Guitar Luthier Tools Fret Crowning File Leveling Grinding Fingerboard ProtectorFeatures:【Guitar Tool for Luthiers Kit】The package includes 1 file to crown the guitar fret, 1 ruler to level the guitar, 2 fingerboard guards, 2 grindstone. Specifications:【Fret file】 Made of stainless steel and with a rubber handle. With the same submission size on both 2 edges, a narrow threshold crowning file after alignment. Fits most fret specifications in the markets, such as electric guitar, acoustic guitar, bass, Ukulele, etc.【Threshold leveling ruler and handy】 made of stainless steel. The leveling ruler has 4 flat and straight edges that can help detect any discrepancies existing in the height of the thresholds. Guard fretboard designed to protect the guitar or bass of the fretboard from scratching or damage during folding and polishing.【Grindstone】Size: 10x1x1 cm; A professional tool for polishing saddles, nuts and frets. Specifications:Material: Stainless SteelColor: SilverFret File: 185*15*4mmLeveling Ruler: 10.5*5.1*0.2cmFingerboard Guard: 7.8*2.2/1.3*0.1cmGrinding Stone: 10x1x1cm Package List:1x Fret is your file1x Leveling Ruler2x Guard Fingerboard2x GrindstoneNotes: Colors may be slightly different for different monitors. Please allow slight deviation due to manual measurement.