106R, 2 Pack, 12 x 78 x 062 x 6, Tooth Demolition Reciprocating Blade, BiMetal Construction, Designed Specifically For Demolition Work In Nail Embedded Wood, Wider Thicker Than Standard Blades To Prevent Side To Side Vibration, Unique Tooth Cutting Angle, Durable In Wood Or Metal Demolition Work, Fast Easy Cutting, More Cuts From Each Blade With Lower Sawing Costs