Description: Can be used as an extender for necklaces or bracelets Great DIY accessories for pearl gemstone necklaces, bracelets, earrings and other fashion accessories making, make jewelry making easy! Material: Zinc Alloy 6 Strand Crimp End Size: Approx. 23 x 8mm/0.91 x 0.31inch Hole Size: Approx. 2mm Package Includes: 50 Pieces Jewelry Connectors