Don’t let dull blades slow down your reciprocating saw. These contractor-rated reciprocating saw blades have reinforced teeth for increased durability, even when slicing through nail-embedded wood and abrasive roof shingles. The 6 degree hook angle on the teeth creates an extremely aggressive, fast-cutting blade. And its anti-stick coating minimizes friction and reduces sticky buildup. These DEWALT FLEXVOLT high efficiency accessories DWAFV37243 feature a maximum run time. They are to be used in cordless and corded tools. They have a toughcoat finish and a variable tooth pattern for fast, efficient cuts. High speed steel teeth offer long life and durability.