Bead Stopper (Package of 6) Bead Stoppers are a great way to hold Beads and Beading Cord in place while adding or finishing the strand. Size: 1-1/8" The easy-to-use Bead Stopper is ideal for fine threads. Made from stainless steel to prevent rust. This simple and handy little device clips to the end of your thread to keep beads in place while youre working. No more spilled beads to clean up, or starting from scratch!