For a performance edge on the slopes, whether skiing or snowboarding, rely on DMT’s Mini Diamond Whetstone sharpener. With just a few strokes of the diamond surface, you’ll achieve clean and crisp edges. Compact, easy-to-carry only 70mm by 25mm by 5mm. Fine diamond (25 micron / 600 mesh) for a razor sharp edge. No messy oils needed–use dry or with water. Durable construction will provide years of consistent performance and reliable service For proper tool maintenance, woodworkers, chefs and other professionals rely on the superior quality and versatility of DMT products. Made in USA.