Credit card size survival tool identical to this one on Amazon... http://www.amazon.co.uk/Bcb-CM024-Mini-Work-Tool/dp/B000TEUQPG/ref=pd_sim_sbs_sg_3
but for a pound not £4.95!
Doesnt have the BCB badge on either for the pedants.
Handy thing to keep in your wallet.
Loads in Cardiff store, not sure if nationwide.
4 Position Wrench
Butterfly Screw Wrench
Key Chain Hole