use the Convex Guide Rod instead

stones may have little defects

It's useful for sharpening short and medium-sized knives that are difficult to clamp

the range of angles is 10-32 degrees (for wide blades the range may vary)

belgian coticule stone edge pro bestseller use the Convex Guide RodBelgian Coticule Whetstones are used for super finish sharpening on Hapstone and Edge Pro knife sharpeners. Belgian Coticule stones are mounted on high quality aluminum blanks. Yellow Coticule is mined in the Ardennes mountains in Belgium. Coticule is ultra fine natural stone with a high garnet content, with estimated grit approximately 8000 12000 JIS. Coticule is one of the most well known whetstones in the world. Coticule stones are universal and