Diamond and CBN Q&A
Activity timeframe


What purpose does the 1mm abrasive surface serve over the 3mm?
Answer posted 1 month ago 1 answer


What does thin mean regarding these stones
Answer posted 1 month ago 1 answer

Can these be used with soapy water, or is oil the only lubricant that will benefit these stones?
Answer posted 1 month ago 1 answer

Are these in F grit, or Japan?
Answer posted 1 month ago 1 answer


will the 160 grit be about to re profile a folding knife easily?
Answer posted 3 months ago 1 answer

Do these work with the Hapstone RS?
Answer posted 3 months ago 1 answer

How quickly do these cut? Faster than resin stones of same abrasive size or about the same?
Answer posted 3 months ago 1 answer

How do these new vitrified bond stones compare to the Hapstone premium in performance?
Answer posted 3 months ago 1 answer

What is "elbor?" The word is used in DESCRIPTION above "And why is elbor better/more expensive?"
Answer posted 3 months ago 1 answer

Answer posted 5 months ago 1 answer

I need recommendations on aggressive reprofiling stones for super steel
Answer posted 5 months ago 1 answer


I just purchased these, how do you clean, maintain, flatten, or dress them?
Answer posted 5 months ago 1 answer




Answer posted 8 months ago 1 answer


Does 100% diamond concentration mean something different to you?
Asked 11 months ago 1 answer

Answer posted 11 months ago 1 answer