Circular Saw Blade, Series DWA, Blade Dia. 7 1/4 in, Max. Blade Speed 4,000 RPM, Arbor Size 5/8 in, Arbor Shape Round, Diamond Knockout Diamond Knockout Not Included, Number of Teeth 48, Max. Cutting Depth 2 3/8 in, Primary Material Application Steel, Steel Alloys, Materials Cut Ferrous Metals, Steel, Metal Cutting Type Solid Stock, Wood Cutting Type Not Applicable, Cut Width 0.08 in, Tip Material Carbide, Hook Angle 1.5 Degrees , Tooth Grind TCG, For Use With Saw Type Circular Saws