Reply To: New (to me) 10" backsaw teeth recutting ppi question Welcome! / Forums / General Woodworking Discussions / Tools and Tool Maintenance/Restoration / New (to me) 10" backsaw teeth recutting ppi question / Reply To: New (to me) 10" backsaw teeth recutting ppi question dwaugh 27 November 2014 at 2:07 am #121546 I picked 15ppi. Lets just say, I shouldn’t quit my day job and become a saw filer just yet 🙂 Settings