EZE-LAP L PAK4 Set SF/F/M/C Color Coded Diamond Hones Set, 1 each super fine; 1200; fine; 600; medium; 400; and coarse; 250; grit All hones are 3/4-Inch by 6-Inch with a diamond surface measuring 3/4-Inch by 2-Inch Longest lasting and most durable sharpening tools available Quick easy way to sharpen both cutlery and tools, the "professionals" choice Made in USA