- Precision and radius control: Angled design enables precise radius adjustment, improving the quality of handcraft work and enabling efficient repair of fret ends with reliable performance for guitars and other stringed instruments. Ideal for those seeking functional, effective tools for music projects. - Instrument accuracy: Designed by Lutieres for exact edge filing, meeting the repair and maintenance needs of instruments and delivering reliable results with every use. Perfect for detailed fret work on guitars, basses, and other instruments to achieve a clean, professional finish. The unique design allows full control during grinding and reduces common errors. - Ergonomics and efficiency: Built to enhance work efficiency, with robust abrasive surfaces and a comfortable grip that reduce effort and improve performance on projects. Ideal for detailed tasks where comfort and precision at every step are critical. - Durable, versatile design: Engineered for deep repair capability on stringed instruments. Meets workshop maintenance and music-store inventory needs. The design allows versatile use in different situations to ensure each repair is effective and durable. This file is a reliable tool for keeping instruments in top condition and maximizing efficiency.