STIHL 2 in 1 Filing Guide for 1/4" Pitch PICCO™ Saw Chain is designed to simplify and enhance the sharpening process for your chainsaw. This innovative tool combines dual functionality by sharpening saw chain cutters and reducing depth gauges simultaneously, saving you time and effort. It includes two round files, a flat file, a distinct file holder, and a filing guide, ensuring precise and efficient maintenance. With this filing guide, you can optimize every stroke, reduce sharpening time, and keep your chainsaw performing at its peak. This is a tool for effective chainsaw maintenance, compatible specifically with 1/4" pitch PICCO™ saw chains. Model Number: 5605 750 4306