The Forester 3/8 Pitch chainsaw chain is a premium, pre-stretched chain that is available in both Full Chisel and Semi Chisel.  This chain is great for the home owner, as well as professional users.  The 3/8 Pitch Chain should be filed with either a 13/64" or 7/32" file.  Please be advised to use all recommended safety precautions provided by your saw manufacturer.