Field dressing an animal with a dull knife can put a damper on a successful hunt. Using Smiths Abrasives 4 Diamond Stone ensures that wont happen. This stones sharpening surface stays clean from metal filings so sharpening goes faster and its 750-grit diamond-coated surface will sharpen the hardest blades. It comes with a Micro-Tool Sharpening Pad so you can sharpen fine points and little blades, a straight-line sharpening groove for pointed objects like fish hooks and a stone cover that can also be used as a base extension to move hands farther away from the sharpening surface. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Sharpeners.