Description Diablo's Steel Demon Carbide Teeth reciprocating blade is the industryâs first carbide teeth blade for thin metal conduit and tubing. A proprietary high performance carbide formulation extends the cutting life up to 50X longer, making this the most efficient cutting solution in thin metal conduit and tubing applications. The bladeâs optimized tooth count effortlessly rips through thin metals with ease, producing clean cuts that require virtually no rework. A one-inch blade body height provides the rigidity and stability needed for straight cuts with less vibration.