DEWALT DWE4887 1-1-inch
Score: 78/100
Bosch GWG12V-20SN
Score: 85/100Rankings
The Bosch GWG12V-20SN is a bare tool cordless 12V Max brushless right-angle die grinder designed for precision grinding in tight spaces. It features an ultra-compact ergonomic design weighing 1.2 lbs, variable speed control up to 15,000 RPM, and an LED interface for status monitoring. This tool is engineered to provide the power and speed of air tools with the portability and comfort of a cordless system.
The DeWalt DWE4887 is a corded die grinder with a 4.2 amp motor delivering 25,000 RPM, designed for professional welders and fabricators. Its key advantage is AC/DC compatibility for field use, though the 8-foot cord limits mobility. It is best suited for industrial users needing high-speed grinding in welding shops or fabrication environments.
| Attribute | | |
|---|---|---|
25,000 RPMbest | 15,000 RPM | |
| ↓ lower better | 1.63 kg | 0.54 kgbest |
487.68 mmbest | 190.5 mm | |
450 Wbest | — | |
106.93 mm | 114.3 mmbest | |
94.99 mmbest | 50.8 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
General(1) | ||
Warranty | 3 Year Limited | N/A |
Compatibility & Controls(2) | ||
Switch Type | Paddle with lock-on | Variable Trigger |
Tool Type | Die Grinder | Right Angle |
Performance(1) | ||
No-Load Speed (RPM) | 25000 RPM | 15000 RPM |
Dimensions(3) | ||
Overall Length (mm) | 487.68 mm | 190.5 mm |
Overall Width (mm) | 106.93 mm | 114.3 mm |
Overall Height (mm) | 94.99 mm | 50.8 mm |
Power & Air(1) | ||
Power Source | Corded | Cordless |
Ergonomics & Build(2) | ||
Weight (kg) | 1.63 kg | 0.54 kg |
Handle Type | In-line | Right Angle |
Products in the top-left offer the best value (high score, low price).
No direct quotes from professional reviewers or editors appear in the search results; descriptions from manufacturer and retailer sites emphasize the tool's high power, AC/DC versatility, and user-friendly paddle switch for tough grinding jobs.
Search results contain no consumer reviews, ratings details, or recurring praise/complaints; only product specs and features are detailed across sources.
“powerful ultra-compact... ideal for pros needing precision without bulk; ergonomic grip minimizes fatigue; versatile for polishing to aggressive removal; brushless enhances efficiency”
“one of my favorite tools now cordless... perfect for carpenter or automotive tech; feels comparable to air tools for speed and material removal”
Professional reviewers and editors highlight the Bosch GWG12V-20SN as a powerful, ultra-compact tool ideal for pros needing precision without bulk. It is praised for its ergonomic grip that minimizes fatigue and its brushless motor that enhances efficiency. Reviewers note that it feels comparable to air tools in terms of speed and material removal, making it a favorite for carpenters and automotive technicians who require cordless versatility.
Everyday users and video reviewers praise the tool's speed and feel, noting it matches corded tools effectively. It is considered suitable for both carpenters and automotive work, with no recurring complaints noted in the limited feedback available. Users appreciate the portability and precision, though specific long-term reliability feedback is scarce due to a lack of aggregated reviews.
