Huien Miniature Pistol Grip Air Drills | Compact Pneumatic Drills for High-Precision & High-Production Applications
Huien Miniature Pistol Grip Air Drill
Advantages
- High-Strength Die-Cast Housing: Ensures durability and resistance to deformation under heavy use.
- Safe & Maintenance-Friendly: Compressed air power prevents overheating and is ideal for electrical hazard areas.
- Enhanced Gear & Cylinder Set: Specialized heat treatment strengthens components for demanding production lines.
- Lightweight & Ergonomic: Reduces operator fatigue and improves handling efficiency during extended use.
- Downward Exhaust Design: Effectively reduces operational noise levels in the workplace.
Description
The Huien miniature pistol grip air drill is a versatile and robust tool designed for high-precision drilling, tapping, and light fastening across various materials, including metal, plastic, and composites. Its compact, ergonomic pistol grip design allows for easy operation in confined spaces, while the compressed air drive ensures consistent power without overheating. Featuring a forward/reverse switch for added functionality, this drill is an essential tool for electronics, automotive, furniture manufacturing, and general industrial maintenance, offering reliability and efficiency in diverse applications.
Specifications
Technical Specifications for Huien Miniature Pistol Grip Air Drills
| Model | Chuck Size / Capacity | Rated Horsepower (hp) | Power (W) | Free Speed (rpm) | Length (mm) | Weight (kg) | Sound Level dB(A) | Air Consumption (m³/min) | Series / Notes |
|---|---|---|---|---|---|---|---|---|---|
| HE-4040 | 1/4" (0.6-6mm) | 0.3 | 223 | 2000 | 155 | 0.75 | 78 | 0.35 | Standard Series |
| HE-4041 | 1/4" (0.6-6mm) | 0.3 | 223 | 3100 | 155 | 0.75 | 78 | 0.35 | Standard Series |
| HE-8P | 3/8" (1-10mm) | 0.5 | 372 | 1700 | 180 | 1.2 | 85 | 0.5 | Standard Series |
| HE-4041N | 1/4" | 0.4 | 298 | 600 | 165 | 0.82 | 78 | 0.35 | 0.4HP Series |
| HE-4041(2) | 1/4" | 0.4 | 298 | 1000 | 140 | 0.7 | 78 | 0.35 | 0.4HP Series |
| HE-4041A | 1/4" | 0.4 | 298 | 2400 | 140 | 0.7 | 78 | 0.35 | 0.4HP Series |
| HE-4041B | 1/4" | 0.4 | 298 | 3200 | 140 | 0.7 | 78 | 0.35 | 0.4HP Series |
| HE-4041C | 1/4" | 0.4 | 298 | 4500 | 140 | 0.7 | 78 | 0.35 | 0.4HP Series |
| HE-4041D | 1/4" | 0.4 | 298 | 5200 | 140 | 0.7 | 78 | 0.35 | 0.4HP Series |
| HE-4041E | 1/4" | 0.4 | 298 | 29000 | 130 | 0.62 | 78 | 0.4 | 0.4HP Series |
| HE-6683 | 3/8" | 0.4 | 298 | 500 | 185 | 1.24 | 83 | 0.55 | 0.4HP Series |
| HE-6683A | 3/8" | 0.4 | 298 | 700 | 185 | 1.24 | 83 | 0.55 | 0.4HP Series |
| HE-4041K | 1/4" | 0.4 | 298 | 1300 | 180 | 1.2 | 83 | 0.55 | 0.4HP Series |
| HE-4041F | 1/4" | 0.4 | 298 | 3200 | 150 | 0.98 | 83 | 0.55 | 0.4HP Series |
| HE-4041G | 1/4" | 0.4 | 298 | 5200 | 150 | 0.98 | 83 | 0.55 | 0.4HP Series |
| HE-4041H | 1/4" | 0.4 | 298 | 6000 | 150 | 0.98 | 83 | 0.55 | 0.4HP Series |
| HE-4041I | 1/4" | 0.4 | 298 | 22000 | 150 | 0.98 | 83 | 0.55 | 0.4HP Series |
| HE-6621 | 1/2" | 0.4 | 298 | 500 | 230 | 1.64 | 91 | 0.75 | 0.4HP Series |
| HE-6621A | 1/2" | 0.4 | 298 | 700 | 230 | 1.64 | 91 | 0.75 | 0.4HP Series |
| HE-6683B | 3/8" | 0.4 | 298 | 700 | 215 | 1.44 | 91 | 0.75 | 0.4HP Series |
| HE-6683C | 3/8" | 0.4 | 298 | 1300 | 215 | 1.44 | 91 | 0.75 | 0.4HP Series |
| HE-4041L | 1/4" | 0.4 | 298 | 3200 | 170 | 1.08 | 91 | 0.75 | 0.4HP Series |
| HE-4041M | 1/4" | 0.4 | 298 | 5200 | 170 | 1.08 | 91 | 0.75 | 0.4HP Series |
| HE-6683F | 3/8" | 0.4 | 298 | 18000 | 140 | 0.92 | 91 | 0.75 | 0.4HP Series |
Applications
Huien miniature air drills are perfect for precision tasks in tight spaces across multiple industries. Their versatility makes them ideal for drilling, tapping, and light assembly in electronics, automotive, furniture, and general manufacturing where maneuverability and reliability are key.
- Precision drilling and tapping in electronics and PCB assembly
- Light fastening and assembly in automotive interior and trim work
- Drilling in furniture, cabinetry, and woodworking applications
- Maintenance and repair in electrical panels and control systems
- Small part fabrication in metal, plastic, and composite materials
- General-purpose drilling and fastening in HVAC and appliance manufacturing
FAQ
Pneumatic drills are safer in environments with electrical hazards, do not overheat during prolonged use, and often offer higher power-to-weight ratios.
It is suitable for a wide range of materials including steel, aluminum, stainless steel, wood, plastics, PCBs, and carbon fiber composites.
The forward/reverse switch allows for tapping, removing broken taps or fasteners, and light screw driving/removal tasks, adding versatility.
Yes, its pneumatic motor can serve as a compact, reliable power source for customized automated drilling or driving stations.
Regular maintenance includes ensuring a clean, dry air supply, occasional lubrication of the air motor (if required), and inspection of gears and chucks.
It directs exhaust air and noise away from the operator’s face and work area, improving comfort and reducing perceived noise levels.