DescriptionIf you are looking for a professional and affordable fret polishing file, then your research is over here. That's because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience.Features-Material: Maple, iron -Size S: About 10.00X4.10X1.60cm/ 3.93X1.61X0.63inch-Size L: About17.00X5.40X2.00cm/ 6.68X2.12X0.79inch -The product is made of high-quality material plus great processes, durable and sturdy. -Polished at the of the product gradually, not hurting yourself while using. -When it penetrates wire, it will not damage the tail of the guitar due to its hardness. -A practical and thoughtful gift for your musician friend and family. -The shape is more atmospheric and artistic, bringing more style to your file.