Description:
1.Each gauges has an ccurately radiused arc on both the top and bottom surfaces, and is shaped to fit easily under the strings.
2.Use the bottom curvature to determine your fretboard radius, and the matching top curvature becomes a reference for setting string saddle heights for best playability.
3.They're handy for matching pickup polepiece heights to the arc of the strings, too.
4. Precision laser-cut from .050" stainless steel, the set of nine gauges includes 7.25", 9.5", 10", 12", 14", 15", 16", 17" and 20" radius.
5.Laser cut from stainless steel
6.Top edges: used to determine the proper height adjustment for the bridge saddles
7. Bottom edges used to check radius of nut, fingerboard and saddle

Specification:
Color: Nickel
Material: Stainless steel

Package Included:
Set of 9 understring radius gauges (7.25", 9.5", 10", 12", 14", 15", 16", 17" and 20")
1 metal open nail