Hello Roy!

22 Nov 14 16:39, you wrote to me:

 KvE>>  I remember one from my own past. Engeneering drawings were to be in
 KvE>> metrics. A hole of 6mm was needed. The designer checked the
 KvE>> conversion table and put 6.0452 mm  as the size of the hole. In the
 KvE>> workshop the conversion table was used again and it was found that
 KvE>> the hole had to drilled with a size B drill.

 RW> I don't suppose that you or anyone else in Europe has ever seen a B drill,
 RW> let alone know what size it is.

 RW> I have several in my drill indexes. They all measure 6.04mm...

 You could read before you answer. And your assumptions are wrong.
 Your drills are worn, they should measure 6.0452mm

Kees

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