Diablo's demolition reciprocating saw blade set features blades specifically designed for maximum performance in nail-embedded wood and metal cutting/demolition applications. These high performance blades feature bi-metal technology that delivers up to five times longer life of standard blades on the market. Diablo’s nail-embedded wood blades feature patented variable tooth technology that provides faster cuts with less vibration. Diablo's metal demollition blades feature a double tooth configuration with small gullets for faster material removal and extra durability. This set is ideal for the Pro and offers up to 30% savings. Free storage case included. Freud Diablo Bi-Metal Reciprocating Saw Blade Set for Wood and Metal Demolition (14-Piece) DS0014S