Smith's 2-stone sharpening kit includes a 5" medium stone used to set the edge on your knife or tool, and a 4" fine Arkansas stone used to put the final polished edge on your knife or tool. The medium stone comes mounted on a sturdy molded plastic base that features a built-in stone storage area in the bottom for the fine arkansas stone. A bottle of premium honing solution and a sharpening angle guide are also included.