The Beadsmith finding assortments are small packages with a variety of components used to finish or repair any jewelry project. This package comes with lobster clasps, spring rings, jump rings, end tags, and crimp beads. Jump rings, a simple wire loop, are used to connect jewelry parts, like attaching a clasp to a necklace. Crimp beads are small metal beads that you squish (crimp) onto beading wire to make the beads stay where you want them or connect beading wire to a jump ring or clasp. Lobster clasps are secure clasp useful for finishing necklaces, bracelets, and other jewelry. Spring rings are a quite common clasp which is inexpensive and secure. Add this jewelry string to your crafting supplies today and unlock your artistic talents.Details:Gold plated212 piecesSize Information:9.65 mm lobster clasps7.5 mm spring rings5 mm jump rings6.75 mm end tags2 mm crimp beads