DMT W7X Whetstone Mini Diamond Stone Extra-Coarse, Clear

Quick edge repair anywhere, Extra-Coarse diamond to repair a damaged edge, Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface, No oil is needed-sharpen dry or with water, Durable construction will provide years of performance and reliable service, Real diamond sharpens steel, carbide, ceramic, or any hard material, Unique interrupted surface is self-clearing to speed sharpening, Diamond sharpening stone stays flat, Use with water as a lubricant (or use dry); NO honing oil needed, Customer Satisfaction Guaranteed