Diablo Demo Demon, 5 Pack, 12" 6/12 Tooth, Wood Reciprocating Saw Blade, Perma-Shield Coating Protects The Blade From Heat, Gumming & Corrosion, 1" Demolition Body For Straighter Cuts With Less Vibration, Ultra Hardened Cutting Edge For Up To Four Times Longer Life Than Standard Blades, Unique Plunge Tip Design That Enables Faster & Easier Plunging, Ideal For Nail Embedded Wood Applications.