The Zona Aluminum Mitre Box & Universal Razor Saw Set includes a Fine-Kerf Saw with a 42 teeth per inch blade 795-35550, an Aluminum Thin-Slot Miter Box with a .014" slots for 30, 45 and 90 degree precision cuts on the saw blade's pull stroke. Saw cuts on the pull stroke, has a steel back for added stability and a hardwood handle. Made in USA