I’ve seen a lot of fancy metal housewares (I yearn for this $88 Gohar World dessert coupe and this $150 incense orb from ... I could stare at the flange edges of this tray for hours.

I once worked on a dead Motorola solid state 150 Mhz amplifier. Several of the large through hole eyelets had broken their solder connection, suspect due to the different thermal expansion ...