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It's not minute surface irregularities that you're worried about, it's warped surfaces.

If I were honing knives and chisels I'd be concerned about their thinness too. Fortunately razors don't seem to do much to them at all so the cost savings are a much bigger factor.

I've got a mix of glassstones and pro stones, and I haven't noticed this phenomenon :shrug:

Chris Moss has the 30k Shapton glassstone and gushes over it. Apparently Shapton USA no longer sells the professional 30k hone but still sells the glassstone version, which is much cheaper (< $300)....

I sold off nearly all my hones and went with the Shapton line. I've had the 8k and 15k pro hones for nearly a year now, and once I figured them out I got great results. I made the big switch a few...

Same way you hone with it, otherwise the 4k side will suck water and grit into the pores of the hone and promptly clog it again. I usually lapped mine right before starting a honing session.

The directions that came with my norton 4k/8k hone said to lap it either with their lapping stone or 600 grit wet/dry. I found the norton needed frequent lapping both to keep it even, and to expose...