One of those things you don't realize you need until you use them.
Final's mmcx assist tool is so simple yet so genius that it boggles my mind how nobody thought of it before. It's kinda pricey for just a bit of plastic ($7) but I guess that's the price you pay for convenience (and not breaking your mmcx connectors).
obviously the Final mmcx tool will do the job easier, but if we do it often enough, we'll also be proficient with using this