Perfect Fit - With a 24/40 size and hexagonal head, this hollow glass stopper is designed to fit securely and snugly into your lab equipment.
Durable and Reliable - Made of high-quality borosilicate glass, this 24/40 stopper provides excellent chemical resistance and durability.
Easy to use - The closed bottom design of this glass stopper makes it simple to insert and remove, while the hexagonal head provides a comfortable grip for easy handling.
Exquisite Workmanship - The hollow glass stopper features a smooth surface finish that ensures good sealing performance and easy cleaning.
Practical Set - With its high-quality construction and versatile design, this hex head hollow glass stopper offers excellent value for money, making it a must-have addition to your lab equipment.