Glassblowing supplies and Flask Blanks are the cornerstone of all product created by a skilled lathe or bench lampworker (glassblower). Pegasus literature and warehouse have an extensive offering of 3.3 Borosilicate Glass, Bell Jars, Bottles, Flasks, Ground Joints, Threads, and Accessories awaiting your order. Can't find what you're looking for? We'll make it for you! 

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