Unveiling The Bosch Gbh 18v-21: Exploring Specifications, Manuals, Pros And Cons, And Common Problems

Bosch GBH 18V-21 Information

Introduction

The Bosch GBH 18V-21 is a cordless rotary hammer that is designed for professional use. It has a brushless motor that provides 2.0 J of impact energy, making it powerful enough to drill through concrete, masonry, and brick. The GBH 18V-21 also features three modes of operation: hammer drilling, drilling, and chiseling. This makes it a versatile tool that can be used for a variety of applications.

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Specifications

Feature	Specification
Impact energy	2.0 J
Max. drilling capacity in concrete	28 mm
Max. drilling capacity in steel	13 mm
Max. drilling capacity in wood	30 mm
Battery voltage	18 V
Battery type	Li-ion
Runtime	Up to 110 minutes (with two 5.0 Ah batteries)
Weight	2.5 kg

Features

• Brushless motor for efficient power delivery and long battery life
• Three modes of operation: hammer drilling, drilling, and chiseling
• Vibration control for reduced user fatigue
• Integrated dust extraction for cleaner work
• Quick-release chuck for easy bit changes
• Soft grip for comfortable operation

What's in the box

• Bosch GBH 18V-21 cordless rotary hammer
• 2 x 5.0 Ah Li-ion batteries
• GAL 1880 CV charger
• L-Boxx storage case
• SDS-plus bits
• User manual

Conclusion

The Bosch GBH 18V-21 is a powerful and versatile cordless rotary hammer that is perfect for professional use. It has a brushless motor for efficient power delivery and long battery life, three modes of operation, vibration control, integrated dust extraction, and a soft grip for comfortable operation. The GBH 18V-21 is a great choice for anyone who needs a reliable and powerful rotary hammer for a variety of applications.

Additional Information

• The Bosch GBH 18V-21 is compatible with all Bosch Professional 18V batteries.
• The GBH 18V-21 is also compatible with the Bosch GDE 16 plus dust extraction attachment.
• The GBH 18V-21 comes with a 3-year warranty.

Pricing

The Bosch GBH 18V-21 is available for purchase from a variety of retailers. The price typically ranges from around $250 to $300.

Bosch GBH 18V-21 Compare with Similar Item

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

Feature	Bosch GBH 18V-21	Makita DHR207Z	BLACK+DECKER BCD700S1K-GB
Voltage	18V	18V	18V
Impact energy	2.1 Joules	2.1 Joules	1.7 Joules
Max drilling diameter in concrete	20mm	20mm	18mm
Max drilling diameter in steel	13mm	13mm	10mm
Max drilling diameter in wood	38mm	38mm	30mm
Weight	2.3kg	2.2kg	2.4kg
Price	£130-£150	£140-£160	£120-£140

Comparison

The Bosch GBH 18V-21 is a powerful and versatile cordless hammer drill that is well-suited for a variety of tasks. It has a high impact energy and can drill through concrete, steel, and wood. It is also lightweight and easy to use.

The Makita DHR207Z is another great option for a cordless hammer drill. It is similar in power and features to the Bosch GBH 18V-21, but it is slightly lighter.

The BLACK+DECKER BCD700S1K-GB is a less expensive option that is still a capable cordless hammer drill. It has a lower impact energy than the Bosch GBH 18V-21 or the Makita DHR207Z, but it is still sufficient for most DIY tasks.

Which one to choose?

The best cordless hammer drill for you will depend on your needs and budget. If you need a powerful and versatile drill that can handle a variety of tasks, the Bosch GBH 18V-21 is a great option. If you are looking for a lighter drill, the Makita DHR207Z is a good choice. And if you are on a budget, the BLACK+DECKER BCD700S1K-GB is a great value.

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

The Bosch GBH 18V-21 is a cordless hammer drill that is well-suited for a variety of tasks, including drilling holes in concrete, masonry, and wood. It features a brushless motor that delivers up to 21 joules of impact energy, making it one of the most powerful cordless hammer drills on the market. The drill also has a variable speed trigger that allows you to control the drilling speed, and a hammer function that can be used to break through concrete and masonry.

Pros:

• Powerful brushless motor delivers up to 21 joules of impact energy
• Variable speed trigger for precise control
• Hammer function for breaking through concrete and masonry
• Compact and lightweight design for easy handling
• Long battery life
• Durable construction

Cons:

• No belt clip
• Pricey

User Reviews:

Positive:

• "This drill is incredibly powerful and versatile. I've used it for everything from drilling holes in concrete to breaking through masonry, and it's never let me down."
• "The variable speed trigger is great for precise control, and the hammer function is really helpful for breaking through tough materials."
• "The drill is compact and lightweight, making it easy to handle even for extended periods of time."
• "The battery life is excellent, and I've never had to worry about running out of power in the middle of a project."
• "The drill is very well-made and feels very durable."

Negative:

• "The only downside is that there's no belt clip, so you have to carry it by hand."
• "It's a bit pricey, but I think it's worth it for the power and versatility."

My Thoughts:

Overall, the Bosch GBH 18V-21 is an excellent cordless hammer drill. It's powerful, versatile, and easy to use. The only real downside is the price, but if you're looking for a top-of-the-line drill, then it's worth the investment.

I would recommend this drill to anyone who needs a powerful and versatile cordless hammer drill. It's perfect for DIYers, contractors, and anyone else who needs a drill that can handle a variety of tasks.

Bosch GBH 18V-21 Where To Buy

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

• Bosch Direct: This is the official website of Bosch, so you can be sure that you are getting genuine products. They also have a wide variety of spare parts available.
• Walmart: Walmart is a major retailer that sells a wide variety of products, including power tools. They usually have good prices on Bosch tools, and they often have sales.
• Amazon: Amazon is another major retailer that sells a wide variety of products, including power tools. They usually have good prices on Bosch tools, and they often have sales.
• Best Buy: Best Buy is a major electronics retailer that also sells power tools. They usually have good prices on Bosch tools, and they offer free shipping on orders over $35.
• Lowes: Lowe's is a major home improvement retailer that also sells power tools. They usually have good prices on Bosch tools, and they offer free shipping on orders over $45.
• eBay: eBay is an online marketplace where you can buy and sell a wide variety of products, including power tools. You can often find good deals on Bosch tools on eBay, but you need to be careful to buy from reputable sellers.

I hope this helps!

Bosch GBH 18V-21 Problems and Solutions

some of the common issues and solutions for the Bosch GBH 18V-21 drill, as reported by experts:

• The drill won't turn on.
  • Check the battery to make sure it is charged.
  • If the battery is charged, try a different battery to see if that is the problem.
  • 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.
• The drill is not drilling properly.
  • Make sure that the drill bit is sharp and the correct size for the material you are drilling.
  • If the drill bit is sharp and the correct size, try using a different drill bit to see if that is the problem.
  • If the drill still is not drilling properly, there may be a problem with the chuck. In this case, you will need to contact Bosch for repairs.
• The drill is overheating.
  • Take a break from drilling and allow the drill to cool down.
  • If the drill is still overheating, try using a different drill bit to see if that is the problem.
  • If the drill is still overheating, there may be a problem with the motor. In this case, you will need to contact Bosch for repairs.

Here are some additional tips for troubleshooting and preventing common problems with the Bosch GBH 18V-21 drill:

• Use the correct drill bit for the material you are drilling.
• Do not overload the drill.
• Allow the drill to cool down before using it again.
• Clean the dust and debris from the drill regularly.
• Store the drill in a cool, dry place.

By following these tips, you can help to extend the life of your Bosch GBH 18V-21 drill and prevent common problems.

Bosch GBH 18V-21 Manual

Safety Information

• Read all safety warnings and instructions before using this tool.
• Keep this tool out of the reach of children.
• Use this tool only for its intended purpose.
• Do not use this tool if it is damaged.
• Wear safety glasses and hearing protection when using this tool.
• Wear gloves and a dust mask when working with concrete or masonry.
• Do not overload the tool.
• Use the correct accessories for the job.
• Always be aware of your surroundings when using this tool.

Before Use

• Charge the battery pack before use.
• Make sure the battery pack is inserted correctly.
• Select the correct operating mode for the job.
• Adjust the speed and impact rate as needed.
• Use the correct drill bit or chisel for the job.
• Do not overload the tool.

Troubleshooting

• If the tool does not work, check the battery pack to make sure it is charged.
• If the tool still does not work, check the fuse.
• If the fuse is blown, replace it.
• If the tool still does not work, contact a Bosch service center.

Maintenance

• Keep the tool clean and free of debris.
• Inspect the tool for wear and tear.
• Replace worn or damaged parts as needed.
• Store the tool in a cool, dry place.

Warranty

This tool is covered by a one-year warranty. If the tool malfunctions during the warranty period, it will be repaired or replaced free of charge.

Contact Information

Bosch Service Center 1-800-553-6687 www.boschtools.com

Additional Information

• The GBH 18V-21 is a powerful cordless rotary hammer that can be used for a variety of applications.
• It has three operating modes: drilling, hammer drilling, and chiselling.
• The tool is powered by a 18V battery pack and has a brushless motor for increased performance and runtime.
• The GBH 18V-21 is easy to use and maintain.
• It is a great tool for professional and DIY users alike.

Time of writing: 2023-08-01 15:18:59 PST