Description These large metal test tube clamps are essential tools for any laboratory setting. Crafted from durable steel, they provide a secure grip on test tubes, ensuring stability during experiments. Their robust construction makes them ideal for handling various laboratory tasks, from holding test tubes to securing other lab equipment. Features -Color:Silver -Material:Steel -Size: 15.00X4.20X3.10cm/5.89X1.65X1.22in -Springloaded design: these test tube holders feature a unique springloaded design that ensures a firm grip on your test tubes, preventing slipping or accidental damage - Steel: made from steel, these clamps offer exceptional durability and resistance, ensuring longterm use in any laboratory environment -Universal fit: suitable for all standard test tubes, these holders can be widely used for various experiments and tests, making them a versatile addition to any lab -Easy to clean: the steel construction of these test tube holders makes them easy to clean and maintain. simply wipe them down as needed -Ideal for multiple settings: for schools, laboratories, or any setting that requires multiple clamps for various test tuberelated tasksPackage list: 10 x laboratory test tube clip