These high-performance blades feature an ultra-hardened cutting edge to deliver up to 5X longer life than standard blades. Curve contact edge creates a pilot for precise, clean plunge cuts with less vibration. Includes: 1-1/4” bi-metal blade for nail-embedded wood, 1-1/4” bi-metal blade for clean wood, 1-1/4” carbide blade for general purpose cuts, 1-1/4” carbide blade for metal, and 2” bi-metal blade for drywall.