Electrical – How to cut glass mosaic tile that’s already installed

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I need extra outlets in my kitchen and in order to install a bigger junction box, I need to cut the glass tile that's already installed. Is it feasible and, if so, what's the most effective tool to use?

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Best Answer

I would probably start with an oscillating tool equipped with a diamond-tipped blade. That will allow you to make plunge cuts through the glass tile pretty easily:

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