GOODCHI Guitar Nut File Made of High Quality Steel Maintenance Supplies Guitar String Groove Polishing Tool File String Instrument Parts Compatible

Ships from Japan [Set contents] Contains 13 round files and 1 flat file. [Abrasive files in various sizes] We have 13 types of files in various sizes, from 0.4 mm to 1.6 mm. The polishing length is 25 mm, which is long enough for polishing work. 【High Quality Material】Made of high quality steel, it is the perfect tool for grooving wire into nuts and bridges. [Easy to use] The round file can be used to polish the string grooves and give them a smooth finish. The long shaft design makes it easier to handle when filing grooves. It also features quiet operation. A flat file can be used to sharpen the nut and the bridge of your guitar. [Compatible with a wide range of stringed instruments] This product is compatible with a variety of stringed instruments, such as guitar, mandolin, bass, ukulele, banjo, etc. Ideal for filing the string grooves of nuts.