Sandblaster hopper shaker. By Mr Modify. 7:56 video:
https://www.youtube.com/watch?v=Iz9jCs_wqTQ
Previously:
11 plans for homemade sandblasting cabinets
https://www.homemadetools.net/forum/...842#post179151
https://www.homemadetools.net/forum/...810#post179066
https://www.homemadetools.net/forum/...736#post178737
https://www.homemadetools.net/forum/...994#post153124
