The Diablo D053830FMX Steel Demon 5 3/8" 30 Tooth Metal Cutting Saw Blade 7 Pack is a set of high-quality circular saw blades designed for cutting ferrous metals. Made of durable steel and manufactured in Italy by the reputable brand Diablo, these blades are perfect for various cutting applications. With a diameter of 5 3/8" and a red color, these blades are compatible with a range of saws and provide precise and efficient cutting performance. This 7 pack ensures you have plenty of blades on hand for your projects, making it a convenient and reliable option for any workshop or job site.