I am having some trouble balancing the plate for disc sander. Originally I planned to use the plate intended to be used as a disc sander plate on a table saw with 5/8 arbor. Pump motor has a 3/8 shaft so I tried different ways to make this transition. Plate is wobbly in every possible way. I’ll try couple of different ways to fix this. Here are some pictures:

Serving tray surprise is almost completed. I am working on final sanding following with a few coats af polyurethane.

RK