machinist question

by Nobody

i need to tap a hole for 4-40 screws, but what drill size to clean up the hole do i use? have the tap, but i don't want to put too much pressure on the tap by taking off too much material off with it.

Posted on Jul 11, 2012, 12:07 PM

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Responses

  1. Chart. MarkT, Jul 11, 2012
    1. careful.... , Jul 11, 2012
  2. cut tap or form tap?. , Jul 11, 2012
    1. Oh, also.... , Jul 11, 2012
      1. thank you.. Nobody, Jul 11, 2012
        1. there are three sizing methods fro drills.... , Jul 12, 2012
          1. And that post has horrible grammaticals. Sorry. -nt-. , Jul 12, 2012
    2. This is why I enjoy this board.... Nate, Jul 11, 2012
      1. Don't forget that other thing. FireFrenzy, Jul 12, 2012
      2. form taps rock.... , Jul 12, 2012

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