Features 1、Fret file has 3 edges, narrow fret crown file after leveling. Fit for most fret specification in markets like electric guitar, acoustic guitar, bass, ukulele etc. 2、The fretboard guard designed to protect your guitar or fretboard bass from scratches or damage when filing and polishing. 3、The fret rocker has 4 smooth, straight edges, which can help your detect any discrepancy that exists at the height of the frets. 4、Grinding stone is professional tool for polishing saddle, nut and frets. 5、Practical tools for guitar fret polishing. Specifications: Are you looking for a professional but affordable guitar luthier tool? The guitar luthier tool kit includes fret file, fingerboard guard, fret rocker and grinding stone. Practical tools for guitar fret polishing. Features: Fret file has 3 edges, narrow fret crown file after leveling. Fit for most fret specification in markets like electric guitar, acoustic guitar, bass, ukulele etc. The fretboard guard designed to protect your guitar or fretboard bass from scratches or damage when filing and polishing. The fret rocker has 4 smooth, straight edges, which can help your detect any discrepancy that exists at the height of the frets. Grinding stone is professional tool for polishing saddle, nut and frets. Practical tools for guitar fret polishing. Specifications: Material: Stainless steel Item Size: Fret File: 195 * 10mm / 7.68 * 0.39in Fingerboard Guard: 78 * 13mm / 3.07 * 0.51in, 78 * 22mm / 3.07 * 0.87in Fret Rocker: 105mm / 4.13in Grinding Stone: 100 * 11mm / 3.94 * 0.43in Package Weight: 400g / 14.11ounces Package Size: 200 * 50 * 30mm / 7.87 * 1.97 * 1.18in Packing List: 1 * Guitar Fret File 2 * Fingerboard Guard 1 * Guitar Fret Rocker Leveling 1 * Orange Grinding Stone 1 * Green Grinding Stone Package List 1 * Guitar Fret File 2 * Fingerboard Guard 1 * Guitar Fret Rocker Leveling 1 * Orange Grinding Stone 1 * Green Grinding Stone