15000rpm Adjustable 3 Speeds Electric Grinder Drill Rotary Grinding Machine USB Engraving Pen with Drill Bit Hand Tool

Specification:

Input voltage: 5V/2A

Output power: 30W

Speed: 5000-15000r/min

Clamping diameter: 0.5-3.2mm

Collet size: 1.0, 1.5, 2.0, 2.5, 3.0

Size: about 168x25mm

Suitable for: grinding, polishing, deburring, engraving, dust removal, drilling, etc.

Package Included:

1 electric grinder

5 brass collets (1.0, 1.5, 2.0, 2.5, 3.0)

3 grinding heads

6 grinding pins

1 miniature wrench

1 USB cable