LENOX Tools Gold Power Arc Curved Metal Reciprocating Saw Blades, 8-Inch, 10 TPI, 25 Pack (21079B810GR), Extended Blade Life | Lenox T2 Metal Cutting Reciprocating Saw Blades Use An Optimized, Reinforced Tooth Geometry, Engineered For Performance | The Patent Pending Design Minimizes Friction And Heat Build-Up While Cutting Through The Widest Variety Of Metal Materials, Durable Construction | Bi-Metal Design Stands Up To The Most Demanding Applications