M.K. Morse Reciprocating Saw Blade, Tapered Body, Series: Master Cobalt, 12 in Length, 1 in Width, 0.042 in Thickness, 18 TPI, Reinforced/Straight/Variable Pitch Teeth, Bi-Metal Cutting Edge, Bi-Metal Body, Applicable Materials: Machinable Metal up to 1/4 in Thk