Make the jump rings you need in the size and wire gauge you require! Try coiling vivid wires to create colored jump rings that can add definition and texture to jewelry designs. Or use gold-filled sterling or base metal wire to fashion components that complement your designs. Always wear safety glasses. EZR1 - Kit includes round 10- 12- 14- & 16mm ring makers. EZR2 - Kit includes round 4- 6- 7- & 8mm ring makers.