Lansky Standard Coarse Sharpening System w/ Fine Hones Standard LKC03 The Lansky Controlled-Angle Sharpening System is a guided knife sharpening system that ensures your knife gets sharpened to the exact bevel you specify every time. This system is designed to give your blade a professional razor-sharp edge regardless of your sharpening ability. Excellent for beginners and advanced users alike. The original and legendary Controlled-Angle System is the ultimate in Knife Sharpening technology. Select your angle The Lansky Controlled-Angle Sharpening System allows the user to select the sharpening angles that are best suited for their knife s intended use. The four sharpening angles and their uses are listed below: 17° Angle - A severe angle recommended for razor blades fillet knives or similar tools. An extremely sharp but delicate edge. 20° Angle - A commonly used angle for higher quality blades and provides an excellent edge for kitchen cutlery and slicing knives. 25° Angle - The recommended angle for most knives that need a durable sharp edge. Ideal for hunting and outdoor knives. 30° Angle - An outstanding angle for knives that cut cardboard rope or carpets. Best for heavy duty use. The Lansky Standard 3-stone Controlled-Angle Sharpening System features: - 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. - Honing Oil: Specially Formulated for sharpening. - Easy to use multi-angle clamp: to hold the blade securely. - Guide Rods: One for every hone. All Lansky knife sharpening systems also include: * Extra long knife clamp screws for thicker blades. * Storage/carrying case to hold all system components. * Complete easy-to-follow multi-lingual instructions.