This is a Package of Five #11 Super Sharp Edge Precision Hobby Blades by Excel. FEATURES: Made from precision, high-grade steel. Double honed. Interchangeable. Fine point. Used for cutting and trimming. Razor sharp edges! Fine angle for deep cuts. Blades come in a clear, plastic safety tube. INCLUDES: 5 Hobby Knife Blades (#11) REQUIRES: Excel K1 Aluminum Handle Safety Goggles Adult Supervision kr9/26/01 ir/kh