Aluminum plate next to the edge of the edge, to wear a hole, put a small pipe down.
What kind of drilling is good?
Edge and aluminum plate are already installed up.
Unloaded, cut a hole on the line, simple
Drill with a pistol on the line
In general, with a large scissors to get, do not need a very professional tool
After the tube was passed, it would be better to hit the seal around the hole
Very simple, find a sucker, the kind of children's toys or with a sucker function hanging hook, it is easy to remove the aluminum plate off, that will not be damaged, put on the table how to drill how to drill.