Diablo's super thin kerf saw blades effortlessly slice though materials to provide you with clean cuts every time. Ultra thin kerf design equals fast and effortless cuts and Freud's TiCo Hi-Density carbide for extreme durability and cutting life up to 4 times longer than standard carbide. Combine this with Perma-Shield Coating for less drag, gumming and corrosion, Laser Cut Stablilizer vents for less vibration and quieter cleaner cuts and Tri-Metal Shock Resistant Brazing to withstand exteme impact and you have a saw blade that "Cuts Like a Hot Knife Through Butter". 6-1/2-Inch diameter, 40t wood finishing blade ATB and 5/8-Inch arbor with diamond twist out.