You can get this handy 31 piece precision toolkit for £2.99 with free next working day delivery included at ebuyer at the moment which seems like an absolute bargain.
Toolkit Includes :-
Aluminium screwdriver handle, extender stored inside
Magnetic connector for screwheads
Suppplied in holder with twist base. Twist base to raise bits up or down inside case for secure storage
8pcs Torx:4, 5, 6, 7, 8, 10, 15, 20
6pcs Hex : 1.5-2.0-2.5-3.0-3.5-4.0mm
7pcs Flat :1.0-1.5-2.0-2.5-3.0-3.5-4.0mm