1Guitar fret grinding file: made of stainless steel, with ergonomic rubber handle for comfortable holding. which is applied to narrow guitar fret grinding after leveling. 2Fingerboard guards: prevent your guitar or bass fretboard from scratching or being damage while filing and polishing. 3Fret rocker leveling tool: flat edge made of stainless steel and has 4 flat and straight edges, which can indicate uneven fret heights and ensure the final height. 4Comes with sanding paper, help you to adjust the high of guitar saddle and nut, you can use it to polish the guitar fingerboard, fret, side, strings etc. And it also can be cut to pieces. 5The folk guitar tool set includes, 1 Piece Fret Grinding File, 1 Piece Fret Rocker Leveling Tool, 2 Pieces Fingerboard Guards, 9 Sheets Sanding Paper, simple installation and easy disassembly.