IRWIN Tools Classic Series Carbide Cordless Circular Saw Blade, 6 1/2-inch, 24T (15120) This product is easy to use This product is highly durable This product is manufactured in China Precision-ground teeth allow for smooth, accurate cuts. Corrosion-resistant coating helps prevent rusting. Classic Series blades offer professional performance at an economic price. 24 tooth count blades are ideally suited for framing, ripping, and deck jobs.