Glass Engraving Pen 1.Using like a pen 2.tip is made of natural diamond. 3.engraving words,scribing pattern. Glass Engraving Pen (1) From the pictures,you can see it looks same as a pen,so easy to hold and use.(2) we choose high quality natural diamond,so the engraving effect is very prefect.(3) can engrave words,scribing,petterns on glass.china,metal plate etc.Also can custom-made for your ...