acewell
DU-PAS
TOOLS FOR AVIATION INDUSTRY
Du-Pas provides advanced pneumatic and cordless tools designed for precision and reliability in the aviation industry. Engineered to meet the demanding standards of aircraft maintenance and assembly, our tools deliver superior torque control, lightweight performance, and long-term durability. Trusted by professionals worldwide for efficiency, safety, and accuracy in every application.
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QSM Series – Offset Drill Head Specifications
| Part No. | Offset Type | Gear Stage | Drilling Direction | H (mm) | H1 (mm) | A (mm) | A1 (mm) | A-A (mm) | W (mm) | R (mm) | L (mm) | L1 (mm) | Offset Angle | Inner Thread |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| QSM1-01 | 90° | 4 | Forward | 8 | - | 39.4 | - | 48.4 | 16 | 7.5 | 99.3 | 47.6 | - | 1/4"-28 |
| QSM1-02 | 90° | 4 | Forward | 8 | - | 51.1 | - | 60.1 | 25.4 | 8.5 | 99.3 | 47.6 | - | 1/4"-28 |
| QSM2-01 | 90° | 6 | Forward | 10 | 12.6 | 87.5 | 53 | 98.5 | 25.4 | 8.5 | 99.9 | 48.2 | - | 1/4"-28 |
| QSM2-02 | 90° | 8 | Forward | 8.9 | - | 121.5 | - | 132.5 | 25 | 8.5 | 99.9 | 48.2 | - | 1/4"-28 |
| QSM3-01 | 90° | 6 | Forward | 10 | 12.6 | 87.5 | 53 | 98.5 | 25.4 | 8.5 | 146.2 | 94.5 | - | 1/4"-28 |
| QSM3-02 | 90° | 4 | Forward | 8.9 | - | 53.5 | - | 64.5 | 25 | 8.6 | 146.2 | 94.5 | - | 1/4"-28 |
| QSM3-03 | 90° | 8 | Forward | 8.9 | - | 121.5 | - | 132.5 | 25 | 8.6 | 146.2 | 94.5 | - | 1/4"-28 |
| QSM4-01 | 90° | 6 | Forward | 10 | 12.6 | 87.5 | 53 | 98.5 | 25.4 | 8.5 | 178.8 | 127.1 | - | 1/4"-28 |
* Use the standard Threaded type drill for the inner thread of 1/4″-28 output.
QL Series & QR Series Specifications
| Part No. | Offset Type | Gear Stage | Drilling Direction | H (mm) | H1 (mm) | A (mm) | A1 (mm) | A-B (mm) | A-C (mm) | W (mm) | R (mm) | L (mm) | L1 (mm) | Offset Angle | Inner Thread |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| QLM2-01 | Left | 6 | Forward | 12.6 | - | 78 | - | 66.25 | 32.25 | 25.4 | 8.5 | 99.9 | 48.2 | 45° | 1/4"-28 |
| QLM2-02 | Left | 6 | Forward | 10 | 12.6 | 78 | 36 | 66.25 | 32.25 | 25.4 | 8.5 | 99.9 | 48.2 | 45° | 1/4"-28 |
| QLM3-01 | Left | 6 | Forward | 12.6 | - | 78 | - | 66.25 | 32.25 | 25.4 | 8.5 | 146.2 | 94.5 | 45° | 1/4"-28 |
| QLM4-01 | Left | 6 | Forward | 12.6 | - | 78 | - | 66.25 | 32.25 | 25.4 | 8.5 | 178.8 | 127.1 | 45° | 1/4"-28 |
| QRM2-01 | Right | 6 | Forward | 12.6 | - | 78 | - | 66.25 | 32.25 | 25.4 | 8.5 | 99.9 | 48.2 | 45° | 1/4"-28 |
| QRM2-02 | Right | 6 | Forward | 10 | 12.6 | 78 | 36 | 66.25 | 32.25 | 25.4 | 8.5 | 99.9 | 48.2 | 45° | 1/4"-28 |
| QRM3-01 | Right | 6 | Forward | 12.6 | - | 78 | - | 66.25 | 32.25 | 25.4 | 8.5 | 146.2 | 94.5 | 45° | 1/4"-28 |
| QRM4-01 | Right | 6 | Forward | 12.6 | - | 78 | - | 66.25 | 32.25 | 25.4 | 8.5 | 178.8 | 127.1 | 45° | 1/4"-28 |
* Use the standard Threaded type drill for the inner thread of 1/4″-28 output.