Description The DEWALT ELITE SERIES TM Demolition Carbide Tipped Reciprocating Saw Blades last up to 30% longer vs others and feature precision welded carbides along the cutting edge to withstand multiple nail strikes. Carbide teeth are ground to quickly cut through wood with nails. Iron Blast Technology TM surface enhancement strengthens the blade to resist fatigue and teeth stripping. The tall, thick blade profile is designed to provide durability for tough demolition applications.EXTREME DURABILITY - Iron Blast Technology TM surface enhancement strengthens the blade to resist fatigue and teeth strippingBUILT FOR DEMOLITION - Tall, thick blade profile is designed to provide durability for tough demolition applicationsFAST CUTTING - Carbide tipped teeth are precision ground to quickly cut through wood with nails