Arkansas Sharpeners Hard Stone AC43. This Knife Sharpener from the great people at Arkansas Sharpeners measures 7" x 1 3/4" and comes mounted on wood block with angle guides at each end. Don't you dare sharpen your knife without the Arkansas Sharpeners Hard Stone. Features of Arkansas Sharpeners Hard Stone Knife Sharpener: Hard Arkansas Stone Measures 7" x 1 3/4" Mounted on wood block with angle guides at each end Comes with small bottle of honing oil Package Contents: Arkansas Sharpeners Hard Stone Arkansas Sharpeners AC43: Hard Stone