The product is a set of 10 new Porter Cable 5 1/2" 18T sawblades, model PCC661, suitable for a circular saw. These high-quality blades have a diameter of 5 1/2 inches and a cutting depth of 5 1/2 inches. They do not come with batteries included, making them compatible with various circular saw models from the same brand. The set includes a free tool bag for convenient storage and transportation. Ideal for various cutting tasks in the workshop or garden, these sawblades are a reliable and efficient choice for DIY enthusiasts and professionals alike.