Upgrade your saw's performance with the ECHO 99988801701 11/64 saw chain files. This pack of 2 files is perfect for maintaining the sharpness of your chainsaw's blade. The durable construction of these files ensures a long-lasting and efficient sharpening process. Designed to fit the ECHO 99988801701 part number, these files are a must-have for any chainsaw owner. Keep your saw running smoothly and efficiently with these top-quality saw chain files from ECHO. Trust us to take care of your chainsaw needs, without breaking the bank. Order now and experience the difference in your cutting performance.