On Jun 22, 8:22*am, Bob Villa wrote:
Channel nuts (not fishing or TV surfing related)

http://www.jdr-websites.co.uk/galler.../image/12a.jpg

Thanks,
bob
(I do not live in the UK)

Why does the catalog page say:

"For best results use M 12 size"

If there are various sizes for various applications, how would they
know that the M 12 size will give the best results?

Why would they even sell alternatives that *won't* give the best
results?