Turn your chain saw into a tree debarker, peeler, notcher or planer! It easily mounts on any saw bar. You can make notches or debark poles for barns, fences, bridges, landscaping, log home construction and more! Save time and money. The uses for this great tool are endless. The debarker comes with universal spline/sprocket system, which accommodates 3/8″ and .325 pitch saw chain and two 3-1/4″ planer blades.