As it stands, banking, the black lion trading company, and the mystic forge all have permanent tools which allow you to access then from anywhere. It would be awesome if, as a reward for reaching lv400 in a crafting profession, to receive some sort of master toolkit for that profession, which would allow you to access a crafting station from anywhere.
Brom Svánigandr – Druid
Nemata Sapshield – Dragonhunter
Lillian Estre – Tempest