Hahaha, that or threadlock, just watch using locktite's extra heavy duty, might not wanna come off hahahaha.In the absence of threadlock, dab a spot of paint on the screw threads before putting the nuts on… once dried, the paint thickens the threads, preventing the nut from working itself loose so easily (but still allows a wrench to work without damaging the threads)
6mm? Mine take 5mm, unfortunately the home center generics were too tall, could not screw them down properly.m6 nyloc nuts