It may well be the same kit Mark I only know it as threaded slimline cos that what we called it when we did an order via Paul M, he could probably tell you more.
I got 10 and a mandrel I don't use still have 8 of em or was it 10 of each plating I can't remember.
There was quite a bit of discussion on the forums but I think it was when you were on walkabout, a search might bring up something.
I am sure I did a review on them, maybe I dreamt it.