Feature:1. Adjustable: Adjustment screws set the amount you want to remove, and in moments the piece is squared up and truly flat.2. Keep Vertical: The nut and saddle sander holds the nut or saddle perfectly vertical while you roll it over sandpaper on a flat surface.3. Premium Material: The tool body is made of high quality aluminum alloy with high strength, sturdiness and durability, and is not easy to damage.4. Fast: This tool is the fastest, surest way to perfectly square nuts and saddles in seconds, allows for fine adjustment in the height of nuts or saddles.5. Wide Application: A convenient nut sander tool for bone, plastic and composite nuts and saddles.How to Use:This tool is typically used after shaping a saddle or nut to its final shape.Specification:Item Type: Guitar Nut SanderMaterial: Aluminum Alloy Package List:1 x Guitar Nut Sander