Astro 527C
Score: 70/100
DeWalt DWMT70786L
Score: 72/100Rankings
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.
The Astro Pneumatic 527C is an extra heavy-duty reversible air drill featuring a planetary gear system and a 1/2 hp motor. Its key strength is its robust construction and side handle, making it ideal for demanding tasks like automotive repair. However, its low RPM and lack of detailed performance data make it less suitable for high-speed drilling or users requiring verified torque metrics.
| Attribute | | |
|---|---|---|
500 RPM | 2,100 RPMbest | |
| ↓ lower better | 7 CFM | 3.6 CFMbest |
— | 90 PSIbest | |
0.5 inchesbest | 0.375 inches | |
| ↓ lower better | 4.33 lbs | 3 lbsbest |
| ↓ lower better | 9.25 inchesbest | 10.4 inches |
| ↓ lower better | — | 65 dBbest |
0.25 inchesbest | 0.25 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Design & Ergonomics(5) | ||
Chuck Type | Not specified | Keyless |
Chuck Capacity (inches) | 0.5 inches | 0.375 inches |
Tool Weight (lbs) | 4.33 lbs | 3.0 lbs |
Overall Length (inches) | 9.25 inches | 10.4 inches |
Handle Style | Side Handle | Pistol Grip |
Compatibility & Air Requirements(2) | ||
Air Consumption (CFM) | 7 CFM | 3.6 CFM |
Operating Pressure (PSI) | 90-120 PSI | 90 PSI |
Features & Controls(2) | ||
Noise Level (dB) | Not specified dB | 65 dB |
Exhaust Direction | Handle Exhaust | Not specified |
Build & Durability(1) | ||
Warranty Length (years) | Not specified years | 3 years |
Performance & Power(2) | ||
Free Speed (RPM) (RPM) | 500 RPM | 2100 RPM |
Gear Configuration | Planetary | Not specified |
Products in the top-left offer the best value (high score, low price).
No professional reviews or editor quotes are available in the search results. Product pages from distributors repeat manufacturer specifications without providing independent analysis or expert commentary.
No consumer ratings, praise, or complaints appear in the results. Some pages show placeholders for ratings, but no numerical scores or comments are present to indicate user sentiment.
Search results do not contain dedicated professional reviews or editor assessments from tool testing publications. Available information is limited to manufacturer specifications and retailer product pages.
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”
