5 Kinds of guitar repair tool:
All the gauges are in different scales for satisfying your diversified needs, you can use them to measure your guitar according to your own requirements. A great combination of measuring tools for electric guitar, acoustic guitar, bass, banjo and folk guitar, etc.

Specifications:
Material: stainless steel
Guitar neck ruler :
Application: Good for synthesized 25.5 inch and 24.75 inch scale guitar or other 6 string instruments.
String action gauge ruler:
Application: measuring string height, frets, nuts, saddle, and other parts of a guitar.
Fret rocker:
Application: the fret rocker can span over 3 frets and can check if frets are on the same level
Understring radius gauges:
Application: Fit all kinds of electric guitar, electric bass, acoustic guitar, acoustic guitar, electric box guitar fretboard measured in radians, to adjust the strings piano code
32 Blades Feeler Gauge:
Measuring range: 0.0015 inch/ 0.04 mm to 0.035 inch/ 0.88 mm
Application: guitar common spacing chord distance measure tool

Package includes:
9 x Understring radius gauges
1 x Guitar neck notched straight edge luthiers tool
1 x Fret rocker
1 x String action ruler
1 x Feeler Gauge