Lidl will have these 6 piece screwdriver sets instore from Thursday 20/02/14 for £4.99, they come with a 2 year warranty as well.
Product Information :-
For safely working on energised parts up to (V): 1000
Made from high-quality chrome-vanadium steel with non-slip handles
Set contains 2 x Cross-Head, 3 x Slotted Screwdrivers and Voltage Tester
2 year manufacturer's warranty