I make a range of 7-strand copper cables approx. 750mm in length - 0.6mm, 0.8mm, 0.9mm , 1.00mm, 1.05mm, 1.10mm, 1.25mm & 1.30mm.
You can see them at:-
I sell on ebay under the_continental_op
All are £2.25 ea.
Normally don't sell in the summer but if you want one just send me an email.