On 13/07/2011 07:03, Tim Watts wrote:
I'm totally amazed - not a single likely shop out of several hardware stores
sell them.

Neither in my village or central London. Do they never break for other
people (well, mine was made of ****ite, not steel)...

Oh well, ebay to the rescue...

The stuff to buy for that job is key steel, usually from an engineers'
supplies place.

Colin Bignell