There is not a connection between Toskë and Tuscans.
The names Tuscany, Tuscans, Etruscans derive form Latin word tuscus, (probably from TURS, cfr Greek Tyrsēnoi/Tyrrēnoi). Tuscus is not an Etruscan word, and Etruscans called themselves Rasenna, not Tusci.
The name Tosk, (Albanian toskë), was...