Rod wrote:

Feel free to point me anywhere on-line - Screwfix had a reasonable range
that was easy to find so that is the link I included.

http://www.screwfix.com/app/sfd/cat/cat.jsp;?cId=A236074&ts=58169

I use a couple of these:

http://www.screwfix.com/app/sfd/cat/...86355&id=86771

which seem to work as well as any I have tried so far. However it sounds
like you would be better off with something like:

http://www.axminster.co.uk/product.a...sfile=1&jump=0

(you can also get mains powered versions which are usually cheaper)

--
Cheers,

John.

/================================================== ===============\
| Internode Ltd - http://www.internode.co.uk |
|-----------------------------------------------------------------|
| John Rumm - john(at)internode(dot)co(dot)uk |
\================================================= ================/