Diablo Demo Demon reciprocating saw blades are specially crafted to deliver exceptional performance in a wide range of applications, including nail-embedded wood and metal. These blades are designed with bi-metal technology, ensuring a lifespan up to 5 times longer than standard blades available in the market. The innovative variable tooth technology, patented by Diablo, enables faster and smoother cuts, reducing vibration during operation. To enhance durability, the blades are coated with PermaShield, providing protection against heat, gumming, and corrosion. With a 1-inch demolition body, these blades offer straighter cuts with minimal vibration. The cutting edge is ultra-hardened, further extending the lifespan of the blades by up to 5 times compared to standard options. Additionally, the unique plunge tip design facilitates faster and easier plunging, making it ideal for various applications, including general purpose/nail-embedded wood and thick metal with a thickness ranging from 1/8 inch to 1/2 inch. It is important to note that the red reciprocating blades are a registered trademark of Freud America, Inc. With Diablo Demo Demon reciprocating saw blades, you can expect superior performance and longevity, making them an excellent choice for your cutting needs.