The wrapped bead link is a jewelry wire and beaded component made using beads, wire and round nose and bent chain nose pliers. This link is used to connect jewelry wire components such as sections of chain, links and findings. Because the ends of the link are closed, this link is very strong.
Instructions for making a wrapped bead link out of jewelry wire and beads using common jewelry tools are here.
Our most detailed instructions can be found in our online book on making jewelry with jewelry wire and beads -- "Wire Design Basics" here.