Lenox 21510118R Reciprocating Saw Blade, 3/4 in W, 12 in L, 18 TPI

T2 technology blade design that delivers up to 100% longer blade life and 25% faster performance in metal cutting applications. Optimized for specific application. Shatter-resistant, bi-metal design provides the flexibility and durability single-metal blades can't. Cuts heavy-gauge metal 1/8 to 1/4 in and all woods.