gasket maker - Cleaning mating surfaces before RTV
2021-12-16u2002·u2002Doing it any other way, even for a practiced hand, is surely a good way to ruin the mating surface, even if you're uber careful (ask me how I know). A plastic razor (gasket removal tool) works okay and won't mar the aluminum surface. It won't work nearly as well as a metal blade, but it is a lot safer on the mating surface.
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