The Cuda Marine Bench Sharpener (18352) is a 6-inch, fine-grit, diamond-plated bench stone designed for convenient and seamless sharpening of various tools and blades. It features non-marking rubber feet for stability during use and rust-proof construction for durability in demanding marine environments. This versatile sharpener, made in the USA, can be used effectively with or without water, eliminating the need for messy oils.