A pattern/weave I invented & call Ancalagon's Wrath (A.K.A. Catastrophe Strikes! 6 in 1 or Anti-Balerion's Dread). 18g wire, L. rings= 12mm O.D., M. rings= 10mm O.D., S. rings= 8mm O.D.; named aft J.R.R. Tolkien's largest dragon, Ancalagon the Black, & the war he fought in (the War of Wrath).