On 29 Apr, 14:50, "Doctor Drivel" wrote:

One of these which is brill as it locks - Stanley lockable adjustable smooth
jaws. About £20, but seen one for £10 at a tool stall once:
http://www.stanleytools.com/default.asp?CATEGORY=WRENCHES+HT&TYPE=PRO...

12 quid including post on ebay: 370168644443