BOSCH GWS8-45 Angle Grinder Review

If you’re looking for a lightweight and compact angle grinder that doesn’t sacrifice power, then the BOSCH 4-1/2 Inch Angle Grinder GWS8-45 is the perfect tool for you. Weighing just 4.2 lbs., it’s easy to handle and its slender grip circumference ensures comfort for extended periods of use. With a powerful 7.5-amp motor, this angle grinder can tackle professional cutting and grinding applications with ease. Its slim-grip design and two-position side handle provide excellent control and utility. Not only does this grinder offer outstanding user comfort, but it also features protection mechanisms such as directed air flow to keep dust away from vital components, and a burst-protection guard for added security. Additionally, Bosch’s Service Minder brush system ensures longevity by shutting off the tool when maintenance is needed, prolonging the overall tool life.

Click to view the BOSCH 4-1/2 Inch Angle Grinder GWS8-45.

Why Consider This Product?

When it comes to choosing the right angle grinder, the Bosch GWS8-45 is definitely worth considering. This powerful tool offers a range of features and benefits that make it a top choice for both professionals and DIY enthusiasts. With its lightweight and compact design, powerful motor, ergonomic grip, and durability-enhancing features, this angle grinder stands out from the competition.

The Bosch GWS8-45 has been designed with user comfort in mind, weighing only 4.2 lbs. Its slender grip circumference allows for comfortable usage over extended periods, reducing fatigue and improving productivity. No more strained hands or uncomfortable grips – this angle grinder ensures that you can work comfortably for longer periods without any discomfort.

With its powerful 7.5-amp motor, the GWS8-45 produces an impressive 11,000 no-load rpm. This power enables you to tackle even the toughest cutting and grinding applications with ease. Whether you’re cutting metal, concrete, or any other tough material, this angle grinder delivers the power needed to get the job done quickly and efficiently.

Features and Benefits

Compact Design

The compact size of the Bosch GWS8-45 makes it highly portable and easy to maneuver. Whether you’re working in tight spaces or need to take the grinder on the go, its compact design ensures that it won’t be a burden. You can easily fit it in your tool bag and carry it with you wherever your work takes you.

Slim-Grip Design

The slim-grip design of the GWS8-45 provides outstanding user comfort. It fits perfectly in your hand, allowing for a natural and comfortable grip. This ensures that you can work for extended periods without experiencing any discomfort or strain. The comfortable grip also enhances control and precision, allowing for greater accuracy in your cutting and grinding tasks.

Two-Position Side Handle

The GWS8-45 comes with a two-position side handle that offers greater control and utility. You can easily adjust the handle to a comfortable angle, allowing for better control over the tool. This feature is particularly useful when working on tough materials or in challenging positions, as it enables you to maintain a steady and secure grip on the grinder.

Dust Protection and Durability

One of the standout features of the Bosch GWS8-45 is its dust protection and durability-enhancing features. The grinder provides directed air flow to divert dust from vital components, keeping them clean and prolonging the tool’s lifespan. Additionally, the burst-protection guard provides quick adjustments for user security, ensuring that you can work safely without any mishaps.

BOSCH 4-1/2 Inch Angle Grinder GWS8-45

Product Quality

Bosch is a trusted name in the industry known for its high-quality tools, and the GWS8-45 is no exception. This angle grinder is built to last, with its durable construction and robust components. The Service Minder brush system is another testament to its longevity, as it automatically shuts off the tool when preventative maintenance is required, extending the overall tool life. When you invest in the Bosch GWS8-45, you can be confident that you’re getting a reliable and long-lasting angle grinder.

What It’s Used For

The Bosch GWS8-45 is a versatile tool that can be used for a variety of applications. Here are just a few examples of how you can use this angle grinder:

Metal Cutting

Whether you’re working with steel, aluminum, or other metals, the powerful motor of the GWS8-45 allows for efficient and precise metal cutting. From trimming materials to creating clean and accurate cuts, this angle grinder is a valuable tool in any metalworking project.

Concrete Grinding

If you need to smooth out rough surfaces or remove paint or coatings from concrete, the GWS8-45 is up to the task. Its power and RPM allow for effective concrete grinding, saving you time and effort while delivering satisfying results.

Tile and Stone Cutting

When it comes to cutting tiles or stone, precision is key. The Bosch GWS8-45 ensures accurate cuts every time, allowing for smooth and clean edges in your tile or stone installation projects. Say goodbye to uneven or jagged cuts – this angle grinder ensures professional-quality results.

Rust Removal and Surface Preparation

Preparing surfaces for painting or coating often involves removing rust or old finishes. The GWS8-45 excels in rust removal, thanks to its high RPM and powerful motor. With this grinder, you can quickly and effectively remove rust, paint, or coatings to achieve a clean and smooth surface ready for the next step.

BOSCH 4-1/2 Inch Angle Grinder GWS8-45

Product Specifications

Specifications for the Bosch GWS8-45 Angle Grinder:

  • Weight: 4.2 lbs.
  • Motor: 7.5-amp
  • No-load RPM: 11,000
  • Dimensions: 12.5 x 5.2 x 4.6 inches
  • Power Source: Corded-electric

Who Needs This

The Bosch GWS8-45 is a must-have tool for both professionals and DIY enthusiasts. Whether you work in construction, metalworking, or any other industry that requires cutting and grinding applications, this angle grinder will greatly enhance your productivity and efficiency. Additionally, if you enjoy tackling home improvement projects or have a workshop at home, the GWS8-45 will be a valuable addition to your tool collection.

BOSCH 4-1/2 Inch Angle Grinder GWS8-45

Pros and Cons


  • Lightweight and compact design for easy portability
  • Powerful motor and high RPM for efficient cutting and grinding
  • Slim-grip design and two-position side handle for user comfort and control
  • Dust protection and burst-protection guard for enhanced durability
  • Service Minder brush system for longer tool life


  • Corded-electric power source may limit mobility


Q: Can the GWS8-45 be used for polishing or sanding? A: No, the GWS8-45 is specifically designed for cutting and grinding applications. For polishing or sanding tasks, a different tool would be more suitable.

Q: Is the side handle adjustable? A: Yes, the two-position side handle can be easily adjusted to a comfortable angle, providing greater control and utility.

Q: Is the grinder compatible with all standard accessories? A: Yes, the GWS8-45 can be used with most standard angle grinder accessories available in the market.

BOSCH 4-1/2 Inch Angle Grinder GWS8-45

What Customers Are Saying

Customers who have purchased the Bosch GWS8-45 are highly satisfied with its performance. They love how lightweight and compact it is, making it easy to transport and maneuver. The powerful motor and high RPM are also praised, as they allow for efficient cutting and grinding without any issues. The ergonomic design and comfortable grip receive positive feedback for providing a pleasant user experience.

Overall Value

The Bosch GWS8-45 offers excellent value for money. With its powerful motor, compact design, and durability-enhancing features, this angle grinder is a reliable tool that will last for years to come. Whether you’re a professional tradesperson or a DIY enthusiast, the GWS8-45 will significantly improve your productivity and deliver superb results in your cutting and grinding tasks.

Tips and Tricks For Best Results

  • Always wear appropriate safety gear, including safety glasses and ear protection, when using the angle grinder.
  • Use the appropriate disc or accessory for the specific task at hand.
  • Keep the tool and work area clean to ensure optimal performance.
  • Regularly check and clean the ventilation slots and air intake to prevent dust buildup.

Final Thoughts

Product Summary

The Bosch GWS8-45 Angle Grinder is a compact, lightweight, and powerful tool that offers outstanding performance for cutting and grinding applications. With its ergonomic design, dust protection features, and longevity-enhancing components, this angle grinder is a reliable and durable choice.

Final Recommendation

If you’re in need of a high-quality angle grinder that offers power, versatility, and excellent value, look no further than the Bosch GWS8-45. Whether you’re a professional or a DIY enthusiast, this tool will exceed your expectations and make your cutting and grinding tasks a breeze. Invest in the Bosch GWS8-45 Angle Grinder and experience the difference for yourself.

Get your own BOSCH 4-1/2 Inch Angle Grinder GWS8-45 today.


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