Lansky Arkansas Stone System ORMD Nano-Hone Ceramic sharpening stones are

Nano-Hone Ceramic sharpening stones are state of the art

this one can be just the right size

Item #1 on SVX-150 Parts Breakdown Diagram

it works equally well on both synthetic and leather strops

Coticules can actually be used as if they were multiple stones of varying grit

Lansky Arkansas Stone System ORMD Nano-Hone Ceramic sharpening stones areThe Lansky Arkansas Stone Sharpening System is an effective way to sharpen all your sporting, hobby, and household knives. The patented Lansky System makes it easy for you to get the consistent angle you need for a professional edge on every knife. Made in the USA. The Lansky Arkansas Stone Sharpening System contains: Knife clamp with angle selector 3 finger grooved sharpening hones (Soft Arkanasas, Hard Arkansas, Black Hard Arkansas) 3 guide rods