The Ultimate in Sharpening Systems Technology Safe, Easy and Convenient to Use. The Lansky Controlled-Angle Sharpening System is designed to give your blade a professional, razor sharp edge every time. Precision-engineered, multi-angle, flip-over knife clamp. Sharpening hones on color-coated, finger-grooved safety holders. One guide rod for each honing stone. Specially formulated honing oil. Custom molded storage/carrying case to hold all system components.