All rods are 42cm in length and 4-5mm diameter. Bullseye is 90COE and isn't compatible with Effetre or Vetrofond Rods. Annealing Temperature range is 505- 520 Celsius.
Opaque, dark blue.
Torch: A stable blue that is not prone to reduce in a neutral flame.
Kiln: Working properties and kilnformed characteristics are consistent with sheet glass.