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8/19/2026 3:04:22 PM EDT
[#1]
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Originally Posted By sp1shooter:
I use purple on the screws.
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This. Surprised so many people use blue on small fine threads. I use purple for all screws under about 2-3mm in width with fine threads like optics screws, and blue loctite for anything larger like mounting base screws and etc.

Honorable mention to vibra-tite but IMO loctite purple is better.

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