1. There is a certain degree of inclination between the fine fret file and the block, just grind the gradient of the product to protect your guitar . 2. Double-cut milling cutter, which can quickly remove material, is larger in size and can bevel the entire neck at one time. 3. 90-degree right-angle file for initial smoothing and flush filing 4. 35-degree angle bevel file for perfectly beveled fret ends before final finishing 5. File: Made of high carbon steel, hardness 60, ; 2-in-1 guitar frets Bevel file Luthier repair Maintenance Polishing tool Bevel flush file Colour:Wooden Material:Wood + carbon steel Package Contents: 1 * Guitar Fret File Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.