4331- Moretti Filigrana Set
Set: 20 Rods.
Each set contains one 13-5/8" long rod of each color. If one color is out of stock in the set, another rod in the set will be added to complete the count total.
C.O.E.: 104 x 10 -7/oC
Rod Diameter: 5-6mm
Filigrana is color rods encased in clear crystal. (Must experiment)