DIY Disc Sander for your own Workbench
You can glue D300mm Valcron self adhesive on sanding Disc
Look for: "Klingspor CS 396 Y"
You can use any E-Motor >0,5Kw.
But Shaft diameter and "feather Key" Slot needed to be adjusted.
If you need any adjustment let my know i will do it for you.