1、The product includes a leveling bar, four sandpapers and two spacers. The leveling bar is made of aluminum alloy material, rust-proof, strong, and fine workmanship 2、There are self-adhesive sandpaper strips on the four sides (400, 600, 1000, 1200 coarse sand), which can meet your different polishing needs 3、The leveling bar itself comes with four different self-adhesive sandpapers, which can achieve different degrees of polishing 4、Gasket is used for polishing and maintenance of fingerboard fret to protect the fingerboard from damage 5、An important addition to the guitar maintenance kit, used for sanding or polishing. Suitable for the leveling of frets of electric guitars, acoustic guitars, electric basses, etc. 1 x Leveling Bar4 x Sandpaper2 x Gasket Item Type: Guitar Fret Sanding Leveler BeamMaterial: Aluminum alloy + imported sandpaperLeveling Bar Size: Approx. 15 x 4 x 2.8cm / 5.9 x 1.6 x 1.1in