Spitfire is undoubtedly the most trusted name in mechanical broadheads. Spitfires fly straight with pinpoint accuracy and perform better than any other mechanical broadhead thanks to our ultra-sharp Diamize blades. Renown NAP durability ensures that the Spitfire will stand up under the toughest conditions. The practice blades mean you can save your super-sharp blades for the big day. Patented micro grooved ferrule greatly increases flight accuracy and penetration power. No other broadhead in the world flies as true as the Spitfire, period. The Diamize sharpening process creates the sharpest blades in the industry for massive hemorrhaging and knock down power. They are the sharpest broadhead blades ever created. Sharper blades means quicker kills. For Spitfire 100 or 125 Grain.9 Per Pack New Archery Spitfire 3 Blade Replacement Blades 9Pk