Guitar nut?

Question:which type of guitar nut will give you the best sustain?

Best Answer - Chosen by Asker: which type of guitar nut will give you the best sustain?

Probably brass. But that assumes its been well anchored in the nut slot and the string grooves are nice and smooth and allow the string to be well coupled to the nut.

Even then, the construction of the neck and body and how they couple to each other will have a much greater effect on sustain.

hardwood like maple

the most expensive one

BONE