DEWALT ELITE SERIES 7-1/4 In Carbide Circular Saw Blade 24 Tooth with 5/8 in Arbor (10 Pack). With up to twice the life of the Diablo D0724R 7-1/4-in 24T Saw Blade in double-stacked 3/4-in x 48-in Particle Board in a lab test, you can be sure you have the right tools for heavy-duty projects with 7-1/4-in 24T Elite Series Circular Saw Blades. The blades are built for long-term use with proprietary welded carbide tips and a multi-tooth design that deliver smooth cutting and durability. Designed for endurance, these blades feature large heat vents to allow for cool, seamless cuts.