Packing & Size: The package includes 12 pack 2# white rubber stoppers. Top Diameter: 20 mm/ 0.78 inch. Bottom Diameter: 15 mm/ 0.59 inch. Height: 26 mm/ 1 inch.
High Quality Material: The tapered lab plugs are made of solid rubber, not easy to deform, with excellent sealing and good elasticity, wear resistant and durable.
Tapered Design: The tapered design and smooth surface of the stoppers make it easy to plug and pull, and it has good insulation and sealing properties. Ideal for laboratory and industrial use.
Wide Application: The rubber stoppers are ideal for laboratory, home and industrial applications, using to plug test tube, containers, flask,pipes, prevent leaks.