The D-102 electric engraving pen is a versatile and portable mini rotary tool kit engineered for precision engraving and DIY applications. Designed with a high-speed 18000RPM motor, it provides consistent power for engraving on metal, glass, wood, plastic, and jewelry.
This cordless engraving tool features a durable aluminum alloy body combined with an ABS shell, ensuring both strength and lightweight performance. The pen-style structure allows for precise control, making it suitable for detailed engraving, polishing, drilling, and carving tasks.
With a built-in 300mAh lithium battery and Type-C fast charging, the device supports continuous operation and can even be used while charging. The 3-speed adjustable system enables users to switch speeds easily, adapting to different materials and working conditions.
The included 30-piece grinding bits enhance its functionality, making it a complete mini rotary tool kit for professional and commercial use. It is especially suitable for wholesalers, eCommerce sellers, and brands looking for OEM electric engraving pen solutions.
Key advantages:
- High-speed 18000RPM performance for precise engraving
- Lightweight (40g) and portable pen design
- Multi-material compatibility: metal, glass, wood, plastic
- Cordless engraving tool with Type-C fast charging
- 3-speed adjustable control for flexible operation
- Complete mini rotary tool kit with 30 accessories
- Full OEM/ODM customization support








