Comparison Chart
7 Inch Angle Grinder Reviews
1. DEWALT Angle Grinder
This DeWalt 7-inch angle grinder is the range’s “big brother.” The power tool has a size that lets it boast 8500 RPM delivered by a 13-amp motor. This power enables it to tackle any cutting, polishing, or grinding task with utmost ease.
The tool is solid and tailored for use even in extreme environmental conditions. It is the tool for you if you need a workhorse for an angle grinder. You will be impressed with the clever blend of raw power and design you get with the grinder.
Review
The DeWalt’s brushless motor can achieve 9000 RPM turns without load and 8000 RPM with load, which is more than enough for most cutting and grinding projects. Moreover, it can be powered using direct or alternating current, offering convenience.
In addition to power, you will appreciate the flexible keyless guard’s intelligent design that lets you adjust it to fit your preference without needing any tool. Incorporating the rear handle into the grinder is also an excellent touch, making usage of the tool for extended durations more comfortable.
When it comes to safety, the DeWalt grinder packs several features that protect you during operation. First, the angle grinder has a two-stage trigger to prevent accidental activation. Secondly, the grinder has top-notch braking. Therefore, if an accident occurs and you need to stop it quickly, the machine cuts the power supply and stops the gears from running within seconds. This saves you from extreme injuries that would otherwise be caused if you had to wait for the machine to wind down.
Lastly, this DeWalt grinder has an adjustable, rigid type 27 steel guard that locks to any position you wish it to lock. This guard directs residual chips and sparks, thus giving you more control over your grinding process and keeping you safe.
One of the features you’ll like about this angle grinder is its maneuverability which lets you work at multiple angles with ease. Moreover, it’s one of the few angle grinders that offer the best value for money by packing a lot of features into an affordable unit.
The machine is easy to hold and even easier to use. It comes with a manual that explains everything, including the safety instructions.
Pros
- It can be used with AC or DC power sources
- E-switch shield requires a trigger reset before starting the tool
- E-clutch to stop in under 1/10 of a second
- Can be used in many cutting and grinding applications
Cons
- Braking starts at the motor, not the actual grinder
2. Makita GA7021 7″ Angle Grinder
As you tackle a big task requiring a considerable amount of power, smaller angle grinders are sometimes not enough. That’s when size and power come into play – like those packed in this 7-inch Makita Angle Grinder. It is a potent tool that makes your work easier and quicker as you cut or grind through metal, concrete, or other rigid materials.
It has a 15-amp motor and a lock-on power switch to make handling of the tool easier and prevent hand exhaustion. Like most big angle grinders, you may wish to maintain a firm grip while working, or else all control is lost. Fortunately, the triple-position side handle maintains a firm grip.
As expected of such a heavy-angle grinder, this Makita Angle grinder is about 19 inches long and weighs more than 12 pounds. However, it is still the perfect angle grinder to complete large projects.
Review
Thanks to the 2200W motor driving the angle grinder, Makita is one of the most powerful grinders in its range. It easily cuts through various surfaces such as wood, metal, rubber, ceramic, and plastic. And to guarantee long-term service, the angle grinder is made using steel, tough rubber, and plastic.
You no longer have to worry about sore fingers, bruises, or blisters while using the 7-inch Makita Angle Grinder. This is because the grinder has a smooth and soft grip material for the handles. Furthermore, it features an ergonomic design to reduce the required effort in controlling and handling the tool as you operate it.
Due to the labyrinth design and robust build, this angle grinder can tolerate constant use, bumping against objects, and regular dropping. In addition, its electrical accessories are shielded from dirt, dust, and other debris that accumulate during use. Using zigzag varnish and dust-proof bearings helps reduce maintenance frequency and costs.
With its 2200-watt, 15-amp motor, the grinder is ideal for various commercial and domestic activities. It features an easily adjustable and rotatable gear housing to fit multiple cutting, grinding, or shaping. You do not need any tool to adjust the wheel guard, making clamping the tool easy. On the other hand, the AC/DC switch allows you to use various power sources.
Pros
- Triple-position side handle
- User-friendly and comfortable
- Great versatility
- Powerful performance
- Highly durable
Cons
- Rather heavy
3. Metabo HPT Angle Grinder
With the Metabo HPT Angle Grinder, you get a 7-inch angle grinder with a 15-amp motor to deliver enough power for your application. It is the same tool provided by the reputable Hitachi Power Tools brand, just with a name change.
The grinder’s powerful motor outputs 3950W for significant torque, power, and the ability to tackle demanding tasks. Its lightweight design improves control and reduces fatigue when handling it. It also has a labyrinth construction that prevents debris and dust from getting to motor bearings, ensuring a longer life and smooth running.
Review
One of the standout features of this Metabo motor is its lightweight design that ensures you have optimal control during the operation of the grinder. It also ensures you can work longer due to reduced exhaustion. The device has superior overload durability, guaranteeing a longer lifespan and increased reliability.
The angle grinder’s motor has a halved stator design for enhanced cooling efficiency and further extends the motor’s durability. With the labyrinth construction, you no longer need to be concerned with the accumulation of debris or dust hindering the smooth running of the motor by obstructing the motor bearings.
Protection tape, long wedges, and varnish help protect the armored coils, thus guaranteeing extended service life through protection against fine grinding particles. The detachable side handles attach to the right or left of the tool, with the carbon brushes being externally accessible to facilitate easy and quick maintenance. Additionally, the spindle lock makes changing the wheel easy.
Pros
- Powerful grinding from the 15-amp motor
- Includes a carrying case for easy organization and storage
- Detachable side handle
- Easy to change the wheel
Cons
- Hard to use switch
- Not suitable for demanding tasks
4. PROMAKER 7-inch Angle Grinder
The PROMAKER is a powerful grinder tool that outputs 8400 watts and 17.53 amps. It has no-load RPM speeds of 8400 rev/min to tackle any challenging task you have at hand requiring grinding and cutting. It has a triple position side handle for enhanced control, a lock-on switch for continued usage, a dust-sealed switch, a convenient spindle lock for accessory change, a metal gearbox, and a tool-free adjustable guard.
The triple position rear and side handle ensure better device control as you undertake your task. A soft start also helps improve your overall control.
Review
The PROMAKER angle grinder is an electric grinder featuring a side handle, a metal grinding disc (4 ½ inches), a wrench, and a pair of replacement carbon brushes.
It has a power rating of 750 watts, 6.5 amps, and 120 volts with a slide-type switch. The wheel has a diameter of 4 ½ inches and weighs 4.4 pounds. Further, the switch can be set to lock-off/lock-on.
The lightweight 4.4-inch angle grinder features enough power including a 1000 rev/min no-load speed to tackle demanding grinding or cutting tasks.
The corded grinder also has a spindle lock on its disk that facilitates a quicker and easier change of the abrasive wheels. The triple positions available with the auxiliary handle of the grinder grants the user greater comfort and better control in all grinding and cutting applications.
For added guarantee on the durability of the angle grinder, the design of this PROMAKER angle grinder is tailored with household applications in mind. As such, it is suited to perfectly handle any task within the house with utmost convenience. The brand is dedicated to customer satisfaction and works towards improving user experience while using its products.
Pros
- Tool-free adjustable guard
- Dust sealed switch
- Continuous use with the lock-on switch
- Enhanced control with soft start
- Spindle lock to conveniently change accessories
Cons
- Rather heavy
- Kicking on the switch takes effort
5. Milwaukee 2785-20 M18 7-Inch Angle Grinder
The Milwaukee 2785 Angle Grinder is the first 18v LAG in the world. It has a corded power generation capacity of 15 amps even though it’s two pounds lighter than similar products in its category. The grinder is also compatible with 7-inch and 9-inch blades. With it, you are guaranteed high performance, outstanding durability, and advanced ergonomics. It also has a design tailored to tackle the most challenging surface preparation, cutting successfully, and grinding applications requiring a 7 to 9-inch accessory.
The grinder has brushless motors offering 6600 RPM and higher load speeds for corded cutting/grinding performance. It has REDLINK PLUS intelligence to guarantee optimum performance and overload protection, over-discharge, and overheating.
Review
The M18 kit is guaranteed to revolutionize even an experienced ironworker’s idea of corded tools. It is a model that is about two pounds lighter than conventional corded versions while still packing all the necessary power to carry out all your day’s tasks with a single charge.
You can also run 7 or 9-inch accessories and wheels. This gives you an exceptional level of options and an unmatched efficiency level. The Milwaukee 2685 has an ergonomic design with outstanding durability and strength to undo welds successfully to chamfer steel in weld preparation. It easily tackles the most demanding cutting, surface preparation, and grinding tasks.
The metal housing that protects the delicate internal parts further enhances the grinder’s durability. Its lightweight build on the hand makes it easily portable and an excellent choice for professionals who go to different locations.
By relying on it, you can be sure you will never lack the kind of grinding power available with the 6600 RPM brushless motor of POWERSTATE and higher no-load rotations in similar corded performance.
This large angle grinder features REDLINK PLUS intelligence, meaning all the performance you get is free of overheating, over-discharge, or overload. The grinder can run throughout the day with its REDLITHIUM High Output to deliver unrivaled run-time in various applications. And when the time comes for an accessory change, the FIXTEC design allows for tool-free quick adjustments.
Pros
- Features a power output of 15 amps
- Metallic housing for outstanding durability
- High load speeds
- Tool-free guard adjustment and accessory changes
Cons
- Trigger cut-outs requiring time to start
- Off wheel lacks a backing flange
Final Verdict
Getting the right 7-inch grinder can make a significant difference in your productivity, comfort, and safety protocols that protect you during use. Fortunately, the angle grinders we’ve reviewed have the specifications and features to provide the best comfort, safety, and durability. So read through them and choose one that best meets your needs. Our favorite is the Makita GA7021 7-inch Angle Grinder. Even though it is heavy, it is durable, versatile, comfortable, and user-friendly. It boasts a powerful performance and has a triple-position side handle.