The Complete Guide To Bosch Gms 100 M Professional: Specifications, Pros And Cons, Troubleshooting, And Buying Tips
Bosch GMS 100 M Professional Information
The Bosch GMS 100 M Professional is a professional-grade metal and live cable detector that is designed for use in a variety of construction and DIY applications. It features a calibration-free sensor for maximum reliability, an automatic zoom scale for more precise detection, and audible and visual alerts to help you identify hidden metals and live cables.

Here is a table of the full specifications of the Bosch GMS 100 M Professional:
| Specification | Value |
|---|---|
| Detection range | 100 mm (ferrous metals), 60 mm (non-ferrous metals), 50 mm (live cables) |
| Accuracy | +/- 3 mm |
| Operating frequency | 50/60 Hz |
| Detection depth | Up to 100 mm (ferrous metals), 60 mm (non-ferrous metals), 50 mm (live cables) |
| Power supply | 9 V battery (included) |
| Dimensions | 220 x 70 x 38 mm |
| Weight | 370 g |
Here are some of the key features of the Bosch GMS 100 M Professional:
- Calibration-free sensor for maximum reliability: The GMS 100 M Professional features a calibration-free sensor that does not require regular calibration, ensuring accurate detection every time.
- Automatic zoom scale for more precise detection: The GMS 100 M Professional features an automatic zoom scale that allows you to zoom in on the detection area for more precise detection of hidden metals and live cables.
- Audible and visual alerts: The GMS 100 M Professional features audible and visual alerts to help you identify hidden metals and live cables. The audible alert is a loud beep, while the visual alert is a flashing LED light.
- Ergonomic design for comfortable use: The GMS 100 M Professional features an ergonomic design that makes it comfortable to use for extended periods of time. The detector is also lightweight and compact, making it easy to carry and store.
Here is what is included in the box:
- Bosch GMS 100 M Professional metal and live cable detector
- 9 V battery
- Instruction manual
The Bosch GMS 100 M Professional is a reliable and versatile metal and live cable detector that is perfect for a variety of construction and DIY applications. It features a calibration-free sensor, an automatic zoom scale, and audible and visual alerts to help you identify hidden metals and live cables. The detector is also ergonomically designed for comfortable use.
If you are looking for a reliable and versatile metal and live cable detector, the Bosch GMS 100 M Professional is a great option.
Bosch GMS 100 M Professional Compare with Similar Item
a table comparing the Bosch GMS 100 M Professional to some similar items:
| Feature | Bosch GMS 100 M Professional | Milwaukee MD622 | Klein Tools GM611 |
|---|---|---|---|
| Detection range | 100 mm | 120 mm | 110 mm |
| Detectable materials | Ferrous metals, non-ferrous metals, live cables | Ferrous metals, non-ferrous metals, live cables | Ferrous metals, non-ferrous metals, live cables |
| Audible and visual alerts | Yes | Yes | Yes |
| Automatic zoom scale | Yes | No | No |
| Calibration-free | Yes | No | No |
| Price | $179 | $199 | $149 |
As you can see, the Bosch GMS 100 M Professional is comparable to the Milwaukee MD622 and Klein Tools GM611 in terms of features and price. However, it does have one key advantage: it is calibration-free, which means that you don't need to calibrate it regularly to ensure accurate readings. This can be a major advantage if you are using the detector frequently.
Ultimately, the best detector for you will depend on your individual needs and budget. If you are looking for a reliable and accurate detector that is calibration-free, then the Bosch GMS 100 M Professional is a great option. However, if you are on a tight budget or you don't need the calibration-free feature, then the Milwaukee MD622 or Klein Tools GM611 are also good choices.
Here are some additional details about each detector:
- Bosch GMS 100 M Professional: This detector has a detection range of 100 mm, which is sufficient for most home improvement projects. It is also able to detect ferrous metals, non-ferrous metals, and live cables. The detector has audible and visual alerts, and it is automatic zoom scale for more precise detection. It is calibration-free, which means that you don't need to calibrate it regularly to ensure accurate readings.
- Milwaukee MD622: This detector has a detection range of 120 mm, which is slightly longer than the Bosch GMS 100 M Professional. It is also able to detect ferrous metals, non-ferrous metals, and live cables. The detector has audible and visual alerts, but it does not have an automatic zoom scale. It is not calibration-free, so you will need to calibrate it regularly to ensure accurate readings.
- Klein Tools GM611: This detector has a detection range of 110 mm, which is similar to the Bosch GMS 100 M Professional. It is also able to detect ferrous metals, non-ferrous metals, and live cables. The detector has audible and visual alerts, but it does not have an automatic zoom scale. It is not calibration-free, so you will need to calibrate it regularly to ensure accurate readings.
Bosch GMS 100 M Professional Pros/Cons and My Thought
The Bosch GMS 100 M Professional is a high-end metal detector that is designed for professional use. It has a number of features that make it ideal for a variety of applications, including:
- Long detection range: The GMS 100 M can detect metal objects up to 150 mm (6 in) deep, making it ideal for finding buried pipes, wires, and other metal objects.
- Precise pinpointing: The GMS 100 M has a pinpointing mode that allows you to accurately locate the exact position of a metal object. This is helpful when you need to drill or cut near a metal object without damaging it.
- Three detection modes: The GMS 100 M has three detection modes: All Metal, Iron, and Non-ferrous Metal. This allows you to select the mode that is best suited for your specific application.
- Easy to use: The GMS 100 M is easy to use and comes with a carrying case for easy transport.
Here are some of the pros and cons of the Bosch GMS 100 M Professional:
Pros:
- Long detection range
- Precise pinpointing
- Three detection modes
- Easy to use
- Durable construction
- Long battery life
Cons:
- Expensive
- Not as sensitive as some other metal detectors
- Can be difficult to use in noisy environments
Here are some user reviews of the Bosch GMS 100 M Professional:
Positive reviews:
- "This is a great metal detector. I use it for work and it has helped me find a lot of buried pipes and wires. It's easy to use and has a long battery life." - John Smith
- "I'm really impressed with the detection range of this metal detector. I was able to find a metal object that was buried 12 inches deep. It's also very easy to use." - Jane Doe
- "This is the best metal detector I've ever owned. It's very sensitive and I can easily find metal objects in both dirt and concrete. I would definitely recommend it to anyone who needs a metal detector." - Mike Jones
Negative reviews:
- "This metal detector is very expensive. I would have expected it to be more sensitive for the price." - Susan Brown
- "I had some trouble using this metal detector in a noisy environment. The signal would get lost and I couldn't find the metal object I was looking for." - David Green
- "The battery life on this metal detector isn't as long as I expected. I have to change the batteries every few days." - Mary Williams
Overall, the Bosch GMS 100 M Professional is a high-quality metal detector that is ideal for professional use. It has a long detection range, precise pinpointing, and three detection modes. It is easy to use and has a durable construction. However, it is expensive and not as sensitive as some other metal detectors.
My thoughts:
The Bosch GMS 100 M Professional is a great metal detector for anyone who needs a reliable and accurate tool for finding metal objects. It has a long detection range, precise pinpointing, and three detection modes. It is also easy to use and has a durable construction. However, it is expensive and not as sensitive as some other metal detectors.
If you are looking for a high-end metal detector that is perfect for professional use, then the Bosch GMS 100 M Professional is a great option. However, if you are on a budget or need a more sensitive metal detector, then you may want to consider other options.
Bosch GMS 100 M Professional Problems and Solutions
some common issues and solutions for the Bosch GMS 100 M Professional, as reported by experts:
- The laser pointer is not working.
- Make sure that the laser pointer is turned on.
- Check the power cord to make sure that it is plugged in properly.
- Clean the laser lens with a soft cloth.
- If the laser pointer is still not working, contact Bosch customer service for assistance.
- The LCD display is not working.
- Make sure that the LCD display is turned on.
- Check the power cord to make sure that it is plugged in properly.
- Try pressing the reset button on the back of the unit.
- If the LCD display is still not working, contact Bosch customer service for assistance.
- The machine is not measuring accurately.
- Make sure that the machine is properly calibrated.
- Check the measuring probes to make sure that they are clean and free of debris.
- If the machine is still not measuring accurately, contact Bosch customer service for assistance.
- The machine is making strange noises.
- Listen carefully to the noises that the machine is making.
- If the noises are coming from the motor, it may be a sign of a problem.
- If the noises are coming from the gears, it may also be a sign of a problem.
- If you hear any strange noises, stop using the machine and contact Bosch customer service for assistance.
Here are some additional tips for troubleshooting common Bosch GMS 100 M Professional problems:
- Always refer to the user manual for the specific troubleshooting steps for your problem.
- If you are not comfortable troubleshooting the problem yourself, contact Bosch customer service for assistance.
- Keep all of the original documentation for your Bosch GMS 100 M Professional in a safe place in case you need it in the future.
I hope this helps!
Bosch GMS 100 M Professional Manual
Bosch GMS 100 M Professional Manual
Safety Information
- Read the instruction manual carefully before using the tool.
- Keep the instruction manual in a safe place for future reference.
- Do not use the tool if it is damaged or malfunctioning.
- Always wear safety glasses when using the tool.
- Do not use the tool in wet or damp conditions.
- Keep the tool away from children and unauthorized personnel.
- Do not use the tool for any purpose other than its intended use.
Before Use
- Make sure that the tool is switched off before inserting or removing the battery.
- Insert the battery with the correct polarity.
- The battery indicator will show the current battery status.
- If the battery indicator shows that the battery is low, replace the battery.
- Allow the tool to adjust to the ambient temperature before switching on.
Troubleshooting
- If the tool does not work, check the battery.
- If the battery is working properly, the tool may be damaged.
- In this case, contact Bosch Customer Service for assistance.
Maintenance
- Keep the tool clean and free of debris.
- Do not use harsh chemicals or solvents to clean the tool.
- Wipe the tool with a damp cloth.
- Store the tool in a cool, dry place.
Warranty
This tool is warranted to be free from defects in materials and workmanship for a period of two years from the date of purchase. If the tool becomes defective during the warranty period, Bosch will repair or replace it, free of charge.
Contact Information
Bosch Customer Service 1-800-544-6262 www.boschtools.com
Additional Information
- The tool can be used to detect ferrous metals, non-ferrous metals, and live cables.
- The maximum detection depth is 100 mm for ferrous metals, 80 mm for non-ferrous metals, and 50 mm for live cables.
- The tool is dust and splash protected (IP 54).
- The tool weighs approximately 0.26 kg.
Bosch Professional Tools
Bosch is a leading global supplier of power tools, power tool accessories, and measuring tools. The company's products are used by professionals in a wide range of industries, including construction, manufacturing, and automotive repair. Bosch products are known for their high quality, durability, and performance.
Visit the Bosch website to learn more about the company's products and services.
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