Putting down the T-Square

A phrase for when a drafter has simply had enough of drafting and simply cannot manage to draft another line

Person 1: Hey bro, I need some plans drawn up for a new house we are building
Person 2: I’m Sorry bro, but I am putting down the T-Square
Person 1: Oh No! Will you ever return???
Person 2: I don’t know, maybe I will, maybe I wont. Drafting is hard work sonny