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[–] 1 point 11 months ago (3 children)

Some markers are more permanent than others I guess (I came across some that weren’t really bothered by isopropyl or solvent).

For speed I’d suggest a stencil and some nasty spray paint (the type that isn’t easily removed).

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  • [–] 2 points 11 months ago (2 children)

    I can’t remember the name of them, but the pen was made of metal. Those never came off!

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