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the labelled hones. labels removed from stones, except for the WTOS.

https://c2.staticflickr.com/6/5782/29891715125_669f4aef78_b.jpg


the dual hones (WOA/FTOS)
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and here is the solution:



a few remarks:

obviously the people at the honeworks did not waste too much time when assigning colours and grit fineness to the stones: nr. 3 and nr. 5 are both...

nope, nr. 2 is just a not so handsom TOS, sorry!

ah, good...

vasilis, good and clever guesses! a hint: nr. 13 is a in fact a WOA, although the unlabelled one. but nr. 2 is a TOS...

maybe tomorrow, it's already dark here. from which one(s)?

just for fun, a little quiz. on the picture below you can see 13 scotch hones: dalmore blue, tam o'shanter and water of ayr. there are:

1 labelled dalmore blue DB
1 unlabelled dalmore blue DB
3...