Diablo's 6-Piece demolition reciprocating saw blade set brings together two of the brands top selling blades - Demo Demon and Steel Demon. Diablo's reciprocating saw blades are 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 Demo Demon blades feature patented variable tooth technology that provides faster cuts with less vibration. Diablo's Steel Demon blades feature a double tooth configuration with small gullets for faster material removal and extra durability. This set is ideal for the Pro and has a free storage case included.