Hones waiting to be sold at Ardennes Coticule
 

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Coticule017

layer: Unknown
extracted: Coticule Quarry at Ol Preu.
size:  Irregularly shaped bout: 1,6cm on one end, 2,6cm at the other, 23cm long.
speed with slurry: moderate (range: very slow - slow - moderate - moderately fast - fast - very fast)
speed with water:  slow (range: very slow - slow- moderate)
feedback: a modest draw overall
slurry: a faint sensation of very fine abrasion, faint sound of "sharpening steel" Slurry turns gray after some laps.
water:a very faint sensation of abrasion.
Slurry specifics: required a bit of extra attention.
Sharpness level coming off slurry: ++ (range: + shaves my armhair barely, ++ shaves my armheir well, +++ sufficient to shave my face)
Finishing properties, water only: water only: excellent. hone leaves very smooth edge. very slow edge refinement.
Dilucot: follow standard procedure.
Unicot: follow standard procedure.
Touch-up hone, use with water: capable of reclaiming slightly dulling edges. 30-50 laps depending on edge condition.

Additional remark: this is a very narrow hone. Great to tackle curved and warped blades, but it does require a confident honing stroke to guide the blade evenly over the surface of the hone.