Q: Is this a per piece or a pair?
Q: Are these solid silver or plated?
Q: Does the loop at the bottom open to attach a drop or does it need something to attach the drop? If so, what, and what tools do I need?
Q: What gauge are these ear wires!?
Q: what are dimensions length?
Q: What is the inner diameter of the loop? I need an ear wire with a larger diameter than the typical ear wire.