PAIR 14k Yellow Gold Heavy 0.041" Post Threaded Screw Earring Backs Nuts US MADE
14k Yellow Gold Screw Backs, stamped 14k. If they are able to go. thru your screwback, your screw back is likely. 041". DON'T KNOW WHAT SIZE YOURS ARE?. electrical wiring(bare Copper/Stripped) that you know the Gauge size to.