The 6" 24 TPI Straight-Back Bi-Metal Reciprocating Saw Blade is specifically designed for cutting thin metals with smooth finishes. Its 24 TPI (teeth per inch) provides precision for cutting through materials like sheet metal, conduit, and tubing, making it ideal for HVAC, plumbing, and electrical work. The bi-metal construction, made with Matrix II steel and 8% cobalt, ensures exceptional durability and heat resistance, providing a long lifespan. The straight-back blade design enhances cutting accuracy, while the universal shank ensures compatibility with most reciprocating saws.