Good Material: guitar fret file, made of stainless steel, rugged construction, long lifetime, sturdy wooden handle, comfortable to grip. 4 Size s: 1mm slot for extra narrow frets, like ukulele; 2mm slot for medium frets, like guitar, bass, banjo; 3mm & 4mm slot for jumbo frets. Fingerboard Guard: fingerboard protector, used to prevent musical instrument fretboard from scratch or damage in filing and polishing. High Efficiency: diamond grits design, which ensures it is effortless, , fast to shape the frets into a , even, rounded shape. Convenient Guitar Repair Tool: portable, lightweight guitar fret file, suitable to finish the frets, for easily, accurately playing chords. Color: Log Color Material: metal wood Package Contents: 1 x Edge file 2 x protective sheets Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.