Insert the drill bit or hole saw into the chuck of the drill motor.
How to drill through aluminum siding.
Equip a power drill with a masonry drill bit for small holes or a carbide hole saw for larger holes preferably a saw designed for use with fiber cement siding.
Turn the drill on and drill through the mark while applying gentle pressure.
Step 5 release the siding when the drill bit is through it and apply pressure to the drill to continue drilling through the surface behind the siding.
Drill only through the exterior siding.
Apply light pressure to the back of the drill motor.
Do not tilt the drill up down or to either side.
Aluminum siding contracts and expands like most other products which can lead to problems down the road.
When the siding moves from heat and cold it will rub and can slowly take the insulation off the wires.
How to drill a hole through aluminum siding step 1.
Hold the drill so the bit enters the siding straight and horizontally.
Once the bit reaches the boxing.
If you notice the aluminum siding.
Place the drill bit on the mark made in step 1 and slowly work the bit through the siding by pulsing the drill.