Should nut slots be cut V-shaped, or semi-circle?

Should nut slots be cut V-shaped, or semi-circle? guitar nut slot When I pull the string quite hard afterwards, it's almost back in tune Could it be that the nut slots are too narrow for the thicker strings guitar nut slot files The term Nut comes up frequently when reading about guitar specs Every guitar Any good luthier will lower the nut slot heights as they lower the frets

guitar nut slot files If you want your guitar to play as well as it possibly can do, addressing the nut slots is a vital

guitar nut slot Sized to match diameters of the most common acoustic and classical guitar strings, they are available individually Each is 6 overall with a 4 12 cut length  Maybe I'll have to replace the nut when I get the slot even but functionally the nut is performing better than any on this guitar so far,