Huien HE Series Right-Angle Pneumatic Drills | Aviation Drill Tools for Tight & Offset Space Operations
Huien HE Series Right-Angle Aviation Pneumatic Drills
Advantages
- Right-Angle Head Design: Enables drilling in confined, recessed, and offset spaces inaccessible to straight tools.
- Compact & Lightweight: Allows for easy maneuverability and operation in tight working environments.
- High-Speed Performance: Free speeds up to 4200 rpm ensure efficient drilling and material removal.
- Balanced Power Output: Provides consistent torque and power for drilling, reaming, and light deburring tasks.
- Versatile Application Range: Suitable for a variety of materials and operations in complex assemblies.
Description
The Huien HE Series right-angle pneumatic drills are specialized tools engineered for drilling, reaming, and deburring in confined and offset spaces. Their compact right-angle head design provides unparalleled access to tight corners and recessed areas, making them essential for aviation maintenance, machinery assembly, and fabrication. With robust construction and optimized power-to-weight ratios, these drills offer reliable performance in demanding applications where standard drills cannot reach.
Specifications
Technical Specifications for Huien HE Series Right-Angle Pneumatic Drills
| Model | Drill Thread Size | Rated Horse Power (hp) | Power (W) | Free Speed (rpm) | Length (mm) | Weight (kg) | Sound Level dB(A) | Air Consumption (m³/min) |
|---|---|---|---|---|---|---|---|---|
| HE-23 | 1/4"-28 UNF | 0.5 | 372 | 3000 | 287 | 1.2 | 87 | 0.45 |
| HE-25 | 1/4"-28 UNF | 0.5 | 372 | 4200 | 261 | 1.14 | 87 | 0.45 |
| HE-26180 | 1/4"-28 UNF | 0.3 | 223 | 3000 | 255 | 0.8 | 83 | 0.25 |
Applications
Huien right-angle pneumatic drills excel in applications with severe space constraints, such as aviation frameworks, machinery internals, and structural assemblies where standard drills cannot fit or operate effectively.
- Aviation airframe and engine compartment drilling
- Machinery internal component drilling and fastening
- Structural steel and metal fabrication in tight corners
- Automotive chassis and body assembly in confined spaces
- Maintenance and repair inside cabinets, enclosures, and assemblies
- Drilling in offset or recessed locations in industrial equipment
FAQ
The right-angle head allows the tool to operate in extremely tight, recessed, or offset spaces where a standard straight drill cannot physically fit or be positioned correctly.
They are suitable for drilling, spot drilling, reaming, and light deburring or grinding when equipped with appropriate accessories.
Select based on required free speed (rpm), tool length for reach, and weight for maneuverability. HE-25 offers the highest speed, while HE-26180 is the lightest.
Yes, they feature a standard 1/4″-28 UNF thread, compatible with a wide range of commercially available drill bits and right-angle drive accessories.
Ensure a clean, dry air supply, perform regular lubrication if specified, and periodically inspect the gear head and chuck mechanism for wear.