In this video we drill a hole using a spear shaped glass drill bit.
How to drill a glass door.
Step 4 drill the holes to the final size using the electric drill.
Periodically stop the drill and gently clear the glass dust from the hole with compressed air.
Countersink the holes using the correct size of countersink drill bit this will allow the head of the screw to sink into the fiberglass and sit flush.
Drilling holes in the double pane glass is the first step to removing the condensation by allowing air to access the area.
Drilling into tempered glass requires special diamond drill bits in order to cut through the dense glass.
To drill holes through glass start by attaching a small piece of tape or cardboard to the glass where you want to drill the hole which will prevent the drill bit from slipping.
Add more lubricating oil as needed to keep the drill point cool.
Stop and replace the drill bit with the next size larger carbide tipped bit then continue drilling lightening up the pressure on the drill with each bit change.
The procedure can be long depending on the thickness of the glass and the drill bit needs constant lubrication in order to make it through the glass.
If the window is actually dirty or streaked in between the glass you ll have to drill a hole in the window.
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Here is a simple way to drill glass.
You just stick a standard drill bit in your drill and pull the trigger.
I drilled a few bottles to make a lamp.
Then insert a diamond drill bit into a drill and position it over the spot you want the hole to be in.
Making holes in soft materials like wood is easy.
Anytime you drill into a window you run the risk of breaking the glass or damaging the window.
Step 1 install a 3 8 inch diameter glass cutting bit into a power drill or a hand held oscillating tool.
Assuming you have a modern vinyl window the bottom is the least conspicuous place to drill.
But use this approach on harder materials like metal masonry glass or tile and you ll waste time ruin drill bits and even wreck your workpiece.