Superior diamond sharpening stones;Legendary quality;Made in the USA;Ultra portable, key chain sharpener;Extra-Fine diamond to polish and refine an edge;Sharpens knives faster than conventional stones with DMT's monocrystalline diamond surface;No oil is needed-sharpen dry or with water;Durable construction will provide years of consistent performance and reliable service

• DMT F70E Diamond Mini-Sharp Sharpener Extra-Fine
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DMT F70E Diamond Mini-Sharp Sharpener Extra-FineDMT