Extra Coarse Black Hone: (70 grit) for re-profiling the bevel grind Coarse Red Hone: (120 grit) for edge reconditioning Medium Green Hone: (280 grit) for sharpening and less frequent touch-ups Fine Blue Hone: (600 grit) for most frequent touch-ups to keep your blade paper-slicing sharp Features: br/ br/ - Easy to use, precision-engineered, multi-angle clamp to hold the blade securely br/ br/ - Guide Rods are provided: One for every hone br/ br/ - Extra Coarse Black Hone (70 grit) for re-profiling the bevel grind br/ br/ - Coarse Red Hone (120 grit) for edge reconditioning br/ br/ - Medium Green Hone (280 grit) for sharpening and less frequent touch-ups br/ br/ - Fine Blue Hone (600 grit) for most frequent touch-ups to keep your blade paper-slicing sharp br/ br/ - Ultra-Fine Ceramic Yellow Hone (1000 grit) for polishing the edge for a razor sharp edge br/ br/ - Honing Oil Specially Formulated for sharpening (not recommended with diamond sharpeners, use water instead) br/ br/ - Color-coated, finger-grooved safety holders mounted to stones br/ br/ - Extra long knife clamp screws for thicker blades br/ br/ - Custom molded storage/carrying case to hold all system components br/ br/ - Complete easy-to-follow multi-lingual instructions br/ br/