This assortment contains 144 pieces of the more common jump ring sizes and gauges that are used in typical jewelry repairs. The assortment is packaged in an accessible and organized storage container.
Contains the following sizes in Yellow Gold Filled:
*3.1mm - 22 gauge - round
*3.6mm - 22 gauge - round
*4.2mm - 20 gauge - round
*4.7mm - 19 gauge - round
*5.7mm - 18 gauge - round
Refills available in 12 pc. packages.
Jump rings are made from round wire and are used in order to securely attach pieces of jewelry together, such as a clasp to a end cap The unsoldered gap between the wire is where you would loop through the item you are attaching, then close with a pliers or solder shut.