Any idea

[johnc]

Hi anyone know what key/tool needed for these screws.

Cheers John.

 

[Doomanic]

A tri-lobe or tri-wing screwdriver like this;

RS PRO Tri Wing Screwdriver, T5 Tip, 100 mm Blade, 210 mm Overall | RS

uk.rs-online.com

 

[johnc]

Brilliant. Thanks.

 

[Zimmerframe]

I think they're called tri-wings. Didn't apple put them on lots of things to pee people off ?

You can sometimes get them out with a smaller torx bit if you're desperate.