Description: With simple structure and each side grinding design, the sill file is easy and convenient to operate, grind and polish. If your left and right side of your guitar fret are not smooth and make you feel uncomfortable, then you can use our polishing stone to polish your guitar fret until you are satisfied. It can help you polish effectively and make your guitar look like new. Made of matt stone material, the product is sturdy, durable, and has a long service life. The length of the product is 10cm, the width is 1cm, and the height is 1cm. It is used for polishing sand strips, polishing complex jades, guitar cushions, etc. Item Name: Guitar Fret File Material: Matte Stone Color: Red Size: 10cm x 1cm x 1cm/3.94inx0.39inx0.39in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included:1 X Guitar Fret File