This is a Package of Replacement Blades for the Master Airscew Razor Plane from Windsor Propeller Company. FEATURES: Heavy duty industrial grade cutting blades. For use in the Master Airscew Razor Plane. For balsa wood. Each blade is individually wrapped in paper. INCLUDES: 3 Replacement Blades REQUIRES: Razor Plane (MASR1510) kr4/1/02 ir/kh