【3-in-1 Fret File】The Fret File have 3 angles, 3°, 23°, and 35°, to safely file the edges of strings on guitars and other stringed instruments burrs.
【points for attention】 Avoid damaging the fingerboard with excessive force. Before use, please put a layer of textured paper on the fingerboard to protect it.
【Instructions for use】Choose the angle and tighten the two screws, First use a 3° angle for filing, fret budding, flush filing or tang removal, Then choose the 23° angle for secondary grinding. If you need a more beveled angle, you can use the 35° angle for grinding.
【Maintenance methods】 After each use, clean the debris with a brush and then wipe the file with oil or protective agent to prevent rusting.
[Need to note] Each product will have different patterns on the surface, because the texture of the wood itself does not affect normal use.