Perfect for small edges and pointed tools; this 4" continuous surface stone works big in tight spots. Extra Fine
DMT uses micronized monocrystalline diamonds bonded to a substrate in giving a consistent grit size and coverage across the stone, this process ensures a long lasting performance. Rather than going up in numbers for the finer stones, they refer to the size of the diamonds in Microns.
Extra-Fine - Refines knife or tool edge to razor sharp perfection.
Colour code: Green. Diamond size: 9 micron (1200 mesh).