【Cobalt Teeth】EZARC M42 Bi-Metal reciprocating saw blades feature 8% cobalt teeth, engineered to endure high temperatures in heavy metal cutting and demolition, ensuring long-lasting performance. 【Metal Master】Experience effortless cutting through sheet metal, pipes, and profiles with our metal cutting reciprocating saw blades, equipped with a durable cobalt edge for precision and efficiency. 【Optimized Design】Demolition reciprocating saw blades boast enhanced wear resistance and durability, optimized for heavy metal cutting tasks, delivering consistent, top-tier performance. 【Cutting Capacity】 Ideal for medium-thick sheet metals (3-10mm) and metal pipes/profiles (dia.<100mm), offering versatility and precision across various applications. 25-pack reciprocating blades metal set provides you with long-term work support. 【Universal shank】 1/2 inch shank fits all tools on the market including Bosch, Dewalt, Milwaukee Sawzall Saw, SKIL, Makita, Black & Decker, Ryobi, Porter Cable, Hitachi, Flex, Hilti, Metabo and more.