How do I make holes and openings in tile? With what tools?

Punching and opening holes in the tiles need to prepare: pistol drill, water, drill bit, the operation of the specific method described as follows:

1, first of all, the preparation of the tools to be used, see the figure below.

2, and then install the appropriate drill bit to the pistol drill, first in the tiles can be drilled for a while, as shown in the figure below.

3, the following need to put the drill into the water to cool down a little, see the picture below.

4, next you can continue to drill holes in the tiles, as shown in the figure.

5, the last tile on the hole, see the picture below.