![Amazon.com: 8" Borosilicate Glass Blowing Tubing 7 Colors Tubes 12mm OD 8mm ID 2mm Thick Wall Tube (Pink, Purpal, White, Green,T Black,Blue, Clear) Ship From USA : Industrial & Scientific Amazon.com: 8" Borosilicate Glass Blowing Tubing 7 Colors Tubes 12mm OD 8mm ID 2mm Thick Wall Tube (Pink, Purpal, White, Green,T Black,Blue, Clear) Ship From USA : Industrial & Scientific](https://m.media-amazon.com/images/I/51iSCO4Gg2L.jpg)
Amazon.com: 8" Borosilicate Glass Blowing Tubing 7 Colors Tubes 12mm OD 8mm ID 2mm Thick Wall Tube (Pink, Purpal, White, Green,T Black,Blue, Clear) Ship From USA : Industrial & Scientific
![4 inch 6 Tubes 12mm OD Borosilicate Glass Blowing Tubing 2mm Thick Wall Clear Tube: Amazon.com: Industrial & Scientific 4 inch 6 Tubes 12mm OD Borosilicate Glass Blowing Tubing 2mm Thick Wall Clear Tube: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71V5VoFUb6L.jpg)
4 inch 6 Tubes 12mm OD Borosilicate Glass Blowing Tubing 2mm Thick Wall Clear Tube: Amazon.com: Industrial & Scientific
![Amazon.com: Glass Art 12 INCHES GLASS TUBES : PACK OF 12 GLASS BLOWING TUBES :LENGTH: 12 INCHES : DIAMETER :8 MM : WALL THICKNESS: 1.1 MM :M8X12 : Industrial & Scientific Amazon.com: Glass Art 12 INCHES GLASS TUBES : PACK OF 12 GLASS BLOWING TUBES :LENGTH: 12 INCHES : DIAMETER :8 MM : WALL THICKNESS: 1.1 MM :M8X12 : Industrial & Scientific](https://m.media-amazon.com/images/I/61CRGfl2QcS._AC_UF894,1000_QL80_.jpg)