This Arkansas Honing kit is a great kit for all your sharpening needs.
It comes with a Soft stone that is 4" x 1 1/2" x 1/2" for sharpening your knives and tools, a Hard Arkansas that is 3" x 1" x 1/4" and a special formula bottle of honing.
Arkansas stones are a great way of sharpening tools, the soft is ideal for all the regular tasks (Knives, tools etc.) and the Hard stone is ideal for your very fine tools or to sumply put a pollished edge to your knife.
A great kit at a bargain price.