These carbide-tipped reciprocating blades are specifically designed for maximum performance in nail-embedded wood, and deliver a longer cutting life than bi-metal blades. Inlcudes one recip saw blade and one bonus blade. Ideal for cutting wood, nail-embedded wood, and metal between 3/32" and 1/4" thick. Enhanced carbide tip to blade connection for extreme impact resistance. Unique plunge tip enables faster and easier plunging. Oversized blade body for straighter cuts with less vibration. Perma-SHIELD coating protects the blade from heat, gumming, and corrosion.