Plated metal beads change a great deal in excellent. Some manufacturers, like TierraCast, closely plate their beads so the end may very last for numerous years. Other makes may have a much thinner plating and may eliminate their end rather immediately. Be sure to exam your plated metals in advance https://brooksmkgcx.bloggazza.com/30616238/about-vintage-c-shaped-royal-blue-earrings