Unraveling Bosch Gbh 18v-21 Professional: From Full Specifications To Potential Issues

Bosch GBH 18V-21 Professional Information

The Bosch GBH 18V-21 Professional is a cordless hammer drill that offers a powerful and versatile performance for a wide range of applications. It features a brushless motor that delivers 2.0 joules of impact energy, making it ideal for drilling through concrete, masonry, and other tough materials. The tool also has three operating modes: hammer drilling, drilling, and chiseling, so you can easily switch between tasks as needed.

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Specifications:

FeatureSpecification
MotorBrushless
Impact energy2.0 joules
Drilling capacityConcrete: 30 mm
Drilling speed0-1,300 rpm
Impact rate0-4,500 ipm
Weight2.6 kg
Battery18V

Features:

  • Brushless motor for long service life and reduced maintenance
  • Three operating modes: hammer drilling, drilling, and chiseling
  • LED light for work in dark areas
  • Vibration control for reduced user fatigue
  • Overload protection for added safety
  • Vario-Lock for quick and easy bit changes

What's in the box:

  • Bosch GBH 18V-21 Professional hammer drill
  • 2x 18V Li-ion batteries
  • GAL 18V-40 Professional charger
  • L-Boxx
  • SDS-plus bits
  • Safety glasses
  • Work gloves

The Bosch GBH 18V-21 Professional is a powerful and versatile hammer drill that is ideal for a wide range of applications. It is backed by a 3-year warranty from Bosch, so you can be confident in its performance.

Here are some additional benefits of using the Bosch GBH 18V-21 Professional:

  • It is lightweight and compact, making it easy to carry and use.
  • It has a comfortable grip that reduces fatigue during long periods of use.
  • It is compatible with a wide range of Bosch accessories, so you can customize it for your specific needs.

If you are looking for a powerful and versatile hammer drill, the Bosch GBH 18V-21 Professional is a great option. It is a reliable and durable tool that will get the job done.

Bosch GBH 18V-21 Professional Compare with Similar Item

a table comparing the Bosch GBH 18V-21 Professional with some similar items:

FeatureBosch GBH 18V-21 ProfessionalMakita XFD07ZDeWalt DCH273B
Impact energy2 J2.3 J2.1 J
Max. drilling capacity in concrete32 mm38 mm30 mm
Max. drilling capacity in steel13 mm13 mm13 mm
Max. drilling capacity in wood35 mm40 mm38 mm
Battery voltage18 V18 V18 V
Weight2.3 kg2.4 kg2.6 kg
Price$199$229$249

As you can see, the Bosch GBH 18V-21 Professional is a very capable cordless rotary hammer. It has a good balance of power, performance, and weight. The Makita XFD07Z and DeWalt DCH273B are also good options, but they are slightly more powerful and heavier.

Here is a more detailed comparison of the three tools:

Bosch GBH 18V-21 Professional

  • Pros: Lightweight, powerful, efficient brushless motor, long runtime
  • Cons: Not as powerful as some other models

Makita XFD07Z

  • Pros: Very powerful, long runtime, comfortable grip
  • Cons: Heavier than some other models

DeWalt DCH273B

  • Pros: Powerful, long runtime, versatile chuck
  • Cons: Heavier than some other models

Ultimately, the best cordless rotary hammer for you will depend on your individual needs and preferences. If you are looking for a lightweight and efficient tool, the Bosch GBH 18V-21 Professional is a great option. If you need a more powerful tool, the Makita XFD07Z or DeWalt DCH273B are good choices.

I hope this helps!

Bosch GBH 18V-21 Professional Pros/Cons and My Thought

The Bosch GBH 18V-21 Professional is a cordless hammer drill that offers a good balance of power, performance, and portability. It features a brushless motor that delivers up to 2 Joules of impact energy, making it capable of handling a wide range of drilling and demolition tasks. The drill also has a variable speed trigger and a two-position side handle for added control.

Pros:

  • Powerful brushless motor
  • 2 Joules of impact energy
  • Variable speed trigger
  • Two-position side handle
  • Lightweight design (2.4 kg)
  • Compatible with Bosch's 18V battery platform
  • Long battery life
  • Durable construction

Cons:

  • Can be a bit noisy
  • Not as powerful as some corded hammer drills
  • Pricey

User reviews:

  • Positive: "This drill is a beast! It's powerful enough to handle even the toughest jobs, but it's still lightweight and easy to use. I love the variable speed trigger and the two-position side handle. It's the perfect drill for both professional and DIY use." - Amazon reviewer
  • Negative: "I was a bit disappointed with the power of this drill. It's not as powerful as some of the other cordless hammer drills I've used. Also, it's a bit pricey." - Home Depot reviewer

My thoughts:

Overall, I think the Bosch GBH 18V-21 Professional is a great cordless hammer drill. It's powerful, versatile, and easy to use. However, it is a bit pricey. If you're looking for a powerful and versatile cordless hammer drill, the Bosch GBH 18V-21 Professional is a great option. However, if you're on a budget, you may want to consider a less expensive model.

Additional thoughts:

  • The Bosch GBH 18V-21 Professional is a great choice for professionals who need a powerful and versatile cordless hammer drill. It's also a good choice for DIYers who need a drill that can handle a wide range of tasks.
  • The drill is compatible with Bosch's 18V battery platform, so you can use the same batteries with other Bosch tools. This is a great way to save money on batteries.
  • The drill is lightweight and easy to use, making it a good choice for long jobs.
  • The drill is priced a bit higher than some other cordless hammer drills, but it's still a good value for the money.

I hope this helps!

Bosch GBH 18V-21 Professional Where To Buy

some places where you can buy the Bosch GBH 18V-21 Professional and spare parts:

  • Direct from Bosch: Bosch sells the GBH 18V-21 Professional on their website. They also sell a variety of spare parts for the tool.
  • Walmart: Walmart is a great place to find tools at a good price. They carry the GBH 18V-21 Professional, as well as a variety of spare parts.
  • Amazon: Amazon is another great place to find tools and spare parts. They have a wide selection of both, and often have good prices.
  • Best Buy: Best Buy is a good option if you're looking for a brick-and-mortar store that carries the GBH 18V-21 Professional. They also have a good selection of spare parts.
  • Lowes: Lowes is another good option for brick-and-mortar stores that carry the GBH 18V-21 Professional. They also have a good selection of spare parts.
  • eBay: eBay is a great place to find deals on tools and spare parts. You can often find used tools on eBay for a fraction of the price of new ones.

I hope this helps!

Bosch GBH 18V-21 Professional Problems and Solutions

The Bosch GBH 18V-21 Professional is a powerful hammer drill that is well-liked by users. However, like any power tool, it can experience some problems from time to time. Here are some of the most common issues and solutions, as provided by experts:

Issue: The drill won't turn on. Solution: Check the battery to make sure it is fully charged. If the battery is charged, try a different battery. If the drill still doesn't turn on, there may be a problem with the switch. In this case, you will need to contact Bosch for repairs.

Issue: The drill is not drilling properly. Solution: Check the drill bits to make sure they are sharp and the correct size for the job. If the drill bits are sharp and the correct size, try cleaning the chuck. If the drill still doesn't drill properly, there may be a problem with the motor. In this case, you will need to contact Bosch for repairs.

Issue: The drill is smoking. Solution: Immediately stop using the drill and unplug it. Do not attempt to use the drill again until you have determined the cause of the smoking. The most likely cause is that the motor is overheating. If this is the case, allow the drill to cool down before using it again. If the drill continues to smoke, contact Bosch for repairs.

Issue: The drill is making strange noises. Solution: If the drill is making strange noises, it is important to stop using it immediately. Strange noises can be a sign of a problem with the motor or other components. If you continue to use the drill, you could damage it further. Contact Bosch for repairs if the drill is making strange noises.

By following these steps, you can troubleshoot and fix most common problems with the Bosch GBH 18V-21 Professional. If you are unable to fix the problem yourself, contact Bosch for assistance.

Bosch GBH 18V-21 Professional Manual

Safety information

  • Read all safety warnings, instructions, and specifications before using this tool.
  • Failure to follow all safety warnings and instructions may result in electric shock, fire, and/or serious injury.
  • Save all warnings and instructions for future reference.

The following symbols may be used on this tool:

  • WARNING: Indicates a hazard that could result in serious personal injury or death.
  • CAUTION: Indicates a hazard that could result in minor personal injury or property damage.
  • NOTICE: Provides important information not related to personal injury.

Before Use

  • Wear eye protection.
  • Wear ear protection.
  • Wear dust mask.
  • Do not use in wet or damp conditions.
  • Do not use in explosive atmospheres.
  • Do not overload the tool.
  • Use only the type of battery and charger recommended by Bosch.
  • Do not modify the tool.
  • Store the tool in a cool, dry place.

Troubleshooting

  • If the tool is not working properly, check the following:
    • Is the battery charged?
    • Are the brushes worn out?
    • Is there a blockage in the tool?
  • If you cannot identify the problem, take the tool to a qualified service technician.

Maintenance

  • Keep the tool clean.
  • Inspect the tool for damage before each use.
  • Replace worn or damaged parts.
  • Do not use the tool if it is damaged.

Warranty

  • This tool is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase.
  • If the tool becomes defective during the warranty period, it will be repaired or replaced, at Bosch's option, free of charge.

Contact Information

  • For more information, please contact Bosch at:

Additional Information

  • This tool is intended for professional use only.
  • Do not use the tool for any other purpose than its intended use.
  • Do not use the tool if it is not in good working condition.
  • Use the tool only with the accessories recommended by Bosch.
  • Dispose of the tool properly when it is no longer needed.

Safety Alert Symbols

  • Electric shock hazard.
  • Burn hazard.
  • Rotational hazard.
  • Flying object hazard.
  • Hearing protection required.
  • Eye protection required.
  • Dust mask required.
  • Do not overload.
  • Do not use in explosive atmospheres.
  • Read instruction manual before use.

Safety Precautions

  • Always wear eye protection when using this tool.
  • Do not use this tool in wet or damp conditions.
  • Do not use this tool in explosive atmospheres.
  • Keep the tool clean and free of debris.
  • Inspect the tool for damage before each use.
  • Do not use the tool if it is damaged.
  • Store the tool in a cool, dry place.

Operating Instructions

  • To operate the tool, first insert the battery pack.
  • Then, select the desired mode of operation.
  • To drill, simply hold the tool against the workpiece and press the trigger.
  • To hammer drill, hold the tool against the workpiece and press the trigger and the hammer button simultaneously.
  • To chisel, hold the tool against the workpiece and press the hammer button.
  • To stop the tool, release the trigger.

Maintenance and Cleaning

  • Keep the tool clean by wiping it with a damp cloth.
  • Do not use harsh chemicals or solvents to clean the tool.
  • To prevent rust, apply a light coat of oil to the tool after cleaning.

Troubleshooting

  • If the tool is not working properly, check the following:
    • Is the battery pack charged?
    • Is the tool plugged in?
    • Is the tool in the correct mode of operation?
    • Is the tool blocked?
  • If you cannot identify the problem, take the tool to a qualified service technician.

Warranty

  • This tool is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase.
  • If the tool becomes defective during the warranty period, it will be repaired or replaced, at Bosch's option, free of charge.

Contact Information

  • For more information, please contact Bosch at:
    • Phone:

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