sanding

I designed a Tube Chuck in order to sand tubes faster/easier. Tube Chuck Printables Link Printables model description mentions everything you need to make use of the tube chuck. Why did I make it? I'm glad you asked. I was doing my L3 project and wanted to fiberglass all of the body tubes. I...

So I've purchased a filament wound fiberglass nosecone from Wildman Rocketry. My question is what's the best technique to sand and paint this nosecone? I'm going to assume Eye Protection and Lung Protection, because fiberglass in your eyes or lungs is not good. I'm curious about what grit...