JBB Vermeil, Gold Plated, Sterling Silver Twisted Locking Jump Ring

JBB Vermeil, Gold Plated Sterling Silver Twisted Locking Jump Ring. It measures approximately 10.5mm OD (outside diameter) and ~9.2mm ID (inside diameter). A small peg fits neatly into a hole on the adjoining ring allowing a secure closure. Use rubber tipped pliers to gently close. Please note that once you have closed the ring, you will not be able to open again. It does provide a secure and beautiful jump ring.