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Reference information: de betreffende schroeven heten in het Engels ook nog varkensneusschroeven of tweegatsschroeven. Misschien is dat handig bij het zoeken naar een vertaling:
Twin Hole tamper resistant security screws (also known as Snake Eyes or Pig Nose Screws) have two small holes drilled into the head. A special twin pin driver bit is required to both tighten and release the screws.
Henk Peelen Netherlands Specializes in field Native speaker of: Dutch PRO pts in category: 224