Freud DS0906CW Diablo 9-Inch 6-TPI Carbide-Tipped Reciprocating Saw Blade Blade features oversized demolition blade body that has increased height for straighter cuts with less vibration Perma-Shield non-stick coating for less heat, gumming and corrosion Freud's TiCo hi-density Carbide Teeth that deliver 10 times the cutting life of standard reciprocating blades All this adds up to more cuts for your buck