Paul Ockenden wrote:

It's the usual star type key.

Do you mean Torx? If so you can get Torx drivers, or if that's still not
long enough try Torx hex bits and use an extension bar

http://rswww.com/cgi-bin/bv/rswww/se...cape&Nr=avl:uk

Though RS won't sell to individuals and are rarely the cheapest ...