Diablo, 5 Piece, Carbide, Reciprocating Blade, Set Promo, Consists Of: 3 Demo Demon Blades For Nail Embedded Wood, 2 Steel Demon Blades For Metal Cutting & Bonus Blade, High Strength Alloys, Cast Iron & Stainless Steel, Combination Carbide Reciprocating Blade Set Allows Pros To Blaze Through Nail Embedded Wood With Amazing Ease To Facilitate Fast Teardowns Of Walls & Framing Materials, Slice Through Metal So You Can Quickly Dismantle A Variety Of Pipes, Bars & Beams Up To 1/2" Thick, High Performance Delivers Unmatched 50x Longer Cutting Life, Greater Durability In Cutting Applications & Oversized Body Height For Straighter Cuts With Less Vibration.