I know this isn't for everyone, but the Halfords Advanced Professional range is actually very good, and gets good reviews. Comes with a lifetime guarantee.
Customer reviews can be found here http://reviews.halfords.com/4028/370635/reviews.htm
The 120 piece set is £189.99 and the 55 piece set is £109.99, so this is a steal.
Halfords Advanced Professional 150 piece Socket/Ratchet Set is made from professional quality materials and is part of our top of the range tool sets.
Chrome vanadium steel sockets and accessories
Fully polished chrome vanadium steel ratchets and combination spanners
Ratchet spanners metric with robust ratchet mechanism requires just 6 degrees movement to turn fastener
An unbeatable selection of Halfords professional tools - designed for the professional mechanic. Comes with Lifetime Guarantee.
Please note, this product was previously on sale at
£199.99 between 23/12/09 and 26/01/10 inclusive
£199.99 between 07/09/09 and 17/02/10 inclusive
£199.99 between 07/09/09 and 15/03/10 inclusive
Delivery is £4.99 or can be reserved for in - store pick up for free.