The Lisle Stone Set 150 Grit is a product designed for use with the LS15000 model. It includes a set of stones with a grit level of 150, making them ideal for sharpening and honing various tools and blades. These stones are made of high-quality materials and are designed to provide efficient and effective sharpening results. They are easy to use and can help extend the lifespan of your tools by keeping them sharp and in optimal condition. This product is a great addition to any workshop or tool collection.