Astro 525C
Score: 78/100
DeWalt DWMT70786L
Score: 72/100Rankings
The Astro Pneumatic 525C is a lightweight, reversible pneumatic drill designed for versatile drilling and driving applications with full power in both directions. Its moderate speed and moderate torque make it a balanced tool for general maintenance rather than heavy construction. It is best suited for professionals requiring a portable pneumatic drill where battery tools are impractical.

The DEWALT DWMT70786L is a 3/8-inch pneumatic reversible drill featuring a keyless chuck and variable speed trigger for versatile control. While it offers a strong 3-year warranty and efficient air consumption, user reports highlight significant quality control issues with the chuck and excessive noise. It is best suited for users who need a lightweight, reversible drill but should be aware of potential reliability concerns.
| Attribute | Astro 525C | ![]() |
|---|---|---|
1,800 RPM | 2,100 RPMbest | |
20.3 N·mbest | — | |
| ↓ lower better | 7 CFM | 3.6 CFMbest |
105 PSIbest | 90 PSI | |
0.375 inchesbest | 0.375 inchesbest | |
| ↓ lower better | 2.43 lbsbest | 3 lbs |
| ↓ lower better | 7.87 inchesbest | 10.4 inches |
| ↓ lower better | 86.8 dB | 65 dBbest |
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| Attribute | Astro 525C | ![]() |
|---|---|---|
Design & Ergonomics(4) | ||
Chuck Type | Keyed | Keyless |
Tool Weight (lbs) | 2.43 lbs | 3.0 lbs |
Overall Length (inches) | 7.87 inches | 10.4 inches |
Handle Style | Straight | Pistol Grip |
Compatibility & Air Requirements(2) | ||
Air Consumption (CFM) | 7 CFM | 3.6 CFM |
Operating Pressure (PSI) | 105 PSI | 90 PSI |
Features & Controls(3) | ||
Speed Control Type | Trigger | Variable |
Noise Level (dB) | 86.8 dB | 65 dB |
Exhaust Direction | Muffled | Not specified |
Build & Durability(2) | ||
Housing Material | Standard | Not specified |
Warranty Length (years) | years | 3 years |
Performance & Power(3) | ||
Free Speed (RPM) (RPM) | 1800 RPM | 2100 RPM |
Torque (N·m) | 20.3 N·m | Not specified N·m |
Gear Configuration | Planetary | Not specified |

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User reviews are sparse but reveal quality control concerns, with reports of excessive noise and defective keyless chucks.
“extremely noisy”

“didn't lock in correctly”

