3000 Finishing a blade significantly improves the sharpness of the knife, and thus, the taste of the food. For those who are particular about their knives, and for the pursuit of deliciousness. The last two images are difficult to convey, but they show the before and after use. Finishing takes time after sharpening with a low grit. - Type: Diamond Whetstone - Grit: 3000# - Accessories: Sharpener Holder - Application: Sharpening knives - Material: Metal Thank you for viewing.