Black Widow w/White & Black Stringers Vac Stack Boro Line Tubing 2NDS is seconds-quality material with cosmetic, dimensional, color, or pull variation in the borosilicate vac stack lined tubing category. It is built for hollow work, line tubing, sections, sleeves, and production glass.
Shop notes: Black Widow w/White & Black StringersVac Stack Boro Line Tubing 2NDS. Simax inner and outer layer - North Star 1st Quality Rod - The Best of the Best materials. Kiln Annealed.
Note: 2nds, odds, pull ends, and one-off listings are what-you-see-is-what-you-get items and may vary from standard first-quality stock.
