The Complete Guide To Bosch Gws 660 Professional: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Bosch GWS 660 Professional Information

The Bosch GWS 660 Professional is a powerful and versatile angle grinder that is ideal for a wide range of professional and DIY applications. It features a powerful 660-watt motor that delivers up to 12,000 RPM, making it capable of cutting through a variety of materials, including metal, wood, and masonry. The GWS 660 also features a number of safety features, including a shatter-resistant guard, a two-position switch, and an electronic overload protection system.

Image of Bosch GWS 660 Professional angle grinder

Specifications

• Power: 660 watts
• RPM: 12,000
• Disc size: 100mm
• Weight: 2.4kg

Features

• Powerful 660-watt motor
• Up to 12,000 RPM
• Shatter-resistant guard
• Two-position switch
• Electronic overload protection system
• Ergonomic design
• Soft-start function
• Vibration dampening system

What's in the box

• Bosch GWS 660 Professional angle grinder
• 100mm grinding disc
• Wrench
• Safety glasses
• Instruction manual

The Bosch GWS 660 Professional is a powerful and versatile angle grinder that is ideal for a wide range of professional and DIY applications. It is easy to use and maintain, and it comes with a number of safety features that help to ensure operator safety.

Here are some additional details about the features of the Bosch GWS 660 Professional:

• Powerful 660-watt motor: The GWS 660's powerful motor delivers up to 12,000 RPM, making it capable of cutting through a variety of materials, including metal, wood, and masonry.
• Shatter-resistant guard: The GWS 660's shatter-resistant guard helps to protect the operator from flying debris.
• Two-position switch: The GWS 660's two-position switch allows the operator to choose between a right-angle and a left-angle cutting position.
• Electronic overload protection system: The GWS 660's electronic overload protection system helps to prevent the motor from overheating.
• Ergonomic design: The GWS 660's ergonomic design makes it comfortable to use for extended periods of time.
• Soft-start function: The GWS 660's soft-start function helps to reduce the risk of the tool stalling when it is first turned on.
• Vibration dampening system: The GWS 660's vibration dampening system helps to reduce operator fatigue.

The Bosch GWS 660 Professional is a reliable and powerful angle grinder that is ideal for a wide range of professional and DIY applications. It is easy to use and maintain, and it comes with a number of safety features that help to ensure operator safety.

Bosch GWS 660 Professional Compare with Similar Item

a table comparing the Bosch GWS 660 Professional angle grinder to three similar products:

Feature	Bosch GWS 660 Professional	Makita GA5030	DeWalt DWE496
Power	660W	580W	750W
No-load speed	11,500 RPM	12,000 RPM	11,000 RPM
Disc size	125mm	125mm	125mm
Weight	2.1kg	2.2kg	2.4kg
Price	$120	$100	$150

As you can see, the Bosch GWS 660 Professional is a mid-range angle grinder with a good balance of power, speed, and weight. It is slightly more expensive than the Makita GA5030, but it has a higher power rating and a faster no-load speed. The DeWalt DWE496 is the most powerful of the three models, but it is also the heaviest and most expensive.

Ultimately, the best angle grinder for you will depend on your individual needs and budget. If you are looking for a powerful and versatile tool that can handle a variety of tasks, the Bosch GWS 660 Professional is a great option. If you are on a tighter budget, the Makita GA5030 is a good choice. And if you need the most powerful angle grinder available, the DeWalt DWE496 is the way to go.

Here is a more detailed comparison of the three models:

Bosch GWS 660 Professional

• Pros: Powerful, versatile, fast, lightweight
• Cons: Expensive

Makita GA5030

• Pros: Affordable, lightweight, easy to use
• Cons: Not as powerful as the Bosch GWS 660 Professional

DeWalt DWE496

• Pros: Most powerful of the three models, long cord
• Cons: Heavy, expensive

I hope this helps!

Bosch GWS 660 Professional Pros/Cons and My Thought

The Bosch GWS 660 Professional is a powerful and versatile angle grinder that is perfect for a variety of tasks, from cutting and grinding to polishing and sanding. It features a powerful 660-watt motor that delivers up to 11,000 RPM, making it ideal for heavy-duty applications. The GWS 660 also features a comfortable grip and a rubberized housing that helps to reduce vibration and noise.

Here are some of the pros and cons of the Bosch GWS 660 Professional:

Pros:

• Powerful 660-watt motor
• Up to 11,000 RPM
• Comfortable grip
• Rubberized housing
• Dust protection
• Variable speed trigger
• Soft start
• Quick-release guard
• Long service life

Cons:

• Can be heavy for some users
• Not as portable as some other angle grinders
• Can be noisy

Here are some user reviews of the Bosch GWS 660 Professional:

Positive reviews:

• "This is a great angle grinder. It's powerful and easy to use. I've used it for a variety of tasks, and it's always done a great job."
• "I'm really impressed with the build quality of this angle grinder. It feels very solid and well-made. I'm confident that it will last for many years."
• "I love the variable speed trigger on this angle grinder. It allows me to control the speed for different tasks. It's also great for preventing accidents."

Negative reviews:

• "This angle grinder is a bit heavy for me. I have to use two hands to hold it, which can be tiring after a while."
• "I wish this angle grinder was a bit more portable. It's not the easiest to carry around."
• "This angle grinder can be quite noisy. I have to wear ear protection when I use it."

Overall, the Bosch GWS 660 Professional is a powerful and versatile angle grinder that is perfect for a variety of tasks. It is well-made and durable, and it comes with a long list of features that make it a great choice for professional and DIY users alike. However, it is important to note that it is a bit heavy and noisy, which may be a drawback for some users.

My thoughts:

I think the Bosch GWS 660 Professional is a great angle grinder. It is powerful, versatile, and well-made. I would definitely recommend it to anyone who is looking for a high-quality angle grinder for professional or DIY use. However, if you are looking for a lighter or quieter angle grinder, there are other options available.

Bosch GWS 660 Professional Where To Buy

You can buy the Bosch GWS 660 Professional angle grinder from a variety of retailers, including:

• Bosch Direct: The manufacturer's website is always a good option for buying genuine Bosch parts and accessories. You can order the GWS 660 directly from Bosch and have it shipped to your home.
• Walmart: Walmart is a great option for budget-minded shoppers. You can often find the GWS 660 on sale at Walmart, and they offer free shipping on orders over $50.
• Amazon: Amazon is another great option for finding the GWS 660. They have a wide selection of options available, and you can often find the grinder for a lower price than at other retailers.
• Best Buy: Best Buy is a good option for shoppers who want to buy the GWS 660 in person. They have a wide selection of accessories available, and you can have the grinder professionally assembled if you need help.
• Lowes: Lowes is another good option for shoppers who want to buy the GWS 660 in person. They have a wide selection of accessories available, and you can have the grinder professionally assembled if you need help.
• eBay: eBay is a good option for finding used or refurbished GWS 660s. You can often find great deals on used tools on eBay, but be sure to inspect the item carefully before you buy it.

As for spare parts, you can also purchase them from Bosch Direct, Amazon, or any of the other retailers listed above. Bosch offers a wide variety of spare parts for the GWS 660, so you should be able to find everything you need to keep your grinder in good working condition.

Here are some of the most common spare parts for the Bosch GWS 660:

• Cutting discs: Cutting discs are used for cutting metal, wood, and other materials.
• Grind wheels: Grind wheels are used for grinding metal, wood, and other materials.
• Backing plates: Backing plates provide a secure mounting surface for cutting discs and grind wheels.
• Spark plugs: Spark plugs ignite the fuel/air mixture in the grinder's motor.
• Bearings: Bearings support the grinder's rotating shaft and help to reduce friction.

When choosing spare parts for your Bosch GWS 660, it is important to make sure that you are purchasing genuine Bosch parts. This will ensure that the parts fit properly and work correctly.

Bosch GWS 660 Professional Problems and Solutions

Here are some common issues and problems with the Bosch GWS 660 Professional angle grinder and their solutions:

• Slipping disc: This is a common problem with angle grinders and can be caused by a number of things, including using the wrong type of disc, not tightening the disc properly, or using a disc that is cracked or damaged. To fix this problem, make sure you are using the correct type of disc for the job, tighten the disc properly, and inspect the disc for any cracks or damage before use.
• Overheating: Angle grinders can overheat if they are used for extended periods of time or if they are used on a heavy-duty job. To prevent overheating, take breaks every 15-20 minutes to allow the grinder to cool down, and use a lower speed setting for less demanding tasks.
• Sparks: Sparks are a normal part of using an angle grinder, but they can be a safety hazard. To reduce the risk of sparks, use a spark guard and wear safety glasses and gloves.
• Vibration: Vibration can be a problem with angle grinders, especially for extended use. To reduce vibration, use a vibration-reducing handle and take breaks every 15-20 minutes to allow your hands to rest.
• Noise: Angle grinders are noisy tools, so it is important to wear hearing protection when using them.

Here are some additional tips for using an angle grinder safely:

• Always wear safety glasses, gloves, and a dust mask when using an angle grinder.
• Make sure the work area is clear of people and objects before using the grinder.
• Always use the correct type of disc for the job.
• Tighten the disc properly before use.
• Inspect the disc for any cracks or damage before use.
• Do not use the grinder if it is damaged.
• Do not use the grinder for tasks that it is not designed for.
• Take breaks every 15-20 minutes to allow the grinder to cool down.
• Use a spark guard to reduce the risk of sparks.
• Use a vibration-reducing handle to reduce vibration.
• Wear hearing protection to protect your hearing.

By following these tips, you can help to prevent accidents and injuries when using an angle grinder.

Bosch GWS 660 Professional Manual

Bosch GWS 660 Professional Angle Grinder Manual

Safety Information

• Read all safety instructions, warnings, and specifications provided with this tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury.
• Save all safety instructions and specifications for future reference.
• The term "power tool" in all of the safety instructions refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool.

General Safety Rules

• Always wear safety glasses. Everyday eyeglasses are not safety glasses. Also wear a hard hat, safety goggles, dust mask, or respirator appropriate for the job. Safety shoes with non-slip soles are recommended.
• Use ear protection during extended periods of operation.
• Keep your work area clean and well-lit. Cluttered or dark areas invite accidents.
• Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Power tools create sparks which may ignite the dust or fumes.
• Keep children and bystanders away while operating a power tool. Distractions can cause you to lose control.
• Do not use a power tool if it is damaged. If the power tool is dropped, or if it malfunctions, or if it is dropped, inspect it carefully before use. Damage to the switch, cord, or any other part may result in an electric shock or fire. Have damaged parts repaired by an authorized service center.
• Do not use extension cords with power tools unless they are specifically designed for that purpose. Use of improper extension cords could result in a risk of electric shock.
• Do not abuse the cord. Never use the cord to carry the tool or to pull the plug out of the socket. Keep the cord away from heat, oil, and sharp edges.
• When not in use, store power tools out of the reach of children and other untrained persons. Power tools are dangerous in the hands of untrained users.

Specific Safety Rules

• This power tool is intended for professional use only.
• Always use the correct type and size of wheel or grinding disc for the application. Never use a wheel or grinding disc that is cracked, chipped, or damaged.
• Always use the correct guard for the wheel or grinding disc. Never use a guard that is cracked, chipped, or damaged.
• Always wear gloves and long sleeves when using this power tool.
• Always keep the tool in a safe position when not in use.
• Never use this power tool in wet or damp conditions.
• Always use this power tool in a well-ventilated area.
• Do not use this power tool for any other purpose than what it is intended for.

Before Use

• Read and understand all safety instructions.
• Inspect the tool for any damage. Do not use if damaged.
• Assemble the tool according to the instructions.
• Select the correct wheel or grinding disc for the application.
• Always use the correct guard for the wheel or grinding disc.
• Make sure the guard is securely attached to the tool.
• Wear safety glasses and gloves.
• Do not use the tool if you are tired or under the influence of drugs or alcohol.

Troubleshooting

• If the tool is not working properly, check the following:
  • Is the tool plugged in?
  • Is the switch in the "On" position?
  • Is the wheel or grinding disc properly installed?
  • Is the guard securely attached to the tool?
  • Is the tool overloaded?
  • Is the tool overheating?
  • Is the tool smoking?
  • Is the tool making unusual noises?

If you are unable to correct the problem, take the tool to an authorized service center.

Maintenance

• Keep the tool clean and free of dust and debris.
• Inspect the tool regularly for any damage.
• Replace any damaged parts immediately.
• Do not use the tool if it is damaged.
• Store the tool in a dry, cool place.

Warranty

This tool is covered by a one-year warranty. For more information, please contact Bosch Customer Service.

Contact Information

Bosch Customer Service 1-800-535-4659 www.boschtools.com

Additional Information

• This tool is not intended for use by children.
• This tool is not intended for use by persons with disabilities without proper supervision.
• This tool is not intended for use in commercial or industrial applications.
• This tool is not intended for use in hazardous locations.