Astro 525C
Score: 78/100
Rockwood Air Drill
Score: 78/100Rankings
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 Rockwood 1/2 Inch Pneumatic Air Drill is a ruggedly designed tool engineered for heavy-duty drilling applications in workshop and industrial settings. It features a 5-vane ball-bearing air motor, variable speed control, and reversible operation to ensure reliable service and versatility. The larger 1/2" chuck and side handle make it ideal for sustained drilling in metal and fabrication.
| Attribute | Astro 525C | |
|---|---|---|
1,800 RPMbest | 700 RPM | |
20.3 N·mbest | — | |
| ↓ lower better | 7 CFMbest | 7 CFMbest |
105 PSIbest | 90 PSI | |
0.375 inches | 0.5 inchesbest | |
| ↓ lower better | 2.43 lbsbest | 3.08 lbs |
| ↓ lower better | 7.87 inchesbest | 8.35 inches |
| ↓ lower better | 86.8 dBbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Astro 525C | |
|---|---|---|
Design & Ergonomics(4) | ||
Chuck Capacity (inches) | 0.375 inches | 0.5 inches |
Tool Weight (lbs) | 2.43 lbs | 3.08 lbs |
Overall Length (inches) | 7.87 inches | 8.35 inches |
Handle Style | Straight | Side Handle |
Compatibility & Air Requirements(1) | ||
Operating Pressure (PSI) | 105 PSI | 90 PSI |
Features & Controls(3) | ||
Speed Control Type | Trigger | Variable |
Noise Level (dB) | 86.8 dB | null dB |
Exhaust Direction | Muffled | null |
Build & Durability(2) | ||
Housing Material | Standard | Metal |
Warranty Length (years) | years | null years |
Performance & Power(1) | ||
Free Speed (RPM) (RPM) | 1800 RPM | 700 RPM |
Products in the top-left offer the best value (high score, low price).
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