This nut is made by Canada Graph Tech company,and their famous nut are used for many famous guitar brand:Fender,Gibson,Taylor.....

TUSQ XL increases tuning stability so you can play harder, faster and longer.

Designed to boost guitar performance, TUSQ XL is precision engineered and specially formulated to bring out the hidden harmonics and richness in every note. TUSQ XL is based on the highly resonant TUSQ man made ivory, but impregnated with Teflon to improve the tuning performance of the guitar.