This is a great description with good pictures of how to make a professional wire wrapped loop. Much more stable than a simple loop, especially for heavy beads. Also can be decorative with even more coils.
Lots of tutorials for making jewelry! Creating a Simple Loop, a Wrapped Loop Using a Head Pin.. Using Clamshell Bead Tips (Lightweight Silk, Cotton or Linen Cord)... Making Loops.. Creating and Using Connectors.. Using Wire.. Using Stretchy Cord..