Designed for high-speed precision drilling on production assembly lines, the Ingersoll Rand QS511D Inline Air Production Drill delivers 10.6 in-lb maximum torque with a 5,100 RPM free speed to provide fast, accurate drilling performance for repetitive manufacturing applications. Its inline configuration positions the drill directly behind the spindle, allowing excellent balance and control for straight-line drilling while helping operators maintain accuracy throughout extended production cycles.
As part of Ingersoll Rand's Production Drilling & Assembly Tool lineup, the QS511D is engineered for dependable pneumatic operation in continuous industrial environments. The combination of high rotational speed and controlled torque makes it well suited for drilling smaller holes in metal, composites, plastics, and similar materials. Its lightweight inline design helps reduce operator fatigue while providing consistent performance in manufacturing, aerospace, electronics, and general assembly applications.
Type: Inline Air Production Drill | Model: QS511D | Configuration: Inline | Maximum Torque: 10.6 in-lb | Free Speed: 5,100 RPM | Power Source: Pneumatic
Features:
- High-speed 5,100 RPM operation supports efficient drilling during repetitive production processes.
- 10.6 in-lb maximum torque provides controlled drilling performance for precision applications.
- Inline configuration offers excellent balance and straight-line drilling control.
- Pneumatic motor delivers dependable performance throughout continuous manufacturing operations.
- Compact, lightweight design helps reduce operator fatigue during extended production shifts.
- Designed for repetitive industrial drilling where speed, consistency, and accuracy are essential.
- Suitable for use in automated and manual production environments.
- Built for dependable performance in demanding manufacturing and assembly operations.

Tech Tip: To increase tool performance, extend tool life and lessen repair costs use it with a Filter-Regulator-Lubricator (FRLs)
Made in USA: ![]()
Applications:
- Production drilling on automotive and transportation assembly lines.
- Aerospace manufacturing requiring accurate, repeatable drilling operations.
- Industrial equipment and machinery assembly.
- Fabrication of sheet metal, plastics, and composite components.
- General manufacturing environments performing repetitive precision drilling.
FAQs:
- Q: What is the advantage of an inline production drill?
A: An inline drill positions the motor directly behind the spindle, providing improved balance and better control for straight, accurate drilling during repetitive production work. - Q: What types of applications is the QS511D designed for?
A: It is intended for repetitive production drilling in manufacturing, aerospace, automotive, electronics, and industrial assembly environments. - Q: Why does the QS511D operate at 5,100 RPM?
A: The high free speed enables rapid drilling of smaller holes, helping improve productivity while maintaining drilling accuracy. - Q: Is this drill intended for heavy-duty drilling?
A: No. With a maximum torque rating of 10.6 in-lb, the QS511D is designed for precision, high-speed production drilling rather than heavy-duty drilling applications.
| SKU | Max Torque in-lbs (Nm) |
Free Speed rpm |
Weight lbs (kg) |
Length in (mm) |
Bit Holder Capacity in (mm) |
Side to Center in (mm) |
Air Consumption cfm (L/Min) |
|---|---|---|---|---|---|---|---|
| ⟳ LEVER START | |||||||
| QS511D | 10.6 (1.2) | 5,100 | 1.4 (0.6) | 8.1" (205) | 1/4" (6) | 0.6" (15) | 16 (450) |
| QS381D | 13.3 (1.5) | 3,800 | 1.4 (0.6) | 8.1" (205) | 1/4" (6) | 0.6" (15) | 16 (450) |
| QS301D | 16.8 (1.9) | 3,000 | 1.4 (0.6) | 8.1" (205) | 1/4" (6) | 0.6" (15) | 16 (450) |
| QS151D | 33.6 (3.8) | 1,500 | 1.4 (0.6) | 8.1" (205) | 1/4" (6) | 0.6" (15) | 16 (450) |
Looking for more information about the Ingersoll Rand Inline Drill? Click here to view the Catalog
For help choosing the correct Ingersoll Rand Inline Drills for your application, please call (800) 608-5210 or email info@intlairtool.com
warning WARNING: This or other products sold on this website may expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
