MD330 = Jump Ring Maker - Oval with 3 Mandrels by FDJtool - FDJ Tool
Assorted Beading Tools | Dreamtime Creations
ROUND MANDREL SET 20 Pcs For Forming Jump Ring Coils | Mandrel Sets | Waymil LLC
Round Multi Jump Rings Mandrel 2 pc
Quick Coiler - Mandrel Set Only | Cool Tools
Wire-curling and jump ring mandrel, rubber tree wood and chrome-plated brass, 7-1/2 inches with 3-inch rod length and 3-10mm rod width. Sold per 4-piece set. - Fire Mountain Gems and Beads