Circular Saw Blade, Blade Dia. 6 1/2 in, Max. Blade Speed 4,200 RPM, Arbor Size 5/8 in, Diamond Knockout Not Applicable, Number of Teeth 48, Primary Material Application Metal, Materials Cut Angle Iron, Black Iron Pipe, Cast Iron, Galvanized, Hardened Steel, Machinable Metals, Metal Alloys, Muffler, Pipe, Rebar, Sheet Metal, Stainless Steel Pipe, Stainless Steel Plate, Steel (Plate), Steel Studs, Structural Steel, Tailpipe, Threaded Rod, Tube and Conduit, Unistrut