What machines,Arks and fastners i should be aware of ?
and what skills are needed for progessing?
Drilling is simple task to make hole on surface so you may fill ot with something or with whom you want to join some more layers or something. but yes surface are many kind so there are drilling machine very kind. so you must have knowledge and skills regarding to that kind of surface and the machine that going to use for drilling.
here with this link you may find theory
here with this link you may find machines
here with this link you may find tools or accesories that used for drilling.
and same apply fabrication as well its also one kind of cutting process.