Phono cartridge torque wrench

Agree with MC and I check it occasionally or at least annually when I lube the bearing.

I do use a torque driver design for cartridge mounting. Albert Porter had some made up a decade or so ago. I think it’s great.

Like this? https://www.thextremexperience.com/blog/insane-torque-wrench-ever/

A 4-foot torque lever should be fine for cartridge screws, I would think.  Get a friend to help you tug on it.

lube the threads

What? Mounted over 100 different cartridges over the years, no lube. None magnetic screws, plactic washers, small screw provided by cartridge manufacturer (always manually).

when I lube the bearing.

Not every bearings must be lubricated.

Reading about lubrications some newbies on this forum can be confused, it’s not necessary to lubricate every moving parts in turntable!