Understring Radius Gauges Set of 9, for bridge saddle adjustments URG-R

Understring Radius Gauges Made of acrylic., Obtain accurate measurements of your instrument's fretboard radius using the bottom radius of the gauge

Fretting – Guitar Tools International LLC

9Pcs Guitar Under string radius gauge Stainless Steel Guitar Builder luthier tools bass strings Repair Set Bass String Measure - AliExpress

13 Part Understring Radius Gauge For Guitar Bass Setup Premium Luthier Tools Kit

Luthier tool. Fret Board Under string Radius Gauge Set. Extra Wide Width for 3 9/16 or less fretboards

Basic Setup Kit for Guitar Setups - Guitar Flipper™

Schaller Bass Bridge 3D-4 Model 4 string Gold 12130500 – Guitar Tools International LLC

My low E guitar string broke. I'm currently fixing it but the notch is wiggling. Is this bad? Do I need professional help? - Quora

Luthier tool. Fret Board Under string Radius Gauge Set. Extra Wide Width for 3 9/16 or less fretboards

9 Radius Gauge Luthier Tools for Bass Electric Guitar Setup Radius Mea – US BigTeddy