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20% Northstar Boro Rods, 10% off Tools & Supplies, 25% WaleWear, & much more!


Home Glass Borosilicate Colored Glass Rod and Tubing - 33 Coe Tag Glass


Tag Glass

This glass is considered a "hard" glass. It has an annealing temperature of 1050°F and has a coefficient of expansion value of 33.

Bulk Discount on Bestselling Boro Color!

Purchase any combination of our 1st Quality Rods from Northstar GlassMomkaTAG33Glass Alchemy or Origin Boro Stix in bulk, and save big! Order: 5-9 lbs. Save 20% | 10-24 lbs. Save 25% | 25lbs. + Save 30%

*Discount is automatically applied to shopping cart during checkout, includes 1st quality rods only. Does NOT include Northstar Cadmium Colors!

  • Priced per 1/4 lb. bundle
  • Rods are approximately 6-7mm dia. x16"-20" long
  • Approximately 3-4 rods per bundle


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