The Complete Guide To Bosch Gdr 120-li Professional: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Bosch GDR 120-LI Professional Information

The Bosch GDR 120-LI Professional is a cordless impact driver that is perfect for a variety of tasks, from driving screws to loosening nuts and bolts. It is powered by a 12V Lithium-ion battery that provides up to 22,500 impacts per minute and 30 Nm of torque. The GDR 120-LI also features a two-speed gearbox with a no-load speed of 0-400/0-1,500 rpm, making it ideal for a variety of applications.

Here is an overview of the Bosch GDR 120-LI Professional:

• Powerful: The GDR 120-LI is powered by a 12V Lithium-ion battery that provides up to 22,500 impacts per minute and 30 Nm of torque.
• Variable speed: The GDR 120-LI features a two-speed gearbox with a no-load speed of 0-400/0-1,500 rpm, making it ideal for a variety of applications.
• Compact and lightweight: The GDR 120-LI is compact and lightweight, making it easy to use and maneuver in tight spaces.
• Ergonomic design: The GDR 120-LI has an ergonomic design with a soft grip handle that provides comfort and control.
• Durable: The GDR 120-LI is built to last with a durable housing and impact resistant chuck.

Specifications

Feature	Specification
Battery type	Lithium-ion
Battery voltage	12V
Max. torque	30 Nm
Max. impact rate	22,500 bpm
No-load speed (1st gear)	0-400 rpm
No-load speed (2nd gear)	0-1,500 rpm
Chuck size	1/4"
Weight	1.3 kg

Features

• Two-speed gearbox
• Soft grip handle
• Impact resistant chuck
• LED work light
• Dust protection
• Carry case

What's in the box

• Bosch GDR 120-LI Professional impact driver
• 2 x GBA 12V 2.0Ah batteries
• GAL 12V-20 Professional charger
• 1 x screwdriver bit PH 2
• Carrying case

The Bosch GDR 120-LI Professional is a powerful and versatile cordless impact driver that is perfect for a variety of tasks. It is easy to use, maneuverable, and durable, making it a great choice for professionals and DIYers alike.

Bosch GDR 120-LI Professional Compare with Similar Item

a table comparing the Bosch GDR 120-LI Professional with two similar items:

Feature	Bosch GDR 120-LI Professional	Makita XFD12Z	DeWalt DCD791D2
Max torque	100 Nm	110 Nm	135 Nm
Battery voltage	12 V	12 V	18 V
Battery capacity	2.0 Ah	2.0 Ah	2.0 Ah
Weight	1.1 kg	1.2 kg	1.5 kg
Price	₹5,999	₹5,499	₹6,999

As you can see, the Bosch GDR 120-LI Professional has a slightly lower max torque than the Makita XFD12Z and DeWalt DCD791D2. However, it is also lighter and more affordable. Ultimately, the best choice for you will depend on your individual needs and budget.

Here are some additional details about each of the three impact drivers:

• The Bosch GDR 120-LI Professional has a two-gear transmission, which allows you to choose between high torque and high speed. It also has a soft grip and a built-in LED light.
• The Makita XFD12Z has a three-speed transmission and a brushless motor. It is also dust and water resistant.
• The DeWalt DCD791D2 has a brushless motor and a hammer function. It is also compatible with DeWalt's 18V battery system.

I hope this helps!

Bosch GDR 120-LI Professional Pros/Cons and My Thought

The Bosch GDR 120-LI Professional is a 12-volt cordless impact wrench that is designed for light-duty to medium-duty applications. It has a maximum torque of 100 Nm and can deliver up to 3,400 impacts per minute. The tool comes with two 1.5 Ah lithium-ion batteries and a charger.

Pros:

• Powerful: The GDR 120-LI Professional has enough power to handle most light-duty to medium-duty tasks, such as assembling furniture, hanging pictures, and changing car tires.
• Compact and lightweight: The tool weighs just 1.6 kg, making it easy to carry and use for extended periods of time.
• Ergonomic design: The GDR 120-LI Professional has a comfortable grip and an anti-vibration system that helps to reduce fatigue.
• Long battery life: The two included batteries provide up to 50 minutes of runtime on a single charge.
• Compatible with other Bosch tools: The GDR 120-LI Professional is compatible with other Bosch 12-volt tools, so you can use the same batteries and charger for all of your cordless tools.

Cons:

• Not as powerful as some other cordless impact wrenches: The GDR 120-LI Professional is not as powerful as some other cordless impact wrenches on the market, so it may not be suitable for heavy-duty tasks.
• No belt clip: The tool does not come with a belt clip, so you will need to find a way to carry it with you if you need to use it hands-free.
• Pricey: The GDR 120-LI Professional is more expensive than some other cordless impact wrenches on the market.

User reviews:

Overall, users of the Bosch GDR 120-LI Professional are very positive about the tool. They appreciate its power, compact size, and ergonomic design. Some users have noted that the battery life is not as long as they would like, but overall they are happy with the tool.

My thoughts:

The Bosch GDR 120-LI Professional is a great option for homeowners and DIYers who need a powerful and compact cordless impact wrench. It is not as powerful as some other tools on the market, but it is still plenty powerful for most light-duty to medium-duty tasks. The tool is also very well-made and has a comfortable grip. Overall, I think the GDR 120-LI Professional is a great value for the price.

Here are some additional thoughts I have about the Bosch GDR 120-LI Professional:

• The tool is very easy to use. The two-speed trigger makes it easy to control the amount of torque you are applying, and the anti-vibration system helps to reduce fatigue.
• The tool is very versatile. It can be used for a wide variety of tasks, including assembling furniture, hanging pictures, changing car tires, and more.
• The tool is very durable. It is made from high-quality materials and is designed to withstand heavy use.
• The tool is backed by a two-year warranty. This gives you peace of mind knowing that your investment is protected.

Overall, I think the Bosch GDR 120-LI Professional is a great cordless impact wrench. It is powerful, compact, and easy to use. I would definitely recommend it to anyone looking for a quality tool for light-duty to medium-duty tasks.

Bosch GDR 120-LI Professional Where To Buy

Here are some places where you can buy the Bosch GDR 120-LI Professional and spare parts:

• Bosch Direct: You can buy the tool directly from Bosch's website. They have a wide selection of spare parts available as well.
• Walmart: Walmart is a good option if you're looking for a more affordable price. They often have sales on power tools, so you may be able to find a good deal.
• Amazon: Amazon is another great option for finding the Bosch GDR 120-LI Professional. They have a wide selection of tools and spare parts available, and you can often find competitive prices.
• Best Buy: Best Buy is a good option if you're looking for a brick-and-mortar store where you can see the tool in person before you buy it. They also have a wide selection of spare parts available.
• Lowes: Lowes is another good option for finding the Bosch GDR 120-LI Professional in a brick-and-mortar store. They also have a wide selection of spare parts available.
• eBay: eBay is a good option if you're looking for a used or refurbished Bosch GDR 120-LI Professional. You can often find good deals on these tools on eBay.

I hope this helps!

Bosch GDR 120-LI Professional Problems and Solutions

some common issues and solutions for the Bosch GDR 120-LI Professional impact driver:

• The impact driver won't turn on.
  • Make sure that the impact driver is plugged in and that the battery is charged.
  • Check the switch to make sure that it is turned to the "on" position.
  • If the impact driver still won't turn on, try cleaning the contacts on the battery and the impact driver.
• The impact driver is making a clicking noise but not turning.
  • This is usually caused by a loose or damaged belt.
  • To fix this, remove the belt cover and check the belt for any signs of damage.
  • If the belt is damaged, replace it.
  • If the belt is not damaged, tighten the belt tensioner.
• The impact driver is not driving screws in properly.
  • This could be caused by a number of things, including:
    • A dull bit
    • A stripped screw
    • Not using the correct bit for the screw type
  • To fix this, try using a sharp bit and making sure that you are using the correct bit for the screw type.
  • If the bit is sharp and you are using the correct bit type, try using a higher torque setting.
• The impact driver is smoking.
  • This is a serious problem and should be addressed immediately.
  • Do not use the impact driver until you have identified and fixed the problem.
  • The smoking could be caused by a number of things, including:
    • A short circuit
    • A bearing failure
    • A thermal overload
  • If you are not comfortable troubleshooting the impact driver yourself, take it to a qualified technician for repair.

Here are some additional tips for using the Bosch GDR 120-LI Professional impact driver:

• Always wear safety glasses when using an impact driver.
• Make sure that the impact driver is properly grounded.
• Do not use the impact driver for tasks that it is not designed for.
• Inspect the impact driver regularly for signs of wear or damage.
• If you experience any problems with the impact driver, stop using it immediately and contact Bosch customer service.

Bosch GDR 120-LI Professional Manual

Bosch GDR 120-LI Professional Manual

Safety Information

• Read all safety warnings, instructions, and illustrations before using this tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious personal injury.
• Save all warnings and instructions for future reference.
• The term "tool" in the warnings refers to your cordless impact driver and any applicable attachments.

Personal Safety

• Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol, or medication.
• Keep your work area clean and well-lit. Cluttered or dark areas invite accidents.
• Do not operate a power tool in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Power tools create sparks that can ignite the dust or fumes.
• Keep children and bystanders away from the work area. Distractions can cause you to lose control of the tool.

Electrical Safety

• Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock.
• Do not use a power tool if it is damaged. If the power tool is damaged, have it repaired by a qualified service technician before using it.
• Double insulation is provided on some power tools. Double insulation eliminates the need for the three-wire grounded power cord. However, it is important to use the power tool with the correct voltage.
• Use only accessories that are recommended by the manufacturer for your specific power tool. Use of improper accessories may result in serious personal injury.
• Do not force the tool. Use the correct tool for your application. The correct tool will do the job better and safer at the rate for which it was designed.
• Do not use the tool if the switch does not turn it on and off properly. Any tool that cannot be controlled with the switch is dangerous and must be repaired.
• Disconnect the plug from the power source before making any adjustments, changing accessories, or storing the tool. This will prevent accidental starting of the tool.
• Store tools out of the reach of children and other untrained persons.

Maintenance

• Keep the tool clean. Wipe dust and debris from the tool housing and trigger with a dry cloth.
• Keep the tool stored in a dry place.
• Do not store the tool with the battery pack inserted.

Troubleshooting

• If the tool does not work, check the battery pack for proper installation. If the battery pack is properly installed and the tool still does not work, contact a Bosch service center.

Maintenance

• Have your tool serviced by a qualified service technician at least once a year.

Warranty

• This tool is warranted to the original purchaser to be free from defects in material and workmanship for a period of two years from the date of purchase. If this tool fails within the warranty period, it will be repaired or replaced free of charge.

Contact Information

• For service or repair information, contact:
  • Bosch Customer Service
  • 1-800-334-4357
  • www.boschtools.com

Additional Information

• The torque settings on the Bosch GDR 120-LI Professional are 14/30/- Nm.
• The no-load speed of the tool is 0 – 400 / 0 – 1,500 rpm.
• The battery type is Lithium-Ion.
• The maximum impact rate is 22,500 bpm.
• The tool comes with a 2-year warranty.