5-3/8" x 30, Lenox Steel Metal Circular Saw Blade, Faster Way To Cut Metal, Extended Life, Titanium Carbide Tipped Resists Material Build Up On Teeth, Clean, Cool, Cuts, Less Burr Than Abrasive Blades, No Need For Secondary Grinding, While Reducing Material Burning, Modified Triple Chip Grind For Added Durability, Resharpenable.