Green Loctite has a fairly low viscosity, so as long as there's a little gap you can stick the tip of the bottle into, it can flow into even the tightest of threads and cure. It's also good for ...

Specifically, both of these Loctite products are part of the same group, that being blue Loctite. Loctite products come in four color codings: blue, green ... 242 and 243 cure in the same period ...