If you're looking for the perfect DIY project to get your shop, sandpaper and orbital sander organized, these PDF Sandpaper Rack plans will be great
Sandpaper Organizer and Storage Cabinet
Sander and Sandpaper Storage - The Handyman's Daughter
DIY Sandpaper Storage Rack - Girl, Just DIY!
DIY Sandpaper and Sander Storage Organizer Plans
Disc Rack
Wood Storage Cabinet
Wall Shelf Plans
Sandpaper Storage - Shop on Pinterest
DIY Sandpaper Storage Rack - Girl, Just DIY!
Drill & Sanding Station Plans - Written AND Video – Thomas Custom Woodworks
French Cleat Sandpaper Holder