2014220 Lenox 6108RCT 6 in LAZER Ct Carbide Tipped Recipoccatin UP TO 10X LONGER LIFE THAN BI-METAL RECIPROCATING SAW BLADES* : High performance carbides are welded to increase durability and prevent tooth lossSTRAIGHT CUTS IN LARGE DIAMETER MATERIALS : Tall blade profile delivers straight cuts and long life in demanding metal cutting applicationsENGINEERED FOR FAST PERFORMANCE : Each tooth is precision ground to quickly cut through difficult metals