Diablo, 10 pack, 6'' x 10tpi, metal steel demon reciprocating blades, first carbide teeth blades designed specifically for cutting medium metals & high strength alloys, high performance carbide blade delivers an unmatched 50x longer cutting life, medium metal cutting applications between 3/32" to 1/4", provides cleaner/smoother cuts in metal while the increased blade body height produces straighter cuts with less vibration.