.925 Sterling Silver U-Threader with 1mm Diamond cut Bead Chain Threaders Approximately 80mm Long. Chain length around 64.5mm & Bar around 13mm and 0.65mm thick. Chain avout 1mm thick, open jump ring is about 2.8mm and 0.64mm thick (22 gauge). Sold in a pack of 1 Pair (2PCs) Price Per Pair