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I have strap wrenches in the kitchen to open jars and tight bottle caps.
How about a piece of panty hose to catch stuff that could get sucked into the vacuum? I heard about that trick when looking for contact lenses.
I haven't seen anyone mention silica gel with an indicator. That's what we used in our desiccators at DuPont. If it is dry it is blue. If it starts going pink, redry it. I didn't do an exhaustive search for the best price, but here is what I'm talking abouthttps://www.amazon.com/Gallon-Indicating-Silica-Desiccant-Replacement/dp/B00BXKBOYM
LEDs and Lighting Class