The DEWALT® 7-1/4 In. 24T carbide thin kerf circular saw blade was extensively tested on a wide range of real-world wood, plywood, and wood composite cutting applications. The blade was designed to stay sharp as long as possible, so you can be sure that the blade will last no matter what the job. With ribbed heat vents, this DEWALT® blade stays cool so you never have to worry about its continued performance. It's also independently certified to applicable standards, allowing you to focus on the job at hand.