"The main thing which comes to my mind is, ( this is not a stupid thought ), Are you guys attempting strap/bracelet changes with the correct ( good quality ) tools ? (I don`t mean any old small bloody screwdriver, lying around. ).....blah, blah, blah, squeek, squeek, squawk."
OH yes, good point. Thank you for clarifying.. the proper tools are essential.. I use a set similar to this one, maybe a little larger, since I have larger watches, but always (with EXTREME care):