Engineered for versatility and durability, these 12-inch bi-metal reciprocating blades are ideal for cutting through nail-embedded wood, metal, and plastic. Each blade features a variable tooth design with a TPI of 8/14, ensuring efficient cutting performance while minimizing vibration thanks to its 1-inch demolition body. The ultra-hardened cutting edge offers up to five times the lifespan of standard blades, while the Perma-shield coating protects against heat, gumming, and corrosion, making these blades a reliable choice for both professional and DIY projects. This convenient 5-pack ensures you have the right tools at hand for any cutting task, from clean wood to tougher materials.