String Instrument Measuring Gauge String Instrument Measuring Gauge Features: Multifunctional tool for measuring fret crown height, pickup polepiece height, nut height, fret slot depth (unbound fingerboards), bridge saddle height, saddle slot depth, and string height. Dual-sided ruler providing measurements in both metric and imperial units. Crafted from stainless steel with a matte black finish, ensuring no reflection when reading scale data. Enhanced with a new function for measuring fret height with a large notch size accommodating all frets available on the market. High precision etched contour, arc-shaped edges for comfort, and precise scales for accurate measurement. Lightweight, compact design for easy portability. Includes a high-grade leather storage bag for added protection. Specifications: Material: Stainless Steel (SS) Item Size: 91 x 51 x 0.55 mm / 3.58 x 2.01 x 0.02 in Item Weight: 22 g / 0.78 oz Package Weight: 37 g / 1.31 oz Package Size: 9.7 x 6.4 x 0.7 cm / 3.82 x 2.52 x 0.28 in Packing List: 1 x String Instruments Gauge 1 x Leather Storage Bag 1 x Manual (English)