Smith's SK2 2-Stone Sharpening Kit 5 x 1 5/8 x 3/8 mounted medium stone to set the edge. 4 x 1 x 3/8 fine Arkansas stone to finish. Premium honing solution cleans and protects sharpening surfaces. Natural Arkansas stones remove the least amount of metal while polishing your edge to razor sharpness. Sharpening angle guide to teach basic correct angle for first-time user.