33 COE glass rod by Northstar.

NS-075 Indigo Aventurine is a fully opaque deep night blue aventurine color. It is well suited for stringer application and blown work. It is easily worked and can take a lot of heat. To keep the color most vibrant, work in a neutral to slightly oxidizing flame.

Diameter: 3/16" - 5/16" (5mm-8mm)

Length: Approximately 20" (51cm)

Sold by 1/4lb