1. Made of corundum material; The higher the mesh, the finer the texture, and vice versa; Generally, low mesh grindstone for roughing, high-mesh used for fine;
2. Delicate texture, good hand feeling; Stable, anti-slip and smooth
3. 3000 mesh for polish, mirror and fine grinding; 8000 mesh for professional sharpening process in the final grinding stage, more perfect
4. Fine appearance, double color design to show individuality.