This set includes 10pcs wood tube clip, each measuring approximately 18cm in length, providing safe for various laboratory tasks Perfect for use in experiments, biological research, and teaching demonstrations, these tube clip versatility across multiple experimental environment Ideal for researcher, chemistry lab technicians, and educational institutions, these tube clip are essential tool for anyone involved in scientific exploration Securely hold your tubes with our clamp, crafted from wood, designed to accommodate tubes with a diameter of 10-20mm With their ergonomic design and strong construction, these tube holders enhances your laboratory efficiency, making thems a must having addition to any lab setups, Manufacturer: JTQYFI