Best Seller | Sunrise Aluminium Oxide Combination Sharpening Stone (12 x2.5 x1.5 ) The professional two sided sharpening stone has a coarse and medium coarse. 240/120 grit combination stone. The 120 grit side for sharpening; 240 grit side for honing. Used with water or sharpening oil more | | $21.50 FREE shipping go to store |