DEWALT® 7 1/4" Fully Hardened Iron/Steel Saw Blade with 16 slots of teeth is ideal for smooth ferrous metal cutting. Segmented circular heavy-duty saw blade with 5/8" diamond knockout arbor that fits in cold cut saws and can slice through a wide variety of iron/steel material including stovepipe, galvanized sheets, siding, corrugated steel roofing and other ferrous metals, carded and bar stock. Blade has precision sharpened teeth design for faster cuts and comes with a coating that prevents rust and reduces friction.,,,,,