I use 9mm x 1mm o-rings.
I’ve also tried 10mm x 1mm with a 9mm by 1mm nested inside. That works too. I’m not sure the result is any different than just using a single 9mm x 1mm though.
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I use 9mm x 1mm o-rings.
I’ve also tried 10mm x 1mm with a 9mm by 1mm nested inside. That works too. I’m not sure the result is any different than just using a single 9mm x 1mm though.