Lenox Gold 156G, 12"x3/4x".050" Titanium Wood Cutting Reciprocating Blade, 6 tpi, 5 pack *Specifically designed to cut wood *Titanium Edge improves blade's life *Bi-Metal Construction *Shatter Resistant *Cuts Faster LENOX Gold 156G - 12" 6TPI Titanium Edge Wood Cutting Reciprocating Blade - 5 Pack has specially formulated Titanium edge which improves the wear resistance of the teeth for faster cuts through the blade's life. The bi-metal technology flexes, resists breaking and also extends the life of the blade. The reinforced tooth design and Titanium coating combine to create the longest lasting blade, ever