01 / 05D-102 Cordless Electric Engraving Pen
rotary · Model D-102
D-102 Cordless Electric Engraving Pen
Cordless pen-style rotary tool for engraving, polishing, grinding and detail work.
The D-102 electric engraving pen is a compact and powerful mini rotary tool designed for precision engraving, polishing, and DIY applications. Equipped with a high-speed 18000RPM motor and 3-speed adjustable control, it delivers stable performance for working on metal, glass, wood, plastic, and jewelry.
Featuring a lightweight aluminum alloy body (only 40g), this cordless engraving tool ensures comfortable one-hand operation and high accuracy. The Type-C fast charging system supports full charge in about 30 minutes and allows use while charging, improving efficiency for continuous tasks.
- Torque / mode
- 3 speeds
- Speed
- 18000 RPM
- Configuration
- 30 accessories
- Material
- Aluminum alloy
- Best for
- Engraving & polishing
- Starting MOQ
- 500 pcs
Samples are typically available in 3–5 days. Product-specific specifications and compliance documents can be confirmed before ordering.
Technical specifications
- Model
- D-102
- Product Size
- 119 × 16 mm
- Net Weight
- 40 g
- Package Weight
- 200 g
- Packaging Size
- 200 × 133 × 33 mm
- Rated Voltage
- 3.7V / 4V (DC)
- No-load Speed
- 18000 RPM
- Max Torque
- 55 g·cm
- Battery Type
- Polymer Lithium Battery
- Battery Capacity
- 300 mAh
- Charging Port
- Type-C
- Charging Input
- 5V-1A
- Charging Time
- ~30 minutes
- Working Mode
- Can be used while charging
- Speed Levels
- 3-speed adjustable
- Motor Type
- Carbon brush motor
Product highlights
- Ultra-Lightweight & Portable
- Only 40g, pen-style design
- Easy one-hand operation
- Perfect for precision work
- LED Smart Indicator System
- Displays speed levels clearly
- Enhances user control and accuracy
- One-Button Smart Control
Applications
- Jewelry engraving & customization
- Glass etching and marking
- Metal surface engraving
- Wood carving and DIY art
- Plastic trimming and polishing
- Electronic repair fine polishing
- Personalized gifts engraving
Package and configuration notes
- Electric Engraving Pen × 1
- USB Type-C Charging Cable × 1
- 2.35 × 45mm Grinding Bits × 30 PCS
- Grinding heads can be customized:
- Shapes: fully customizable combinations
- Materials:
- High-speed steel
- Tungsten steel
- Carbon steel (45#)
- Non-metal (polishing, rubber, cutting)
Supply and customization
- Logo: laser engraving or silk-screen printing
- Housing color and button finish
- Retail box, tool case, manual and labels
- Bit or accessory combination
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