Wellrun 9Pcs Under String Radius Gauge Set,Guitar Gauge,Fretboard Measurement Tool for Bass & Musical Instruments

Innovative under-string design: The unique T-shaped profile slides easily beneath strings, allowing quick radius measurement. This streamlines setup, eliminating the need to detune or dismantle instruments. Precision fretboard measurement: Accurately gauge fingerboard, saddle, and nut radii from 7.25" to 20" without removing strings. This 9-piece set ensures precise string action alignment for optimal playability on guitars, basses, and mandolins. Durable metal construction: Made from robust metal with a sleek silver finish, each gauge is built to last. Resistant to wear and flex, these tools provide reliable accuracy for workshop or home use. Comprehensive 9-piece kit: Includes 9 essential radius gauges covering standard and niche curvatures (7.25", 9.5", 10", 12", 14", 15", 16", 17", 20"). Perfect for maintaining accurate setups on various stringed instruments. Versatile luthier tool: Suitable for professional luthiers and home musicians, these gauges help optimise action height, reduce finger fatigue, and ensure smooth intonation. Compact and easy to store, an essential addition to any instrument repair kit.