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I would like to open up this power extension but these strange screws are in the way. I need some way to unscrew this without damaging it. Anyone know what kind of screw this is? What keyword would you search for?

screw

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  • Go to a decent shop and purchase the bit for it.
    – Solar Mike
    Jul 22, 2023 at 9:58
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    Could also be a rivet
    – Martin
    Jul 22, 2023 at 10:05
  • Maybe mention why you want to open it. CE mark is not recognized in US/Canada as a legal electrical mark, so if there is a problem with the unit, replacement might a better idea.
    – crip659
    Jul 22, 2023 at 13:31
  • Nothing wrong with it. I need to send the cable through a small hole in the wall. So I thought I could disassemble it, feed the cable through and put it back together. Jul 22, 2023 at 14:24

2 Answers 2

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Googled "Screw with three slits" and found the name "Tri-Groove Socket", that looks almost like the screws in you picture.

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They are classed ss security screws and they come in many shapes. The idea is to keep the consumer out of the boxes/ appliances.

However, any hardware store should have a selection of these bits for a screwdriver. You can find them on sites such as ebay and aliexpress.

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  • And Amazon (as kits of assorted "security" bits), and...
    – keshlam
    Jul 22, 2023 at 15:23

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