Stringed Instrument Accessories -Guitar Luthier Measuring Tool 9 Understring Radius Gauge and 1 String Action Gauge Ruler Measuring Tool Highlights brand generic Guitar Luthier Measuring Tool 9 Understring Radius Gauge and 1 String Action Gauge Ruler Measuring Tool Description : Made of high quality steel, durable and not easy to rust or scratch Suitable for measuring all kinds of electric guitar, electric bass, acoustic guitar, acoustic guitar, electric guitar neck Applied to measure the radius of the fret board, the saddle radius, nut radius from top or bottom radius surface Perfect for measuring string height, frets, nuts, saddle and other parts of a guitar Suitable for designers, engineers and mechanics, music lovers. Specification: Material: Steel Length: About 42cm/16.54inch Package Include: 1 Set Guitar Luthier Measuring Tools Note: Colors may be different due to different monitor display. Please allow slight size difference due to manual measurement.