4Pcs Guitar Fret Polishing File Leveling Tool Electric Bass Acoustic Guitar Guitar Neck Guard Protector Luthier Repair Tool Musical Instrument PartsFeature:1. Align the partial threshold to solve the noise problem;2. The fret leveler guitar itself is equipped with four different adhesive sandpapers (400 #600 #1000 #1200#), which can achieve different degrees of polishing;3. File, used to polish and repair the fret of the guitar's neck;4. The gasket is used to polish and maintain the fretboard fret to protect the fretboard from damage. Specification:Material: Aluminum Alloy, Stainless SteelFile: 18.5x1.5x0.4cm/7.28x0.59x0.16inFret Guitar Level: 15x3.8x2.5cm/5.91x1.5x0.98inLarge Gasket: 7.8x2.2cm/3.07x0.87inSmall Gasket: 7.8x1.2cm/3.07x0.47inApplicable Musical Instruments: Electric Guitar, Electric Bass Guitar, Acoustic Guitar, Electric BoxNote:1. Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3mm measurement deviation due to manual measurement. 1 X Guitar Fret Level2 X Gasket1 X File