Diablo’s reciprocating saw blades are specifically designed for maximum performance in nail embedded wood applications. These high performance blades feature bi-metal technology that delivers up to 5X longer life of standard blades on the market. Diablo’s patented variable tooth technology provides faster cuts with less vibration.Perma-Shield coating protects the blade from heat, gumming and corrosion1 in demolition body for straighter cuts with less vibrationUltra-hardened cutting edge for up to 5X longer life than standard bladesA one-of-a-kind tip design enables faster and easier plunging