ZRM&E 2PCS Spring Steel Test Tube Clip Clamp Labs with Finger Grips Laboratory Experiment Tool, Silver
- High-quality gold-plated steel wire test tube rack, exquisite workmanship, not easy to rust, self-closing mechanism with spring action..
- Used to keep test tubes in the laboratory when they are hot and inaccessible..
- The spring-operated automatic closing mechanism ensures safe retention under the correct pressure..
- Durable enough, suitable for students to use in the classroom or laboratory..
- The test tube rack is used to hold the test tube when it is hot and cannot be touched..