Quote Originally Posted by Trevor Davies View Post
This is my rough (pre-setup) guide before the strings are on. It is also the height of the nut slot above the fretboard (not above the first fret). It probably leaves the E quite close to 0.35 mm above the first fret.

They will need more precise filing with the final setup.
Ah, I see. Now that you explained your method, I get it.
Did you measure the actual height of the first fret before using the 1.7mm depth? Fret height will vary and you don't want to get caught short (or deep in this case! )