Double Helix Zephyr Rod (3mm)

Zephyr is a clear glass that has been formulated to melt smoothly and easily, resist boiling and scumming, have a low reactivity with silver lusters, exhibit a low seed count and have a pristine surface due to careful handling. Available in four diameters: 3 mm (2-4mm) - DHGZephyr3 5 mm (4-6mm) - DHGZephyr5 8 mm (6-9mm) - DHGZephyr8 12mm (10-14mm) - DHGZephyr12