The Mercer Culinary M15973 is a premium combination sharpening stone designed for precision and durability. Measuring 7-7/8" x 2-3/4" x 1", this stone features a dual grit of 600 for coarse sharpening and 2000 for fine honing, ensuring your knives achieve a razor-sharp edge. Crafted from premium grade corundum, it provides excellent sharpening performance and longevity. The included silicone base holder keeps the stone securely in place during use, enhancing safety and stability. Ideal for both professional chefs and home cooks, this sharpening stone is essential for maintaining the quality of your kitchen knives.