Introduction
This user manual provides essential information for the safe and effective operation of your HSKAI Professional Cordless Electric Nail Drill Kit, Model Pro AOL05. This device is designed to assist with various nail care tasks, including shaping, filing, buffing, cuticle removal, callus reduction, and treatment of thick toenails, offering salon-quality results in a home setting.
Safety Information
Please read and understand all safety instructions before using the device. Failure to follow these instructions may result in injury or damage to the product.
- Clean Drill Bits Regularly: After each use, soak bits in acetone (or other approved cleaners) for 5 minutes, then scrub with a toothbrush to maintain hygiene.
- Professional Use Only: Do not operate on yourself or others without proper training and supervision.
- Ensure pets remain calm and cooperative during use to prevent injury.
- Keep Out of Reach of Children & Pets: Store the nail drill and accessories securely when not in use.
- Always Wear Safety Goggles: Protect your eyes from debris and dust during operation.
Package Contents
Verify that all items listed below are included in your package:
- HSKAI Electric Nail Drill Device (Model Pro AOL05) x 1
- Premium Nail Drill Bits x 10 (various types for different applications)
- Sanding Bands:
- Red 80-Grit Bands x 21 (for fast nail shaping and thick/callus removal)
- Black 150-Grit Bands x 7 (for detailed grinding and acrylic/gel nail prep)
- White 240-Grit Bands x 7 (for gentle natural nail care and smooth polishing)
- USB-C Charging Cable x 1
- Storage Bags x 2 (1 for the machine, 1 for accessories)
- Cleaning Brush x 1
- User Manual x 1

Product Overview & Features
The HSKAI Pro AOL05 is designed for efficiency and user convenience, featuring:
- Cordless and Rechargeable Design: High-energy-density battery provides up to 10 hours of operation time with a 1.5-hour quick charge. Ideal for travel and home use.
- 10 Speed Adjustments: Progressive speed settings for precise control on various nail types.
- Dual Rotation Settings: Clockwise and counter-clockwise rotation for versatile use.
- Innovative LED Display: Clearly shows battery status, current speed, and rotation direction.
- Integrated LED Light: Illuminates the work area for enhanced visibility during use.
- Upgraded Powerful Precise Motor: Engineered for durability and efficient performance.


Setup
1. Charging the Device
Before first use, fully charge the nail drill. Connect the provided USB-C charging cable to the port at the bottom of the device and to a 5V power source (charger not included). The LED display will indicate battery status during charging.
2. Inserting and Changing Drill Bits
The HSKAI Nail Drill Machine uses standard drill bits. To insert or change a bit:
- Ensure the device is turned off.
- Gently pull out the currently installed drill bit (if any).
- Insert the desired drill bit firmly into the opening until it is securely seated. Do not force the bit.
- Verify the bit is installed correctly, leaving a small, consistent distance between the bit and the device body.

Operating Instructions
1. Power On/Off
Press and hold the power button (usually the bottom-most button) to turn the device on or off. The LED display will activate upon power-on.
2. Adjusting Speed
The device features 10 progressive speed adjustments. Use the '+' and '-' buttons (or similar controls) to increase or decrease the rotation speed. The current speed level will be shown on the LED display.
3. Changing Rotation Direction
Press the 'M' (Mode) button to switch between clockwise and counter-clockwise rotation. The LED display will indicate the current rotation direction (L for left/counter-clockwise, R for right/clockwise).
4. Using the Integrated LED Light
Press the light bulb icon button to turn the integrated LED light on or off. This light helps illuminate the nail area for better precision.

5. Application Guide for Drill Bits and Sanding Bands
Select the appropriate drill bit and sanding band for your specific nail care need:
- Red 80-Grit Bands: Ideal for fast nail shaping and effective removal of thick nails or calluses.
- Black 150-Grit Bands: Suitable for detailed grinding and preparing acrylic or gel nails.
- White 240-Grit Bands: Designed for gentle natural nail care and achieving a smooth, polished finish.
- Various Drill Bits: Use different shapes and grits for tasks such as cuticle removal, buffing, and precise detailing. Refer to the included drill bit instructions for specific bit functions.


Maintenance
1. Cleaning Drill Bits
As mentioned in the safety information, regularly clean drill bits after each use. Soak them in acetone or an appropriate cleaner for 5 minutes, then scrub with a toothbrush to remove debris and maintain hygiene.
2. Device Cleaning
Wipe the body of the nail drill with a soft, dry cloth. Do not immerse the device in water or any liquids. Use the provided cleaning brush to remove any dust or nail debris from the device's head after changing bits or after use.
Troubleshooting
If you encounter any issues with your HSKAI Professional Cordless Electric Nail Drill Kit, please refer to the following common solutions:
- Device Not Turning On: Ensure the device is fully charged. Connect it to a 5V power source using the USB-C cable and allow it to charge for at least 1.5 hours.
- Reduced Performance: Check if the drill bit is securely inserted. A loose bit can affect performance. Also, ensure the drill bit is clean and not worn out; replace if necessary.
- Unusual Noise or Vibration: Turn off the device immediately. Check the drill bit for proper insertion and ensure it is not bent or damaged. If the issue persists, discontinue use and contact customer support.
- LED Display Not Working: If the device is otherwise functional, try restarting it. If the display remains unresponsive, contact customer support.
Specifications
| Feature | Specification |
|---|---|
| Brand | HSKAI |
| Model Number | Pro AOL05 |
| Product Dimensions | 0.83 x 0.83 x 6.61 inches |
| Item Weight | 3.53 ounces (0.1 Kilograms) |
| Power Source | Battery Powered |
| Battery Type | 1 C battery (included) |
| Voltage | 5 Volts |
| Material | Acrylonitrile Butadiene Styrene (ABS), Stainless Steel |
| Speed Settings | 10 progressive speed adjustments |
| Rotation Direction | Clockwise and Counter-clockwise |
| Charging Time | Approx. 1.5 hours |
| Operation Time | Up to 10 hours |
Warranty and Support
For warranty information, technical support, or to purchase replacement parts, please contact HSKAI customer service through the retailer where the product was purchased or visit the official HSKAI website. Please retain your proof of purchase for warranty claims.