Features and Benefits: ?1″ tall profile for TOUGH, STRAIGHT CUTS ?Carbide teeth for 50X life in thick metal ?7 TPI for fast efficient cutting in thick and extreme metals ?Carbide teeth for longer life and greater versatility ?Cuts cast iron, stainless steel, and high strength alloys ?25% more carbide per tooth for longest life ?Fast in cast iron ?Offered in 1PKs, 3PKs, 5PKs, and select 25PKs ?Up to 70% larger gullets for easy chip ejection The Milwaukee? 5 pc. Carbide teeth SAWZALL? blade set provides your true demolition blades, equipped with Carbide teeth. Carbide teeth helps deliver 50x longer life than standard bi-metal blades. 25% more Carbide per tooth helps deliver on premium durability compared to competitive Carbide tipped reciprocating saw blades.