A good-quality diamond tip will help engrave your designs perfectly. And various sizes and shapes of diamond-tip bits will help create other effects and lines.
In addition to your diamond tip engraving tool, you will also need a good-quality rotary tool; this will help create more delicate details and lines in your designs. Different sizes and shapes of rotary bits will allow you to make other effects and sequences.
Apart from that, You will also need a few other essential tools, such as a good quality glass cutter, glass grinding bits, and polishing bits. These tools create different effects and finishes on your glass engravings.
With these essential tools, you will be able to create stunning and intricate glass engravings.