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"Dessus de bouchon"
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Rubber Stopper Assortments, United Scientific Supplies
Convenient assortments of various sizes of rubber stoppers are sold as one-pound bags.
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Rubber Stoppers
A superior grade of rubber that has softness, resiliency, and durability
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Neoprene Stoppers
Versatile neoprene stoppers perfect for every laboratory.
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Student Cork Assortment
A convenient assortment for student use.
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Cork Assortment
Regular length, XX quality corks in convenient assortments for laboratory use. Packaged with equal amounts of each size.
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Quality Corks, XX
Size Top Diameter Bottom Diameter
Size 1 11.1 mm 8.3 mm
Size 2 12.7 mm 9.5 mm
Size 3 14.2 mm 10.7 mm
Size 4 15.8 mm 11.9 mm
Size 6 19.0 mm 14.6 mm
Size 20 41.2 mm 34.0 mm
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Heavy-Duty Cork Boring Machine
Sturdy and robust cork boring machine designed for heavy-duty usage, ensuring efficient and precise cork-boring tasks.
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Cork Borers
Nickel-plated brass handles and borer tubes punch a variety of hole sizes.
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Cork, XX Quality, Size 7
These natural corks are perfect for laboratory and industrial use! This pack of 100 corks are ideal for closing up your lab bottles and jars.
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Cork Borer, United Scientific Supplies
Sturdy, high-quality plated brass cork borers with solid brass handles, except for the set of three which includes plastic handles.
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12-Piece Cork Borer Set
The cork borer set includes 12 borers, in sizes ranging from 4.8 to 21 mm.
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WHEATON® Black Plastic Caps for Media Bottles, DWK Life Sciences
Solid-top lined caps are suitable for a variety of applications
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Pulpvinyl Bakelite Jar Caps
Pulpvinyl liners resist most chemical reagents. Packages of 12.
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Qorpak® Black Phenolic Screw Caps, Pulp/Vinyl Liner
Phenolic caps with pulp and vinyl liners are perfect for general use