Sharpening Stone - Sharpening Whetstone with Storage Base

Selling a Sharpening Stone by Sharpening. It is a dual-grit diamond whetstone with a storage base. It is 6" x 2.5" / 152 x 63 mm. It includes a storage box with a non-slip rubber pad that can be used as a stone base while sharpening. It can sharpen dry or with honing oil, but never use water