Pocket-sized convenience;Three different diamond stones: Extra-Fine to polish and refine an edge, Fine for a razor sharp edge and Coarse to transform a dull 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;Sharpens knives faster than conventional stones with DMT's monocrystalline diamond surface;Durable construction will provide years of consistent performance and reliable service

• DMT D3EFC 3-inch Dia-Sharp Sharpener, Credit Card Sized- Extra-Fine, Fine and Coarse Diamond -Set of 3
• multicolour

DMT D3EFC 3-inch Dia-Sharp Sharpener, Credit Card Sized- Extra-Fine, Fine and Coarse Diamond -Set of 3DMT