Look for rivnuts, or nutserts. Both are brand names for the same type of fastener.
If you are looking for more details, kindly visit our website.
These fasteners are pulled up like a rivet, expanding and squishing the fluted section of the sides into the hole in your pipe.
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Although it might be overkill for a one off, you should look up flowdrills. Flowdrill these are a solid metal cone which heats up the pipe by friction until it is hot enough to flow into a thick boss, which can then be threaded with a conventional tap set.
If you want to learn more, please visit our website T Thread Self Drilling Anchor Bars.