These are threads from Syscom that I have used on various eTextile projects and they are now available on amazon!
AmberStrand 166 Silver – 30 feet $11 USD
AmberStrand 166 Silver – 130 feet $37 USD
I measure the resistance is 4 ohms/meter.
This is the thread I use when I make bobbin lace.
Please see my blog post from 7 July 2015 for more information.
Liberator 40 166 Silver – 30 feet $11 USD
Liberator 40 Silver – 130 feet $37 USD
More posts on Syscom Conductive Thread can be found on my blog by searching Syscom