DescriptionGuitar luthier tool set includes: guitar fret crowning file, fingerboard guard and guitar fret rocker leveling, sand paper, great tools for luthiers, guitarists, and many DIY fret work.FeaturesColor: As shown Material: Metal Size: 28 x 23 x 0.1cm Guitar luthier tool set includes: guitar fret crowning file, fingerboard guard and guitar fret rocker leveling, sand paper, great tools for luthiers, guitarists, and many DIY fret work. Guitar fret crowning luthier file: made of stainless steel, with ergonomic rubber handle for comfortable holding. Fingerboard guards for protecting your guitar or bass fretboard from scratching or damaging while filing and polishing. Flat made of stainless steel and has 4 flat and straight edges, which can indicate uneven fret heights and ensure the final height. Comes with a piece of sand paper, let you can adjust the high of your saddle and nut anytime, you can use it polish the finger board, fret, side, strings etc.