Bosch GSB12V-300N Drill Review
Our verdict
The Bosch GSB12V-300N is a compact 12-volt cordless hammer drill weighing just 1.8 pounds, making it the lightest option for users who need to drill in tight spaces or overhead for extended periods at $110.39.
Check price on AmazonBest for
Electricians, plumbers, and finish carpenters who spend long hours drilling in confined spaces where a full-size 18V or 20V drill is too heavy or bulky.
Skip if
You need the higher torque of an 18V or 20V platform, or you are drilling large-diameter holes into hard concrete regularly.
- Power Source Battery Powered
- Voltage 12 Volts
- Speed 1750 RPM
- Weight 1.8 Pounds
- Dimensions 6.7"L x 2"W x 6.3"H
- Priced 15% below the category median ($129.98 across 49 tracked models)
Our scorecard
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Owner rating4.5/5
4.5 average across 111 owner ratings
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Popularity0.6/5
111 owner reviews, fewer than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other power tools and workshop machinery we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
At 1.8 pounds and with a footprint of 6.7 inches long by 6.3 inches tall, the Bosch GSB12V-300N is built around compact usability. Running on a 12-volt battery at 1750 RPM, it sacrifices some raw power compared to 18V and 20V tools, but owners rewarded it with a 4.5-star rating across 111 reviews for its precision handling in tight-access applications.
The $110.39 price puts the GSB12V-300N in the mid-range for cordless hammer drills, though 12V tools of this caliber typically come tool-only or in kit form. Buyers should confirm the contents of the specific kit before purchasing. The 2-inch width makes it genuinely narrow enough to fit between studs, a practical advantage that larger drills cannot match.
For trade professionals who run through dozens of small drill holes per day, the weight savings from 1.8 pounds compared to 4 to 5 pound drills translate to less fatigue over a full shift. This is a specialized use-case tool, and buyers who prioritize raw power over ergonomics will find better options among the 18V and 20V offerings in this category.
Pros
- 1.8-pound weight is among the lightest in the hammer drill category
- Compact 6.7-inch length fits easily in tight spaces and overhead positions
- 4.5-star rating from 111 owners indicates solid user satisfaction
- 1750 RPM is a practical speed for precise work in finish and install tasks
- Bosch 12V battery platform integrates with other Bosch compact tools
Cons
- 12V platform offers less torque than 18V or 20V alternatives for tough masonry
- No recent monthly purchase data to indicate current market demand
- Higher price at $110.39 for a 12V tool compared to capable 20V options near the same price
Specifications
| Power Source | Battery Powered |
|---|---|
| Voltage | 12 Volts |
| Speed | 1750 RPM |
| Weight | 1.8 Pounds |
| Dimensions | 6.7"L x 2"W x 6.3"H |
Performance notes
Power source is battery powered at 12 volts. Speed is 1750 RPM. Weight is 1.8 pounds. Dimensions are 6.7 inches long by 2 inches wide by 6.3 inches tall. The compact geometry and light weight are the standout specs for overhead and confined-space drilling. Amperage is not published in the available listing data.
What buyers say
Owners consistently praise the GSB12V-300N for its light weight and compact design, with many reporting it as their go-to drill for overhead installs and cabinetry work. The primary complaint among reviewers is that the 12V battery does not last as long under heavier drilling demands compared to larger-voltage platforms. Ergonomics receive strong marks.
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Frequently asked questions
Is the Bosch GSB12V-300N powerful enough for masonry?
The GSB12V-300N is a hammer drill operating at 12 volts and 1750 RPM. It can handle light masonry such as drilling small anchor holes into brick or concrete block, but it is not optimized for heavy or large-diameter masonry work the way 18V or 20V tools are.
Does the 1.8-pound weight include the battery?
The listed weight of 1.8 pounds is the published figure for this product. Whether that is bare tool or includes the battery is not specified in the available data. Verify the exact configuration with the retailer before purchasing.
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The ToolGalaxy team researches tools based on specs and owner reviews. Reach out at hello@toolgalaxy.com for any follow-up questions.