This is a whetstone that can be used to care for knives and blades. It comes with a wooden base, allowing for stable sharpening. This is a general-purpose medium grit whetstone, easy to use for maintaining household knives, and suitable for everyday use. It is recommended for minor repairs of chipped blades and restoring sharpness. There are some scratches, stains, and wear on the corners due to use and storage, but it can still be used as a whetstone without any problems. Please check the condition in the photos. This is also recommended for those who are new to knife sharpening or are looking for a secondary whetstone. Please purchase only if you understand that this is a used and long-term stored item. We will carefully pack and ship it.