Ingersoll Rand QS50PQ1 Pneumatic Pulse Tool is designed for precision fastening applications where low torque, repeatable accuracy, and fast bit changes are essential. Equipped with a shut-off clutch, 4,300 RPM free speed, a 3–6 ft-lbs torque range, and a 1/4" quick change drive, this pneumatic pulse tool delivers smooth, controlled fastening for high-volume assembly operations. Its oil pulse mechanism helps reduce torque reaction while the quick change drive allows operators to switch compatible bits quickly, helping improve productivity in repetitive assembly environments.
The QS50PQ1 combines precise low-torque performance with automatic shut-off functionality to promote consistent fastening while reducing the risk of over-tightening. Designed for continuous production use, this pulse tool is well suited for electronics manufacturing, appliance assembly, light industrial production, and other applications where rapid bit changes and dependable torque control are important.
Type: Pneumatic Pulse Tool | Model: QS50PQ1 | Clutch Type: Shut-Off | Free Speed: 4,300 RPM | Torque Range: 3–6 ft-lbs | Drive Type: 1/4" Quick Change
Features:
- Oil pulse mechanism helps reduce torque reaction for improved operator comfort during repetitive fastening.
- Automatic shut-off clutch stops the tool once the preset torque is achieved, supporting repeatable fastening quality.
- 1/4-inch quick change drive enables rapid bit changes to help minimize production downtime.
- 4,300 RPM free speed supports efficient fastening cycles in assembly operations.
- 3–6 ft-lbs torque range is suited for controlled, low-torque fastening applications.
- Designed for repetitive manufacturing environments where consistent torque and fast tool changeovers improve productivity.

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:
- Electronics and electrical equipment assembly.
- Appliance manufacturing and light industrial production.
- Automotive component and subassembly operations.
- Assembly lines requiring frequent bit changes between fastening tasks.
- Precision manufacturing environments where repeatable low-torque fastening is essential.
FAQs:
- Q: What is the advantage of the 1/4-inch quick change drive?
A: It allows compatible bits to be changed quickly without the need for additional tools, helping improve productivity during repetitive assembly work. - Q: What torque range does the QS50PQ1 provide?
A: The catalog confirms a fastening torque range of 3–6 ft-lbs. - Q: What does the shut-off clutch do?
A: The shut-off clutch automatically stops the tool once the preset torque is reached, helping provide consistent fastening and reducing the likelihood of over-tightening. - Q: Why choose a pneumatic pulse tool with a quick change drive?
A: It combines reduced torque reaction with fast bit replacement, making it well suited for production environments where multiple fastener types are used. - Q: Does the catalog specify weight, air consumption, air inlet size, or operating pressure?
A: No. Those specifications were not confirmed in the provided source and have therefore been omitted.
| SKU | Fastener Size | Torque Range FT-LBS (NM) |
Free Speed RPM |
Weight LBS (KG) |
Overall Length IN (MM) |
Side To Center Distance IN (MM) |
Output Drive IN |
Air Consumption CFM |
|---|---|---|---|---|---|---|---|---|
| Pistol | ||||||||
| QS50P3 | M5 | 3 - 6 (4.5 - 8) | 4300 | 2.1 (0.95) | 6.5 (164) | 0.9 (23) | 3/8” Square Drive | 8.9 |
| QS50PQ1 | M5 | 3 - 6 (4.5 - 8) | 4300 | 2.1 (0.95) | 6.5 (164) | 0.9 (23) | 1/4” Quick-Change Hex Drive | 8.9 |
| QS60P3 | M6 | 5.1 - 11.4 (7 - 15.5) | 5300 | 2.4 (1.1) | 6.5 (164) | 0.9 (23) | 3/8” Square Drive | 12 |
| QS60PQ1 | M6 | 4.4 - 9.6 (6 - 13) | 5300 | 2.1 (1) | 6.5 (164) | 0.9 (23) | 1/4” Quick-Change Hex Drive | 12 |
| QS70P3 | M6 - M8 | 11.1 - 23.6 (15 - 32) | 6800 | 2.4 (1.1) | 7 (177) | 0.9 (23) | 3/8” Square Drive | 13 |
| QS70PQ1 | M6 - M8 | 9.6 - 20.7 (13 - 28) | 6800 | 2.4 (11) | 7 (177) | 0.9 (23) | 1/4” Quick-Change Hex Drive | 13 |
| QS80P3 | M8 | 22.1 - 40.6 (30 - 55) | 6800 | 2.4 (1.1) | 7.4 (187) | 1 (25) | 3/8” Square Drive | 16 |
| QS110P4 | M10 - M12 | 37 - 64 (50 - 85) | 5800 | 3.3 (1.51) | 7.6 (194) | 2.2 (57) | 1/2” Square Drive | 17.7 |
| QS120P4 | M12 | 52 - 85 (70 - 115) | 5400 | 3.9 (1.8) | 7.9 (201) | 2.4 (62) | 1/2” Square Drive | 18.4 |
| QS140P4 | M14 | 81 - 110 (110 - 150) | 5200 | 4.6 (2.1) | 8.4 (214) | 2.6 (65) | 1/2” Square Drive | 25 |
| QS150P6 | M16 | 103 - 155 (140 - 210) | 4400 | 6.5 (3) | 9.3 (237) | 1.5 (39) | 3/4” Square Drive | 25 |
Looking for more information about Ingersoll Rand Pulse Tool? Click here to view the Catalog
For help choosing the correct Ingersoll Rand Pulse Tools 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
