IRWIN MARATHON 24030 Circular Saw Blade, 7-1/4 in Dia, Carbide Cutting Edge,

Thin kerf; .071″; saw blade for portable corded saws. New heat vent/expansion slot design reduces vibration for longer life and straighter cuts. Construction grade carbide teeth for longer life. Reinforced shoulder for added durability. Alternate top bevel, 20 degree hook angle.