Fit for burnishing the guitar fret to make the surface smooth and resistant to corrosion. The product is made of high-quality 6061 aluminum with oxidation blasting treatment and covered with a protective film to prevent scratches. Includes four types of grit paper: 400, 600, 1000, and 1200 to meet various needs. Suitable for electric guitar, acoustic guitar, and other stringed instruments. Two-in-one luthier tool the fret leveling beam is designed for both fret beveling and leveling. A practical assistant tool for luthiers and guitarists. Package includes 4 extra adhesive grit papers to extend the life of the fret beam. Comes with 2 fretboard protectors: one wide and one narrow. Helps prevent scratching or damaging the guitar or fretboard during filing and polishing. Fret Leveling Beam size: 15 x 3.8 x 2.5 cm Item weight: 134g / 4.73 oz Fretboard Protector Size: 78 x 22 mm, 76 x 13 mm Fret Crowning Size: 18.5 x 2 cm Note: The guitar neck shown in the image is not included. Color: brown Material: Aluminum alloy + stainless steel Package Contents: 1 x Guitar Fret Beam 4 x Extra Grit Paper 2 x Fretboard Protector 1 x Fret Crowning Tool Only the above package content, other items are not included. Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.