
JET JAT-601
Score: 78/100
Chicago Pneumatic CP879C
Score: 72/100Rankings

The Jet JAT-601 is a lightweight, 1/2-inch reversible pneumatic air drill designed for transportation and MRO markets. Its key strengths are its low air consumption, aluminum body, and sealed ball bearings, making it efficient and durable. However, the high noise level and keyed chuck are notable trade-offs for users seeking quiet operation or rapid bit changes.

The Chicago Pneumatic CP879C is a specialized angle air drill designed for precision work in confined automotive and industrial spaces. Its main trade-off is limited torque output, making it unsuitable for heavy-duty large-hole drilling. It is best suited for professionals in body shops and maintenance who need maneuverability over raw power.
| Attribute | ![]() | ![]() |
|---|---|---|
800 RPM | 2,000 RPMbest | |
— | 4.4 N·mbest | |
| ↓ lower better | 4 CFMbest | 21.2 CFM |
90 PSIbest | 90 PSIbest | |
0.5 inchesbest | 0.375 inches | |
| ↓ lower better | 3.75 lbs | 3.21 lbsbest |
| ↓ lower better | 9.55 inches | 8.58 inchesbest |
| ↓ lower better | 101 dB | 80.6 dBbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Design & Ergonomics(4) | ||
Chuck Capacity (inches) | 0.5 inches | 0.375 inches |
Tool Weight (lbs) | 3.75 lbs | 3.21 lbs |
Overall Length (inches) | 9.55 inches | 8.58 inches |
Handle Style | Pistol Grip | Angle |
Compatibility & Air Requirements(1) | ||
Air Consumption (CFM) | 4 CFM | 21.2 CFM |
Features & Controls(3) | ||
Speed Control Type | Variable | Trigger |
Noise Level (dB) | 101 dB | 80.6 dB |
Exhaust Direction | Not specified | Bottom |
Build & Durability(2) | ||
Housing Material | Aluminum | Aluminum/Composite |
Warranty Length (years) | 2 years | 1 years |
Performance & Power(3) | ||
Free Speed (RPM) (RPM) | 800 RPM | 2000 RPM |
Torque (N·m) | Not specified N·m | 4.4 N·m |
Gear Configuration | Not specified | Standard |


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Manufacturer and retailer descriptions emphasize reliability, ergonomics, and suitability for confined-area drilling in MRO applications.
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