Description:1. Guitar measuring ruler, used to measure string height or bridge saddle height.2. Also used to measure saddle slot depth, fret slot depth (unbound fingerboards), nut height and pickup pole piece height.3. Has Fraction/Decimal/ Metric conversion chart on back.4. Measure faster and more accurately.5. Mini, portable, convenient to carry.Specification:Material: stainless steel/plasticColor: as shownSize: 8.8*5.5cmUsed to measure the chord distancePackage Contents:1 x Guitar Measuring Ruler