Casting tight loops are is actually pretty simple in theory. Line and loop shape are primarily dictated by the path the fly rod tip takes during the cast and after the stop. The line does not follow the rod tip exactly - but for the purpose of this exercise that’s what we need to be thinking about.
In this hr long live fly rod building video Norbert covers all the steps and answers questions about building a fly rod from our Bandit 'Ready To Wrap' Fly Rod Building Kit.