Irwin 24021 Marathon 6-1/2 Inch 20 Tooth Frame Ripping Circular Saw Blade (Case of 10)

Key Features;New and improved design;Every other tooth is thinner for faster cuts;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;Fully-hardened plate runs truer longer;Circular saw blades framing/ripping -carbide construction grade marathon 5/8 inches round arbor/diamond knockout bulk dia. 6-1/2 inch teeth=20 Thin kerf .071 inch 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 bev el 20 degree hook angle.Thin kerf 0.071 in 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 deg hook angle. Thin kerf . 71 inches 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 beve l 20 degree hook angle.