Circular Saw Blade, Series 48-40, Blade Dia. 8 in, Max. Blade Speed 5,000 RPM, Arbor Size 5/8 in, Arbor Shape Round, Diamond Knockout No, Number of Teeth 42, Max. Cutting Depth 2 3/4 in, Primary Material Application Steel, Steel Alloys, Materials Ferrous Metals, Steel, Metal Cutting Type Thick Metal, Width 0.073 in, Tip Material Carbide Tipped, Hook Angle 0 Degrees , Tooth Grind MATB, For Use With Saw Type Circular Saws, Blade Type Metal Cutting, Plate Thickness 0.073 in