Search:

Thank you very much for the information. Yes, I would say there are bad stones for razors among Coticules. But I do not think that such problematic stones are sold as selected, though, I had one...

Wowza, very interesting. Sound like a real challange with this one.
I have a very hard vintage La Veinette that was very rough after lapping with 1.2k wet/dry and the result was bad.
Even hard...

I have never tried mineral stuff on Coticules and I am afraid some stones will soak it in, sorry, but this is a terrible idea for me. Some Coticules need a good lapping to be very fine. New stones...

No, I do not think that all new standard Cotis are unsuitable for razors, but there is a reason why selected ones are recommended for it IMHO.
It is a natural product and every Coti I have tried...

I tryed some standard and selected stones and from this experience I would not buy a standard Coticule for razors again but for knifes. I had a 200x60 standard that was pretty hard, extremely fast...