Circular Saw Blade, Blade Dia. 6 1/2 in, Max. Blade Speed 3,600 RPM, Arbor Size 3/4 in, Arbor Shape Round, Diamond Knockout Diamond Knockout Not Included, Number of Teeth 40, Primary Material Application Steel, Materials Cut Steel, Metal Cutting Type Thin Metal, Wood Cutting Type Crosscutting, Blade Thickness 0.047 in, Cut Width 0.06 in, Tip Material Carbide, Hook Angle 4 Degrees , Tooth Grind FZFA, For Use With Saw Type Circular Saws, Application Metal Cutting