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Pack of 10 cork stoppers. Size #9 - each stopper measures 29mm in length, has a base diameter measuring 18mm, and a top diameter measuring 24mm. Corks are made of natural bark material and feature a tapered shape. The reliable construction will not crumble or break easily.
Ideal for bottles, flasks and test tubes with a mouth/opening measuring 19-23mm in diameter. Designed for use in professional laboratories but are suitable for a variety of applications in the classroom, home and garage.
