Feature:1. The rangefinder is made of high-quality stainless steel, which is anti-rust and corrosion-resistant, and can be used for a long time2. Therangefinder can make necessary measurements and adjustments to stringed instruments3. This guitar repair kit can be used to change strings, set pitch, adjust movement or check string height4. Suitable for electric guitar, bass, banjo, mandolin and various stringed instruments5. Complete tools, you can operate it yourself, suitable for guitar enthusiastsSpecification:Item Type: Guitar Tools SetColor: Silver (Sander is cyan-blue)Material: Metal (except sander)Radius Gauge Specifications: 7.25, 9.5, 10, 12, 14, 15, 16, 17, 20Spacing GaugeScope of Application: Approx. 0.04 ~ 0.88mm / 0 ~ 0in Number of Blades: 32pcsMetric Dimensions (mm): 0.04, 0.05, 0.06, 0.08, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.25, 0.28, 0.30, 0.33, 0.35, 0.38, 0.40, 0.43, 0.45, 0.48, 0.50, 0.53, 0.55, 0.58, 0.60, 0.63, 0.65, 0.70, 0.75, 0.80, 0.88Inch Size: 0.0015,0.002,0.0025,0.003,0.004,0.005,0.006,0.07,0.008,0.009,0.010,0.010,0.011,0.012,0.013,0.014,0.015,0.016,0.017,0.018,0.019,0.020,0.021,0.022 , 0.023, 0.024, 0.025, 0.026, 0.028, 0.030, 0.032, 0.035.Package List:1 x Chord Height Ruler9 x Radius Gauge(9 Different Specifications)1 x Spacing Gauge 1 x Sander2 x Fret Gasket1 x Velvet Bag Note:There is some anti-rust oil on the feeler gauge to prevent rust, please dont worry