You can obtain further recipes by crafting turn in items for master recipe books (there are 2). You can always obtain some higher level tools via these turn ins.
The npc for this, Talan is in Revenants tol.

The basic level 50 class equipment however, is crafted by various DoH. As such if you cant make it yourself you will have to either find a crafter or purchase them off the market board.

As for more detailed information; http://ffxivrealm.com/guides/?tag=crafters