On 26 July, 23:08, Mike Clarke wrote:
Rick Hughes wrote:
notice more and more ... that manufacturers got wise to Joe public having
Torx tools and now often see Torx with a centre hole ... sometimes sold as
security Torx screws.

And very easily to undo :-

http://www.screwfix.com/prods/96872- £4.47 for a set of 32 bits, including
Torx with centre holes.

--
Mike Clarke

If your short of the bit , lot of times can snap the centre out of the
fastener with a screwdiver.

Cheers
Adam