Circular Saw Blade, Blade Dia. 6 1/2 in, Arbor Size 5/8 in, Arbor Shape Round, Diamond Knockout Diamond Knockout Not Included, Number of Teeth 54, Primary Material Application Aluminum, Materials Cut Aluminum, Metal Cutting Type Thick Metal, Wood Cutting Type Not Applicable, Blade Thickness 0.25 in, Cut Width 0.07 in, Tip Material Carbide, Hook Angle -5 Degrees , Tooth Grind ATB, For Use With Saw Type Circular Saws, Application Metal Cutting