Diablo, 5 pack, 12", 8/10 tpi , bi-metal reciprocating saw blade, slice through metal 1/8" to 1/2" thick, constructed with a 1" tall rigid body to foster straight cuts, blades feature dual tooth configuration with small gullets for extra durability & efficient debris expulsion, bi-metal construction gives the blades utmost durability & perma-shield coating reduces drag for smooth operation in rugged applications.