I was trying to remove the drivers door side mirror just recently on a Mercedes E211 2004 and found that the fixings are security screws. Just in case anyone comes across these fixings, they are Torx Plus security 5 sided screws [ sometimes known as 5 lobed]. There is a nice set of 5 sided head available on Amazon for £15.40 plus post which I have and there are good quality in a decent storage case. It is a
"Laser 5031 Torx Plus bit set 23 piece " by Laser.
The actual bit required is a TS20 size.
This might help somebody in the future.
Regards, parkman1
"Laser 5031 Torx Plus bit set 23 piece " by Laser.
The actual bit required is a TS20 size.
This might help somebody in the future.
Regards, parkman1