Item Type: Guitar Repairing Tool SetMaterial: Metal 1Contents of Set: Our guitar repairing tool set has a file, a guitar string action gauge, two fingerboard guard protectors and a storage bag. 2Ergonomic Handle: The file in the set is suitable for flattened instruments and is ergonomically designed for a comfortable grip when in use. 3Guitar String Action Gauge: This leveling tool has accurate straight edges to help you detect any subtle differences. 4Fingerboard Guard Protector: This tool is designed to prevent scratches or damage to your guitar and is made primarily of metal for rust resistance and durability. 5Simple Operation: This repair set is very easy to operate, and the overall weight is light and portable, so you can take it with you when you need it for repair work.