These Craftsman(R) circular saw blades are made of premium quality carbon steel. With an unmatched durability, they feature expansion and body slots that allow the blades to run cooler, reducing the risk for warping. The carbide tips of their 24 teeth let you make precise and smooth cuts. Designed for framing wood, these blades have a diameter of 7 1/4" and offer a cutting speed of up to 7000 RPM. This product is sold in packs of three blades.