What are these self tapping screws called that form "real" threads?
Techman fired this volley in
:
https://dl.dropboxusercontent.com/u/92240200/Tapping%20Screw%20(2).JPG
Techman, I think you're not 'getting it'.
Even our CONSUMER big-box hardwares carry just what you want. Home Depot
(of all places) carries M4-0.7 self-tapping screws.
What you describe as "coarse-thread self-tappers" are truly "sheet metal
screws".
Lloyd
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