Argentium Silver jump rings are firestain free, easy to fuse or solder and can be simply heat-hardened if desired... an essential item for your jewellery making toobox.   
 
Finish products will benefit from Argentium's bright-white colour, excellent tarnish resistance, durability and hypoallergenic properties. 
 
Wire size: 0.5mm diameter
Inside diameter: 3mm
Outside diameter: 4mm
 
Sold in packs of 10