>>>the nutcracker effect means that the bit has a > single joint that can poke the soft pallet on the roof of the horses > mouth, while 'cracking' down on the jawline along the bars of the > horse's lower jaw.
Here are some bit radiographs: http://iceryder.net/bitradiographs.html This is with the static bit in the horse's mouth (no contact from the reins, which would present different pictures). Judy http://icehorses.net http://clickryder.com
