The Diablo Steel Demon Carbide Strip reciprocating blades are designed for extreme thin metal cutting including high strength alloys; cast iron; and stainless steel. This high performance carbide strip blade delivers unmatched 20 times longer cutting life than standard bi-metal blades in thin metal cutting applications less than 3/16. Specially formulated carbide for increased hardness to deliver longer cutting life Solid carbide creates full barrier to heat resistance for maximum durability Carbide strip teeth are milled to perfection for smoother quality cuts Perma-SHIELD non-stick coating for less heat and friction