Modeling: geometric
Drive mode: electric
Length x width x height: 88*88*154 (mm)
Product material: ABS, POM
Sharpening diameter: 6.5mm~8.5mm
Lithium battery: 2000mAH 3.7V
Charging method: Micro USB charger

Alloy steel spiral hob
Customized spiral cutter core according to the sharpening angle of gold
The cutter core and the reel rotate at the same time and it is not easy to jam
The cutter core is made of alloy steel, which can easily sharpen the pen, not break the core, and is durable