I've been building a mini dump truck as a follow up to my mini dozer. I needed to recenter some H1 Hummer wheels so I decided it was a good time to build a rotary weld positioner.
http://i775.photobucket.com/albums/y...pssobseeky.jpg
http://i775.photobucket.com/albums/y...psxhcq02yn.jpg
http://i775.photobucket.com/albums/y...psewncfbol.jpg
http://i775.photobucket.com/albums/y...psoppvb6jz.jpg
http://i775.photobucket.com/albums/y...psmbtbcnfj.jpg
The first video gives additional information about the build. The second video shows it in use recentering the wheels.
https://youtu.be/P0DBmhCe3Lo
https://youtu.be/lT8jdmBQ4lg
Ryan