UNDERSTRING RADIUS GAUGES - 10 Radii Flip Over Set

Under-string gauge guitar tool for comparing the radius on normal and compound radius fretboards. The design allows for easier gauging of the fretboard by inserting from the side of the neck.
 
The understring gauges are retained on a pin which provides for quick selection and progression through the different radii by flipping around until the correct understring gauge size is found. 10 separate gauges are included:- 7.25", 9.5", 10", 12", 14", 15", 16", 17", 18", 20".
 
Precision engineered from durable stainless steel.
 
TYPICAL USE
Evaluation of fretboard radius with strings on.
Checking fretboard radius during sanding.
Checking fret radius before pressing.
Adjustment of string heights to match fretboard radius.
Pick up pole adjustments to match fretboard radius.
 
Please see the featured post for additional information and guidance on use.