POIET Guitar Nut Scribe Tool, Professional String Marker Nut and Saddle Height Mark Tool for Slot Acoustic Classical Instruments Making Repair Tool, Black

["Material: aluminum alloy + brass, good texture with fine workmanship, and durable to use.","Specifically designed for marking the height of guitar nuts and saddles, this guitar nut scribe tool is essential for the crafting and repair of classical instruments. It ensures precise adjustments, helping to achieve optimal string alignment and instrument performance.","Used for precise line marking before cutting slots in the guitar nut, with adjustable line marking height. Featuring an adjustable mechanism, this saddle height mark tool allows for precise scribing at various heights.","This professional nut mark tool is a must-have for anyone involved in the crafting or repair of classical instruments. It is perfect for both new builds and maintenance, ensuring your instruments meet the highest standards of craftsmanship and sound quality.","The string distance marker tool comes with a complimentary box of pen refill, ready for immediate use."]