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Recent content by marklale

  1. marklale

    Question on NX 7.5/8.5 Screw Clearance Holes - which standards were used to generate the tables?

    Being a ex-toolmaker, I can tell you that there are standard c,bore tools that come in 1/64 and 1/32 over size. In the day drawings standards were such that a hole call out was drill and c'bore for a certain size hole. We did not know of any engineering standards. This may have come out of the...

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