Not so much a jig but a couple of videos to show how to deal with a twisted or bowed neck
http://youtu.be/cfVePAgt1H8
http://youtu.be/1v5i8sEJ2LQ
I hope it works for you good luck.
Not so much a jig but a couple of videos to show how to deal with a twisted or bowed neck
http://youtu.be/cfVePAgt1H8
http://youtu.be/1v5i8sEJ2LQ
I hope it works for you good luck.