Unveiling The Bosch Gsb 21-2 Re Professional: Exploring Specifications, Manuals, Pros And Cons, And Common Problems
Bosch GSB 21-2 RE Professional Information
The Bosch GSB 21-2 RE Professional is a powerful and versatile impact drill that is ideal for a wide range of applications. It features a 1100-watt motor that provides plenty of power for drilling through even the toughest materials, and its impact mechanism delivers up to 38,000 impacts per minute for fast and efficient drilling. The GSB 21-2 RE also features a 13mm keyless chuck for easy bit changes, and a variable speed trigger for precise control.
Full specifications:
| Specification | Value |
|---|---|
| Motor power | 1100 watts |
| Impact rate | 38,000 impacts per minute |
| Chuck size | 13mm keyless |
| Variable speed | 0-2,800 rpm |
| Max. drilling capacity | Wood: 30mm |
| Weight | 2.6kg |
Features:
- Powerful 1100-watt motor
- Impact mechanism for fast and efficient drilling
- 13mm keyless chuck for easy bit changes
- Variable speed trigger for precise control
- Soft grip for comfortable handling
- Dust protection for long service life
What's in the box:
- Bosch GSB 21-2 RE Professional impact drill
- Keyless chuck
- Auxiliary handle
- Depth stop
- Carrying case
Benefits:
- Powerful and versatile for a wide range of applications
- Fast and efficient drilling
- Easy bit changes
- Precise control
- Comfortable handling
- Long service life
Applications:
- Drilling in wood, metal, and concrete
- Screwdriving
- Mixing and stirring
Pricing:
The Bosch GSB 21-2 RE Professional is available for purchase online and at select retailers. The price varies depending on the retailer, but it typically costs around $150.
Overall:
The Bosch GSB 21-2 RE Professional is a powerful and versatile impact drill that is ideal for a wide range of applications. It is well-made and durable, and it comes with a variety of features that make it easy to use and comfortable to handle. If you are looking for a high-quality impact drill that can handle even the toughest jobs, then the Bosch GSB 21-2 RE Professional is a great option.
Bosch GSB 21-2 RE Professional Compare with Similar Item
a table comparing the Bosch GSB 21-2 RE Professional with some similar items:
| Feature | Bosch GSB 21-2 RE Professional | Bosch GSB 180-LI | Bosch GBM 350 Professional |
|---|---|---|---|
| Power | 1100 W | 180 W | 350 W |
| Torque | 65 Nm | 35 Nm | 90 Nm |
| Chuck size | 1.5-13 mm | 1.5-10 mm | 1.5-13 mm |
| Speed range | 0-500/0-2100 rpm | 0-500/0-1300 rpm | 0-650/0-2800 rpm |
| Weight | 2.4 kg | 1.7 kg | 2.7 kg |
| Price | $150 | $120 | $180 |
As you can see, the Bosch GSB 21-2 RE Professional is a more powerful drill than the Bosch GSB 180-LI and the Bosch GBM 350 Professional. It also has a larger chuck size and a wider speed range. However, it is also heavier and more expensive.
The Bosch GSB 180-LI is a cordless drill, while the Bosch GSB 21-2 RE Professional and the Bosch GBM 350 Professional are both corded drills. The Bosch GSB 180-LI is more portable than the other two drills, but it also has a shorter battery life.
The Bosch GBM 350 Professional is a more powerful drill than the Bosch GSB 180-LI, but it is also heavier and more expensive.
Ultimately, the best drill for you will depend on your specific needs and budget. If you need a powerful drill for heavy-duty applications, then the Bosch GSB 21-2 RE Professional is a good choice. If you need a more portable drill, then the Bosch GSB 180-LI is a good option. And if you need the most powerful drill, then the Bosch GBM 350 Professional is a good choice.
Here is a summary of the pros and cons of each drill:
Bosch GSB 21-2 RE Professional
Pros:
- Powerful
- Large chuck size
- Wide speed range
- Durable
Cons:
- Heavy
- Expensive
Bosch GSB 180-LI
Pros:
- Portable
- Cordless
- Long battery life
Cons:
- Less powerful than the GSB 21-2 RE Professional
- Shorter battery life than some other cordless drills
Bosch GBM 350 Professional
Pros:
- Most powerful drill
- Durable
Cons:
- Heavy
- Expensive
I hope this helps!
Bosch GSB 21-2 RE Professional Pros/Cons and My Thought
The Bosch GSB 21-2 RE Professional is a powerful and versatile impact drill that is well-suited for a variety of tasks. It has a rated power input of 1100 W and a power output of 630 W, making it one of the most powerful impact drills on the market. It also has a high impact rate of up to 51,000 bpm, which allows it to quickly and efficiently drill through even the hardest of materials.
Here are some of the pros and cons of the Bosch GSB 21-2 RE Professional:
Pros:
- Powerful and versatile
- High impact rate
- Variable speed and torque control
- Keyless chuck
- Durable construction
- Lightweight and easy to handle
Cons:
- Noisy
- Can be a bit heavy for some users
- Not as compact as some other impact drills
Here are some user reviews of the Bosch GSB 21-2 RE Professional:
Positive reviews:
- "This drill is a beast! It's so powerful that I can drill through anything."
- "I love the variable speed control. It allows me to get the perfect amount of power for the task at hand."
- "The keyless chuck is a lifesaver. It's so easy to change drill bits."
- "This drill is built like a tank. I've been using it for years and it's still going strong."
Negative reviews:
- "This drill is pretty noisy. It's not the quietest drill on the market."
- "It can be a bit heavy for some users. If you have small hands, you might find it difficult to grip."
- "It's not as compact as some other impact drills. If you're looking for a drill that's easy to carry around, this might not be the best option for you."
Overall, the Bosch GSB 21-2 RE Professional is a powerful and versatile impact drill that is well-suited for a variety of tasks. It's not the quietest drill on the market, but it's built like a tank and it gets the job done. If you're looking for a powerful and reliable impact drill, the Bosch GSB 21-2 RE Professional is a great option.
My thoughts:
I think the Bosch GSB 21-2 RE Professional is a great drill. It's powerful, versatile, and durable. I especially like the variable speed control and the keyless chuck. These features make it easy to use for a variety of tasks.
The only downside to this drill is that it's a bit noisy. If you're sensitive to noise, you might want to consider a different drill. However, if you're looking for a powerful and reliable drill that can handle just about anything, the Bosch GSB 21-2 RE Professional is a great option.
Bosch GSB 21-2 RE Professional Where To Buy
some places where you can buy the Bosch GSB 21-2 RE Professional and spare parts:
- Bosch Direct: This is the official website of Bosch, so you can be sure that you are getting an authentic product. They also have a wide selection of spare parts available.

- Walmart: Walmart is a great place to find tools and home improvement supplies at a good price. They usually have a good selection of Bosch products, including the GSB 21-2 RE Professional.

- Amazon: Amazon is another great option for finding the Bosch GSB 21-2 RE Professional. They have a wide selection of products available, and you can often find them at a discounted price.

- Best Buy: Best Buy is a good option if you are looking for a brick-and-mortar store where you can buy the Bosch GSB 21-2 RE Professional. They usually have a good selection of tools and home improvement supplies, and you can get help from a knowledgeable salesperson.

- Lowes: Lowes is another good option for finding the Bosch GSB 21-2 RE Professional in a brick-and-mortar store. They usually have a good selection of tools and home improvement supplies, and you can get help from a knowledgeable salesperson.

- eBay: eBay is a good option if you are looking for a used or discounted Bosch GSB 21-2 RE Professional. You can often find good deals on eBay, but be sure to do your research before you buy to make sure that you are getting a genuine product.

I hope this helps!
Bosch GSB 21-2 RE Professional Problems and Solutions
The Bosch GSB 21-2 RE Professional is a powerful cordless drill that is designed for heavy-duty use. However, like any tool, it can experience problems from time to time. Here are some of the most common issues with the Bosch GSB 21-2 RE Professional and how to fix them:
Problem: The drill won't turn on.
Solution:
- Check the power cord to make sure it is plugged in properly.
- Check the fuse to make sure it is not blown.
- If the power cord and fuse are okay, then the problem may be with the drill's motor. In this case, you will need to take the drill to a qualified technician for repairs.
Problem: The drill doesn't drill properly.
Solution:
- Make sure that you are using the correct drill bit for the material you are working with.
- Check the drill bit to make sure that it is sharp.
- If the drill bit is sharp and you are using the correct drill bit for the material, then the problem may be with the drill's chuck. In this case, you will need to tighten the chuck or replace it.
Problem: The drill overheats.
Solution:
- Allow the drill to cool down before using it again.
- If the drill overheats frequently, then you may need to replace the carbon brushes.
Additional tips:
- To prevent the drill from overheating, avoid using it for long periods of time at high speed.
- If you are using the drill in a dusty environment, make sure to clean it regularly to prevent dust from clogging the motor.
- Store the drill in a cool, dry place when not in use.
I hope this helps!
Bosch GSB 21-2 RE Professional Manual
Bosch GSB 21-2 RE Professional Manual
Safety Information
- Read all safety warnings and instructions carefully before using this tool.
- Keep this manual for future reference.
- Do not use this tool if it is damaged or malfunctioning.
- Always wear safety glasses when using this tool.
- Use the correct drill bits and accessories for the job.
- Do not overload the tool.
- Always keep the tool clean and free of debris.
- Store the tool in a dry place when not in use.
Before Use
- Check the tool for any damage before using it.
- Make sure the tool is properly assembled.
- Select the correct drill bit or accessory for the job.
- Adjust the clutch to the correct setting.
- Connect the tool to a power source.
Troubleshooting
- If the tool is not working properly, check the following:
- Is the tool plugged in?
- Is the switch turned on?
- Is the clutch properly adjusted?
- Are the drill bits or accessories damaged?
- If the tool is still not working properly, contact a Bosch authorized service center.
Maintenance
- Keep the tool clean and free of debris.
- Inspect the tool regularly for any signs of wear or damage.
- Replace any worn or damaged parts immediately.
- Do not attempt to repair the tool yourself.
Warranty
This tool is covered by a one-year warranty. If the tool fails within one year of purchase, it will be repaired or replaced free of charge.
Contact Information
For more information about this tool, please contact:
Bosch
1-800-GO-BOSCH
Additional Information
- The GSB 21-2 RE Professional is a powerful impact drill that can be used for a variety of tasks, including drilling, driving screws, and mixing.
- The tool features a 1100-watt motor that provides plenty of power for even the most demanding applications.
- The tool also features a variable speed trigger and a clutch that helps to prevent over-torqueing.
- The GSB 21-2 RE Professional comes with a variety of accessories, including a keyless chuck, a depth stop, and a carrying case.
I hope this manual has been helpful. Please feel free to contact me if you have any further questions.

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