DMT Diamond Dia-Sharp Sharpening Card Fine Grit D3F

DMT Dia-Sharp credit card sized diamond sharpeners are ready to go. Compact and thin will easily fit into a pocket or wallet. Fine model comes in a red sleeve for easy detection of the grit. DMT sharpeners have uniform diamond coverage and surface flatness. No oil is needed, just use dry or with water. Hold the blade edge at the optimal angle desired and stroke edge forward, flip and repeat.