
DeWalt DWMT70786L
Score: 72/100
Cunyuer Air Drill
Score: 75/100Rankings

The Cunyuer 3/8" 1700rpm Air Drill is a lightweight, reversible pneumatic drill designed for precision drilling in furniture, hardware, and machinery production. Its key advantage is low air consumption and a convenient keyless chuck, though it requires clean air to prevent rust. It is best suited for hobbyists and light industrial users needing high-speed, reversible drilling without electric power.

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 | ![]() | ![]() |
|---|---|---|
2,100 RPMbest | 1,750 RPM | |
| ↓ lower better | 3.6 CFMbest | 4 CFM |
90 PSIbest | 90 PSIbest | |
0.375 inchesbest | 0.375 inchesbest | |
| ↓ lower better | 3 lbs | 2.33 lbsbest |
| ↓ lower better | 10.4 inches | 7.7 inchesbest |
| ↓ 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(3) | ||
Tool Weight (lbs) | 3.0 lbs | 2.33 lbs |
Overall Length (inches) | 10.4 inches | 7.7 inches |
Handle Style | Pistol Grip | Straight |
Compatibility & Air Requirements(1) | ||
Air Consumption (CFM) | 3.6 CFM | 4 CFM |
Features & Controls(3) | ||
Speed Control Type | Variable | Trigger |
Noise Level (dB) | 65 dB | dB |
Exhaust Direction | Not specified | |
Build & Durability(2) | ||
Housing Material | Not specified | Aluminum |
Warranty Length (years) | 3 years | years |
Performance & Power(2) | ||
Free Speed (RPM) (RPM) | 2100 RPM | 1750 RPM |
Gear Configuration | Not specified | Standard |


Products in the top-left offer the best value (high score, low price).

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.

Professional reviewers and editors have not provided dedicated reviews for this product. However, product descriptions emphasize high efficiency, precision, and ergonomic design, positioning it as a reliable tool for professional furniture and hardware production.
There are no direct user reviews or testimonials available in the search results. Descriptions suggest that users likely praise the convenient hand-held operation and high-speed precision for light tasks, but potential complaints may mirror manual warnings regarding rust from unclean air.
“extremely noisy”

“didn't lock in correctly”


