DEEN battery operated mini router"illustration router"

[Product specifications]
Length: 150mm(body only)
Battery: AAA battery 2 pieces used
Diamond Chips 2 book included

Wood, metal, glass, leather, etc of the object's surface by cutting the letters and illustrations to
The pen size of the router.
Tools and daily necessities to them such as their real names made please help.

※Commercially available chip to use 2. 34mm axis of price.