Porcelain Tile Drill Bits

Which of the following best describes your tile drilling needs?

1) I need to drill a few small holes in tiles in my bathroom...

2) I'm doing a one-off job in a bathroom or kitchen and need a kit for popular hole sizes, without breaking the bank! ...

3) I'm a professional, wanting to drill fixing holes in hard tiles, with easy start-up...

4) I'm a professional, drilling holes in tiles regularly and I want the longest life, lowest cost-per-cut solution available!