This premier, three-stone sharpening system includes a coarse silicon carbide stone for setting the bevel on dull or badly damaged blades, a 100% natural Arkansas medium stone for sharpening, a 100% natural Arkansas fine stone for polishing to produce the ultimate razor sharpness, and honing oil. All stones are mounted on a natural wood triangle which provides an elevated work surface for ease of use. An excellent choice for sharpening all sport, kitchen, DIY cutlery, plane blades, chisels, and wood carving instruments. Made in USA