Century Drill and Tool 9109 7-1/4-Inch by 24T Carbide Circular Saw Blades, 3-Pack This set includes three 7-1/4-Inch by 24T carbide tipped circular saw blades TCT carbide tooth blades offer all-hard precision balanced plate body Heat expansion slots keep blades running cooler for a longer blade life Alternate top bevel ground tooth pattern provides clean, smooth cuts 5/8-Inch arbor fits all popular saws including worm drive saws