The 4" Mini Diamond Ski & Snowboard Stone will remove work-hardened burrs created by man-made snow, rocks, and ice to maintain your edge on the slopes in just a few strokes. Equipped with coarse diamond (45 micron / 325 mesh) to quickly restore neglected edges to an operable state, you can do away with messy oils and sharpen dry or with water. Compact easy-to-carry as well,  you can ensure your board or ski edges are always crisp no matter your location. Complete with a durable construction that will provide years of consistent performance and reliable service, professionals rely on the superior quality and versatility of DMT® products for proper edge care. Made in the USA.

• Quick edge repair anywhere
• Coarse diamond to restore dull edges
• Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface
• No oil needed, sharpen dry or with water