Smiths Combination Bench Stone Kit. Includes a 5 In. 120 coarse grit stone used to set the edge on your knife or tool, and a 4 In. dual grit that consists of 325 coarse and a 1000 fine grit 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 4 In. stone. A bottle of premium honing solution and a sharpening angle guide are also included. This sharpening kit can be used to sharpen a variety of straight-edge hunting, kitchen, and pocket knives as well as small and large tools.