The only tools needed are a glass circle cutter with a suction cup and an ordinary hand held glass cutter.
How to cut circle in glass door.
Cut a hole in glass for a cat or dog door duration.
Make your first cut line by coming in from one side follow the circle around and off the opposite edge.
Do not rush this step because precise measuring will result in a precise cut.
A how to video showing how to cut glass circles using the st 210 precision circle cutter.
Using the black permanent marker with an even hand and trace the outline of the hole you wish to cut.
Freehand cut glass circles in textured stained glass duration.
Measure your cutting area.
You will want to get some running pliers they make the job lots easier.
If you are going for a large hole use a yard stick.
Running pliers are pliers with a concave and convex jaw they are made to bend the glass and cause it to break at the score.
Lay out your glass on a sturdy table and use the ruler to measure across the glass.
Freehand cut glass circles in textured stained glass duration.
Learn the easy way to cut perfect circles out of plate glass for art projects making a glass tabletop glass coasters or for repairing round windows.
Put some linoleum or newspaper underneath to cushion it from the pressure.
After you start the score use a small screw driver and tappity tap tap on the score all the way down.
Your glass cutter tool will have measurements written on the arm so you can place the cutting wheel at the desired radius.
The technique is quick and easy to learn.
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Turn a ceiling fan into a wind turbine generator.
Watch the video to see how it is done.
Remember that the radius is half the diameter of a circle so your circle will be twice as wide as the radius you set.