National Scientific brings to you this highly robust, 9mm black cap screw, an essential item in every scientific laboratory. Designed to ensure a tight seal on your bottles, this cap screw is instrumental in preventing leakage and contamination of samples. With its 9mm size, it can easily fit a variety of bottle types. Crafted from durable materials, its black color provides a stark contrast, aiding in easy identification amidst a multitude of laboratory supplies.
- 9mm size, suitable for a wide range of bottle types
- Crafted from durable, long-lasting materials
- Dark color for easy identification amidst other lab supplies