Is there a way to cut glass without a glass cutter?

Is there a way to cut glass without a glass cutter?

For cutting glass without a glass cutter, a scribe will be your best option. These tools don't have a cutting wheel, but the tip of the scribe is extremely fine and can easily score glass. You should be able to purchase a carbide scribe at most large hardware stores or home-improvement stores.

What is the best saw to cut circles?

Table saws are used for making straight cuts in wood, but with a bit of patience you can use your saw to cut perfect circles too. Cutting a circle out of wood is usually done with a jigsaw and takes a very steady hand. A router is a more precise way to cut a circle, but it takes some time to set up a jig.