Metal: Argentium 940 Silver, HARD
Heavy-Wall Tubing, Maximum length: 305mm (if in stock)
Outside Diameter: 3.56mm
Wall thickness: 0.51mm
Inner Diameter: 2.54mm
This Argentium Silver heavy-wall tubing is suitable for creating tube settings for round gemstones. Use a burr to cut a seat in the end of the tube. This size tube fits a 3mm stone.
The manufacturer also suggests using tubing to make hinges. The smaller sizes would be suitable for trinket boxes, lockets and bracelets.