Brand new. The product is a set of 2 Irwin 10" circular saw blades, consisting of a Classic 180T and a Marathon 40T. These blades are made of steel and have a diameter of 10 inches. The silver blades are designed for multi-purpose cutting and have 40-80 teeth, suitable for various cutting applications. The IRWIN brand is known for quality and durability, making these circular saw blades a reliable choice for any workshop or job site. Made in China, this set is ideal for professionals and DIY enthusiasts looking for high-performance cutting tools.