It has a wide range of applications, from metals to plastics.
It is easy to use and convenient, just like a knock-type ballpoint pen.
The lead is made from specially processed microscopic diamonds, allowing you to write with a consistently sharp diamond crystal surface.
There is no directionality, and you can freely change the thickness of the lines you write by adjusting the amount of pressure you use. Product name: D-Pen
Color: Gold
Usage:
Glassware, glass plates, stained glass, optical lenses
Ceramic packages for semiconductor integrated circuits
Semiconductor materials such as substrates
Pottery and ceramics
