Superior diamond sharpening stones;Legendary quality;Made in the USA;Pocket-sized convenience;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 D3E 3-Inch Dia-Sharp Sharpener Credit Card Sized Extra-Fine

DMT D3E 3-Inch Dia-Sharp Sharpener Credit Card Sized Extra-FineDMT