Neiko Micro Air Die Grinder
Score: 88/100
Ingersoll Rand 308B
Score: 78/100Rankings
The NEIKO 10649A is a lightweight, pencil-style micro air die grinder designed for high-speed precision work in confined spaces. It features a 54,000 RPM free speed, variable speed throttle, and a compact body, making it ideal for automotive and fabrication tasks requiring detailed finishing. Best suited for hobbyists and technicians needing precision in tight spots like cleaning brake pads or rotors.
The Ingersoll Rand 308B is a lightweight, straight air die grinder designed for precision tasks, featuring a 0.33 HP motor that delivers 25,000 RPM. Its high noise level and significant air consumption are the main drawbacks. It is best suited for professional welders and fabricators needing precision in confined areas where right-angle tools cannot reach.
| Attribute | | |
|---|---|---|
54,000 RPMbest | 25,000 RPM | |
| ↓ lower better | 4.2 CFMbest | 28 CFM |
| ↓ lower better | 73.75 dBbest | 103 dB |
| ↓ lower better | 0.07 m/s²best | — |
| ↓ lower better | 0.113 kgbest | 0.46 kg |
133 mm | 174 mmbest | |
— | 246 Wbest | |
147 mmbest | 100 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Safety & Comfort(1) | ||
Noise Level (dB) | 73.75 dB | 103 dB |
Compatibility & Controls(3) | ||
Collet Size | 1/8" | 1/4 inch, 6 mm |
Switch Type | Variable Throttle | Safety Lock Lever |
Tool Type | Micro Air Die Grinder | Straight |
Performance(1) | ||
No-Load Speed (RPM) | 54000 RPM | 25000 RPM |
Dimensions(3) | ||
Overall Length (mm) | 133 mm | 174 mm |
Overall Width (mm) | 147 mm | 100 mm |
Overall Height (mm) | 46 mm | 202 mm |
Power & Air(2) | ||
Air Consumption (CFM) | 4.2 CFM | 28 CFM |
Air Inlet Size | 1/4" | 1/4 inch |
Ergonomics & Build(1) | ||
Weight (kg) | 0.113 kg | 0.46 kg |
Products in the top-left offer the best value (high score, low price).
No direct professional reviews or editor quotes are available for the NEIKO 10649A. Retailer descriptions and inferred data from comparable tools highlight its suitability for high-speed porting and finishing small parts, emphasizing precise control via the variable throttle and durability of its construction.
Search results provide no direct consumer reviews, ratings, or testimonials for this specific model. Common praise for similar micro grinders includes ease of use in tight spots and power, while recurring complaints involve noise levels and the need for a quality air supply.
Professional sources praise the 308B for its powerful 0.33 HP motor and 25,000 RPM speed housed in a compact 6.85-inch body, calling it ideal for industrial-duty tasks with superior ergonomics and long-lasting construction.
Search results lack extensive user reviews, but available notes emphasize praise for its lightweight feel, maneuverability, and consistent power in everyday shop use like de-burring and polishing.
