The Plated Steel Test Tube Holders, measuring 180mm, are practical laboratory tools designed for securely holding test tubes. Crafted without a finger grip, these holders provide a straightforward and effective means of handling test tubes in various scientific applications. The plated steel construction ensures durability and longevity, making them reliable accessories in laboratory settings. The 180mm size offers versatility, accommodating a range of test tube sizes for convenient experimentation and analysis.