Vermont American 27247 6-1/2-Inch 40T Smooth Cut Carbide Circular Saw Blade King carbide blades provide the best in precision, durability and performance Blades have dyanite carbide teeth for superior strength, wear, edge retention and impact resistance Dyanite carbide lasts 6-times longer than standard carbide Heavy bodies, fully hardened plates and extra-large and re-sharpenable teeth Lifetime Replacement Policy King carbide blades provide the best in precision, durability and performance for the discriminating woodworker, cabinet shop or industrial application These blades have dyanite carbide teeth made with our patented process, giving you the best carbide on the market for superior strength, wear, edge retention and impact resistance. Dyanite carbide lasts 6X longer than standard carbide Heavy bodies and fully hardened plates with extra-large, re-sharpenable teeth make these blades fit for professional use and won't distort under heavy use, so they run truer and make more accurate cuts. Lifetime Replacement Policy