Intelligent Grinding Pen MaAnt D1 Smart Electric Sharpening Mini Speed Pen Carve

MaAnt D1 Intelligent Charging Grinding Pen USB Grinder Engraving Pen for Phone CPU IC Polishing Lattice Cutting Tools

Feature: 
1. Speed 5000/10000/18000 3 Option
2. Suitable for 2.35mm bit
3. Long Time Operating over 1 hour during no load
4. Automatic Shut Off When Fully Charging

Application
1. Polishing
2. Metal
3. Beeswax
4. Wood
5. Porcelain
6. Mainboard BGA IC .