Stringed Instrument Accessories -Luthier Repair Tool Nut Grooving File Highlights Generic Brand Luthier Repair Tool Nut Grooving File Description: 100% brand new and high quality. 1Set of 13 string sizes, perfect for filing string slots in nuts. With the longer shaft length, it makes them easier to handle for filing chain slots. Easy grooving and filing of nuts. Material: Stainless Steel Size Chart: Each Rod Length: Approx. 55mm / 2.16inch Diameter: 0.4mm-1.6mm as shown in the pictures Package includes: 1 set of 13 chain saw rods for grooving nuts Note: These files are made of thin metal, made of especially the smaller ones that can bend easily and require slow work for smoother pitches. All dimensions are measured by hand, there may be small deviations. Color may vary slightly due to the color setting of each individual monitor.