Here is the latest addition to my tool box. It's the Addi Turbo Cro-Needle. It is a 2.5 mm crochet hook on one end of the cable and a 3.25 mm knitting needle on the other. This is made for picking up stitches for button bands and collars. I'll give it a go when I get to the collar of the next jumper.
Here's the link:
I heard about this on David Reidy's podcast "Sticks & String".